阅读说明：本技术 一种生物质复合材料容器及其制备方法 (Biomass composite material container and preparation method thereof ) 是由 姚喜智 于 2020-06-19 设计创作，主要内容包括：本发明涉及一种生物质复合材料容器及其制备方法,其目的是公开一种一体性好、安全系数高且表面能够塑料加工的生物质复合材料容器及其制备方法,包括盛装内胆,其外表面覆涂生物质复合材料层,生物质复合材料层与盛装内胆外壁通过中间设置的偶联剂连结层连结一起,生物质复合材料层厚度为1—25mm。多层构造的生物质复合材料容器在盛装内胆与生物质复合材料层之间采用偶联剂连结层通过化学的粘合方式将内外壁牢固的结合在一起,增强容器自身的强度,避免碎片划伤使用者,减少二次伤害,具有良好的防腐蚀、防老化、耐酸碱、抗菌抗静电、阻燃的效果,成型效果好,适用范围广,使用寿命长。(The invention relates to a biomass composite material container and a preparation method thereof, and aims to disclose a biomass composite material container which has good integrity, high safety coefficient and plastic processing surface and a preparation method thereof. The biomass composite container of multilayer structure adopts coupling agent to link the layer and will be in the same place the firm combination of interior outer wall through the bonding mode of chemistry between splendid attire inner bag and biomass composite layer, and the intensity of reinforcing container self avoids the piece fish tail user, reduces secondary damage, has good anticorrosion, anti-aging, acid and alkali-resistance, antibiotic antistatic, fire-retardant effect, and the shaping is effectual, and application scope is wide, long service life.)

1. A biomass composite container characterized by: including the splendid attire inner bag, the surface of splendid attire inner bag covers and scribbles the living beings combined material layer, living beings combined material layer with the outer wall of splendid attire inner bag links the layer through the coupling agent that the centre set up and links the combination and be in the same place, living beings combined material layer thickness is: 1-25 mm.

2. The biomass composite container according to claim 1, wherein the container liner is a ceramic container liner, and the outer surface of the ceramic container liner is a rough surface without enamel.

3. The biomass composite container according to claim 1, wherein the inner container is a glass container inner container, and the outer surface of the glass container inner container is a frosted surface.

4. The biomass composite container according to claim 1, wherein the container liner is a metal container liner.

5. The biomass composite container according to claim 1, wherein the coupling agent layer is one or a combination of a silane coupling agent and a maleic anhydride graft, and the thickness of the coupling agent layer is in the range of: 0.1-5 mm.

6. The biomass composite container according to claim 1, wherein the biomass composite layer comprises, by weight, 10 to 60% of biomass raw material, 2 to 40% of calcium carbonate, and 0.5 to 2% of silicone oil.

7. The biomass composite container according to claim 6, wherein the biomass raw material is one or more of wood chips, bamboo chips, rice hulls, straws, peanut shells, bagasse, bean hulls, herb residues, and cotton.

8. The biomass composite container according to claim 6, wherein the silicone oil is one or a combination of methyl silicone oil, ethyl silicone oil and phenyl silicone oil.

9. A method for preparing a biomass composite container comprises the following steps:

the method comprises the following steps: crushing a biomass raw material to 60-120 meshes, drying at the temperature of 120-150 ℃ for 20-40 minutes, adding calcium carbonate as a filler and silicone oil, stirring, and then mixing with the selected plasticizing raw material particles at a high speed at the temperature of 100-220 ℃, granulating and extruding on granulation equipment at the extrusion temperature of 80-230 ℃ to prepare biomass raw material particles;

step two: and (2) placing the containing liner into a mold, performing coating injection processing on the raw material particles obtained in the step one through a double-layer sandwich mold, firstly coating a coupling agent connecting layer on the outer surface of the containing liner in the coating injection process, rotating the double-layer sandwich mold to perform coating injection on the biomass composite material layer, coating the biomass composite material layer on the outer surface of the coupling agent connecting layer, opening the mold, cooling, and finally forming and demolding to prepare the biomass composite material container.

10. The method for preparing the biomass composite container according to claim 9, wherein the plasticizing raw material particles in the first step are one or more of PE, PP, PVC, PPR, ABS, PET, and SEBS.

Technical Field

The invention belongs to the technical field of container manufacturing, and particularly relates to a biomass composite container and a preparation method thereof.

Background

At present, wine containers or containers for storing chemical raw materials, which are mostly ceramic or glass products, are fragile and have the defect. Fragments of the container can be sputtered at four places after the container is broken, so that the cleaning is difficult and secondary damage can be caused; especially, once the chemical raw material container is broken in the using or storing and transporting process, not only the chemical loss is caused, but also the secondary pollution is caused, the safety of users and the environmental protection are damaged, and the serious damage is caused. Secondly, the container surface processing degree of difficulty is big, is difficult to directly mould or add information on the container surface, and prior art adopts direct printing or pastes the label, needs extra technological means to intervene and can just add information content on the surface of container, inconvenient and need extra cost in the operation, and the latency is short moreover. There is no prior art drop resistant storage container that is both safe to use, novel in construction, and capable of being molded on its surface.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to disclose a biomass composite material container which has good integrity and high safety coefficient and the surface of which can be processed by plastics and a preparation method thereof.

The technical scheme of the invention is realized in such a way.

A biomass composite container characterized by: including the splendid attire inner bag, the surface of splendid attire inner bag covers and scribbles the living beings combined material layer, living beings combined material layer with the outer wall of splendid attire inner bag links the layer through the coupling agent that the centre set up and links the combination and be in the same place, living beings combined material layer thickness is: 1-25 mm.

Furthermore, the inner container is a ceramic container inner container, and the outer surface of the ceramic container inner container is a rough surface without enamel.

Furthermore, the inner container is a glass container inner container, and the outer surface of the glass container inner container is a frosted surface.

Further, the inner container is a metal container inner container.

Preferably, the coupling agent layer is one or a combination of a silane coupling agent and a maleic anhydride graft, and the thickness range of the coupling agent connecting layer is as follows: 0.1-5 mm.

Further, the biomass composite material layer comprises, by weight, 10-60% of a biomass raw material, 2-40% of calcium carbonate and 0.5-2% of silicone oil.

Preferably, the biomass raw material is one or a combination of wood chips, bamboo sawdust, rice hulls, straws, peanut shells, bagasse, bean hulls, traditional Chinese medicine residues and cotton.

Preferably, the silicone oil is one or a combination of methyl silicone oil, ethyl silicone oil and phenyl silicone oil.

A method for preparing a biomass composite container comprises the following steps:

the method comprises the following steps: crushing a biomass raw material to 60-120 meshes, drying at the temperature of 120-150 ℃ for 20-40 minutes, adding calcium carbonate as a filler and silicone oil, stirring, and then mixing with the selected plasticizing raw material particles at a high speed at the temperature of 100-220 ℃, granulating and extruding on granulation equipment at the extrusion temperature of 80-230 ℃ to prepare biomass raw material particles;

step two: and (2) placing the containing liner into a mold, performing coating injection processing on the raw material particles obtained in the step one through a double-layer sandwich mold, firstly coating a coupling agent connecting layer on the outer surface of the containing liner in the coating injection process, rotating the double-layer sandwich mold to perform secondary biomass composite layer coating injection after primary coating injection is completed, coating a biomass composite layer on the outer surface of the coupling agent connecting layer, opening the mold for cooling, and finally molding and demolding to prepare the biomass composite container.

Preferably, the plasticizing raw material particles in the first step are one or a combination of more of PE, PP, PVC, PPR, ABS, PET and SEBS.

Compared with the prior art, the invention has the beneficial effects that: the biomass composite material container with the multilayer structure adopts the coupling agent connecting layer to firmly combine the inner wall and the outer wall together by a chemical bonding mode between the inner container and the biomass composite material layer, not only greatly enhances the strength of the container, but also has excellent shock resistance, wear resistance, uneasiness of damage and cracking, can ensure that the inner container cannot be scattered after being cracked, is firmly combined in the biomass composite material layer, avoids fragments from scratching users, reduces secondary damage, and has strong protective performance, the invention also has good effects of corrosion resistance, aging resistance, acid and alkali resistance, bacteria resistance, static resistance and flame resistance, the outer biomass composite material layer can be more conveniently molded or processed on the outer surface to record information, the adopted material has good environmental protection performance, can be repeatedly used for molding, has light quality, is convenient to transport and has good molding effect, wide application range and long service life.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a flow chart of the preparation process of the present invention.

The graphic symbols are illustrated as follows:

1-containing inner container, 2-coupling agent connecting layer and 3-biomass composite material layer.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.

The first invention creation of the invention is a biomass composite material container, comprising a container inner container 1, the container content can be selected from a ceramic inner container, a glass inner container and a metal inner container, the preferable mode of the container inner container is that the outer surface of the container inner container is a rough surface, the ceramic inner container is not provided with an enamel layer, the surface of the glass inner container is a frosted layer, and the metal inner container is optimally made of a tinplate material with a rough surface.

The outer surface of the inner container 1 is coated with a biomass composite material layer 3, the biomass composite material layer 3 and the outer wall of the inner container 1 are connected and combined together through a coupling agent connecting layer 2 arranged in the middle, the thickness of the biomass composite material layer 3 is 1-25 mm, and the specific thickness of the biomass composite material layer can be set according to the requirements of actual products.

Further, the thickness range of the coupling agent connecting layer 2 is as follows: 0.1-5 mm.

Preferably, the biomass composite material layer 3 comprises, by weight, 10 to 60% of a biomass raw material, 2 to 40% of calcium carbonate, and 0.5 to 2% of silicone oil. The coupling agent layer 2 is one or a combination of a silane coupling agent and a maleic anhydride graft.

Preferably, the biomass raw material is one or more of wood chips, bamboo sawdust, rice hulls, straws, peanut shells, bagasse, bean hulls, Chinese medicine residues and cotton.

Preferably, the silicone oil is one or a combination of methyl silicone oil, ethyl silicone oil and phenyl silicone oil.

A method for preparing a biomass composite container comprises the following steps:

the method comprises the following steps: crushing a biomass raw material to 60-120 meshes, drying at the temperature of 120 ℃ for 30 minutes, adding calcium carbonate as a filler and silicone oil, stirring, mixing with one or more of plasticizing raw material particles PE, PP, PVC, PPR, ABS, PET and SEBS at a high speed at the temperature of 100-220 ℃, granulating and extruding on granulating equipment at the extrusion temperature of 80-230 ℃, and preparing to obtain biomass raw material particles;

step two: putting the containing liner 1 into a mold, performing coating injection processing on the raw material particles obtained in the step one through a double-layer sandwich mold, firstly coating and injecting a coupling agent connecting layer 2 on the outer surface of the containing liner 1 in the coating injection process, rotating the double-layer sandwich mold to perform coating and injection on a biomass composite material layer 3 after one-time coating injection is completed, coating and injecting the biomass composite material layer 3 on the outer surface of the coupling agent connecting layer 2, opening the mold for cooling, and finally forming and demolding to prepare the biomass composite material container.

Preferably, when the container liner 1 is a ceramic liner, the outer surface of the ceramic liner is a rough surface without enamel.

Preferably, when the containing liner 1 is a glass liner, the outer surface of the glass liner is a frosted surface.

First embodiment

Selecting a containing liner 1 as a ceramic liner, wherein an enamel layer is not applied to the outer surface of the ceramic liner, a biomass composite material layer 3 is coated on the outer surface of the containing liner 1, the containing liner 1 is further combined together through a coupling agent connecting layer 2, the coupling agent connecting layer 2 selects a silane coupling agent as a coupling agent,

the composite material layer 3 is prepared from 50% of bamboo sawdust and rice hull, 10% of straw, 15% of calcium carbonate and 1.5% of methyl silicone oil according to weight percentage.

Preparing a biomass composite container comprising the steps of:

the method comprises the following steps: the method comprises the steps of putting the bamboo sawdust rice hulls which are well taken into a grinder to be subjected to fine mesh grinding treatment, screening the bamboo sawdust rice hull powder which is subjected to fine mesh grinding treatment through a vibration screening machine, taking the bamboo sawdust rice hull powder with the mesh number of 100 through a powder screening mesh screen, then sending the bamboo sawdust rice hull powder into a dryer, adjusting the drying temperature of the dryer to 120 ℃, drying the bamboo sawdust rice hull powder for 30 minutes to remove excessive moisture in the bamboo sawdust rice hull powder, and avoiding the influence of excessive moisture on the falling-resistant strength of the prepared composite material layer 3.

Then adding the dried bamboo sawdust rice hull powder into calcium carbonate and methyl silicone oil according to the weight, stirring, then mixing with the plasticizing raw material granules PET at a high speed, setting the mixing temperature to be 180 ℃, sending the mixture into granulation equipment after the mixing is finished, granulating and extruding the mixture through the granulation equipment, and setting the extrusion temperature to be 230 ℃ to prepare biomass raw material granules;

step two: the method comprises the steps of fixedly arranging a ceramic liner in a double-layer sandwich mold, performing coating injection processing on biomass raw material particles obtained in the step one through the double-layer sandwich mold, covering and bonding silane coupling agent on the outer surface of the ceramic liner through coating injection, enabling rough surface of the outer surface of the ceramic liner without applying an enamel layer to be better bonded with the silane coupling agent, after the coating injection of a coupling agent connecting layer is completed, pressing through rotating the double-layer sandwich mold, coating and injecting the obtained biomass raw material particles on the outer surface of the coupling agent connecting layer after melting, opening the mold for cooling after secondary coating injection is completed, and finally molding and demolding to obtain the biomass composite ceramic container.

In the embodiment, the liner 1 is a ceramic liner which has a certain degree of shatter resistance, in order to effectively enhance the shatter resistance, the thickness of the coupling agent connecting layer 2 is set to be 2-4mm, and the thickness of the biomass composite material layer 3 covered on the outermost layer is set to be 10-15 mm. The thickness that the layer 2 is joined to the optimal coupling agent is 3mm, the thickness of the outermost biomass composite layer 3 that covers is 10mm, make splendid attire inner bag 1 absorb most external stress through biomass composite layer 3 when receiving impact and oppression, coupling agent joins layer 2 simultaneously and adopts silane coupling agent to have better withstand compression elasticity deformation volume, can share some pressure when the too big stress of bearing that outermost biomass composite layer 3 received, further protect splendid attire inner bag 1.

In this embodiment, the biomass composite material layer 3 adopts bamboo dust rice hull powder, PET and corresponding filler material, and through high-speed mixing, the connection firmness and the stretch resistance between the molecules of the biomass composite material layer 3 are greatly improved.

Second embodiment

Selecting a containing liner 1 as a glass liner, wherein the outer surface of the glass liner is frosted, coating a biomass composite material layer 3 on the outer surface of the containing liner 1, further combining the containing liner 1 and the glass liner together through a coupling agent connecting layer 2, selecting a silane coupling agent and a maleic anhydride graft to be mixed as a coupling agent in the coupling agent connecting layer 2,

the composite material layer 3 is prepared from 55% of bagasse, 10% of calcium carbonate and 2% of silicone oil by weight percentage.

Preparing a biomass composite container comprising the steps of:

the method comprises the following steps: and (2) putting the taken bagasse into a crusher to be subjected to fine mesh crushing treatment, screening the bagasse powder subjected to fine mesh crushing treatment by a vibration screening machine, taking 60-mesh bagasse powder through a powder screening mesh, then sending the bagasse powder into a dryer, adjusting the drying temperature of the dryer to 135 ℃, and drying the bagasse powder for 40 minutes to remove excessive water in the bagasse powder.

Then adding calcium carbonate and phenyl silicone oil which are taken according to the amount into bagasse powder which is dried, stirring, and then mixing with plasticizing raw material granules SEBS at a high speed, wherein the mixing temperature is set to 170 ℃, sending the mixture into granulation equipment after mixing, granulating and extruding through the granulation equipment, and setting the extrusion temperature to 150 ℃ to prepare biomass raw material granules;

step two: the method comprises the steps of fixedly arranging a glass liner in a double-layer sandwich mold, coating and injecting biomass raw material particles obtained in the step one through the double-layer sandwich mold, covering and adhering a silane coupling agent and a maleic anhydride graft mixture on the outer surface of the glass liner through coating and injecting, wherein the outer surface of the glass liner is a frosted rough surface, the glass material and the frosted rough surface can be better bonded with a coupling agent connecting layer, after primary coupling agent connecting layer coating and injecting are completed, pressing is carried out through rotating the double-layer sandwich mold, the obtained biomass raw material particles are molten and then coated on the outer surface of the coupling agent connecting layer, mold opening and cooling are carried out after secondary coating and injecting are completed, and finally, forming and demolding are carried out, so that the biomass composite glass container is obtained.

In the embodiment, the liner 1 is a glass liner which has poor drop resistance and is easy to break, in order to enhance the compression and fracture resistance, the coupling agent connecting layer 2 adopts a silane coupling agent and maleic anhydride graft mixture, the thickness of the coupling agent connecting layer 2 is set to be 4-5mm, and the thickness of the biomass composite material layer 3 covered on the outermost layer is set to be 15-25 mm. The thickness that the layer 2 is connected to the optimal coupling agent is 5mm, and the thickness of the outermost biomass composite layer 3 that covers is 18mm, and on splendid attire inner bag 1 received the impact stress that transport or violent motion produced through biomass composite layer 3 and the cooperation of coupling agent connection layer 2 all scattered impact stress to each position of extexine fast, make stress can not concentrate in a small region, avoid impact stress direct impact to lead to inside splendid attire inner bag to break.

Coupling agent links layer 2 and adopts silane coupling agent and maleic anhydride graft mixture can also receive the firm glass piece bonding in its inner surface when too big stress is destroyed at the glass inner bag in this embodiment, has solved the problem that the glass inner bag can splash everywhere when broken, can also avoid the danger of revealing that should break and lead to when being used for splendid attire dangerous chemicals, has improved the safety in utilization of glass inner bag greatly.

Third embodiment

Selecting a containing liner 1 as a metal liner, wherein the outer surface of the metal liner is a rough connecting surface, coating a biomass composite material layer 3 on the outer surface of the containing liner 1, further combining the containing liner 1 and the metal liner together through a coupling agent connecting layer 2, selecting a maleic anhydride graft as a coupling agent from the coupling agent connecting layer 2,

the composite material layer 3 is prepared from 45% of sawdust, 10% of peanut shell, 5% of cotton, 39% of calcium carbonate and 1% of ethyl silicone oil in percentage by weight.

Preparing a biomass composite container comprising the steps of:

the method comprises the following steps: mixing the sawdust, the peanut shell and the cotton which are well taken, putting the mixture into a grinder to be subjected to fine mesh grinding treatment, screening the mixture powder of the sawdust, the peanut shell and the cotton which is subjected to the fine mesh grinding treatment by a vibration screening machine, taking the mixture powder of the sawdust, the peanut shell and the cotton with the mesh number of 120 by a powder screening mesh screen, then sending the mixture powder into a dryer, adjusting the drying temperature of the dryer to 85 ℃, and drying the mixture powder of the sawdust, the peanut shell and the cotton for 25 minutes to remove the residual moisture of the sawdust and the peanut shell in the mixture powder.

Then adding calcium carbonate and ethyl silicone oil which are weighed into the dried mixed powder of the sawdust, the peanut shells and the cotton, stirring, then mixing with the plasticizing raw material particles ABS and PVC common mixture at a high speed, setting the mixing temperature to be 150 ℃, sending the mixture into a granulating device after mixing, granulating and extruding through the granulating device, setting the extrusion temperature to be 175 ℃, and preparing to obtain biomass raw material particles;

step two: fixedly arranging a metal liner in a double-layer sandwich mold, performing coating and injection processing on the biomass raw material particles obtained in the step one through the double-layer sandwich mold, covering and adhering a maleic anhydride grafting agent on the rough outer surface of the metal liner through coating and injection, performing coating and injection on a coupling agent connecting layer after the primary coupling agent connecting layer is coated and injected, then performing pressing through rotating the double-layer sandwich mold, coating and injecting the melted biomass raw material particles on the outer surface of the coupling agent connecting layer, performing mold opening and cooling after the secondary coating and injection is completed, and finally performing molding and demolding to prepare the biomass composite metal container.

In the embodiment, the inner container 1 is a metal inner container, which has high rigidity but poor heat conduction and heat dissipation performance, and in order to effectively enhance the shock absorption and heat dissipation performance, the thickness of the coupling agent connecting layer 2 is set to be 0.1-2.5mm, and the thickness of the outermost biomass composite material layer 3 is set to be 1-10 mm. The thickness range of the optimal coupling agent tie layer 2 is 2mm, the thickness of the biomass composite material layer 3 covered on the outermost layer is 6mm, when the biomass composite metal container is used for containing some dangerous chemicals, when the internal chemicals are heated due to large-amplitude impact or vibration, the coupling agent tie layer 2 selected for use and the heat transfer and heat dissipation performance of the prepared biomass composite material layer 3 are improved, the better heat dissipation effect can be achieved, the situation that dangerous chemicals are leaked or exploded due to overhigh temperature in the container is avoided, meanwhile, wood chips and peanut shells are mixed in the biomass composite material layer 3 for preparation, and the shock absorption, pressure reduction and tensile properties of the biomass composite material layer 3 can be guaranteed to be unaffected when the thickness of the biomass composite material layer 3 is narrowed to the maximum extent.

The results of multiple drop tests at different heights for the biomass composite vessels prepared in examples one and two are given in the following table:

and (5) a drop test result table.

The biomass composite material container with the multilayer structure adopts the coupling agent connecting layer to firmly combine the inner wall and the outer wall together by a chemical bonding mode between the inner container and the biomass composite material layer, not only greatly enhances the strength of the container, but also has excellent shock resistance, wear resistance, uneasiness of damage and cracking, can ensure that the inner container cannot be scattered after being cracked, is firmly combined in the biomass composite material layer, avoids fragments from scratching users, reduces secondary damage, and has strong protective performance, the invention also has good effects of corrosion resistance, aging resistance, acid and alkali resistance, bacteria resistance, static resistance and flame resistance, the outer biomass composite material layer can be more conveniently molded or processed on the outer surface to record information, the adopted material has good environmental protection performance, can be repeatedly used for molding, has light quality, is convenient to transport and has good molding effect, wide application range and long service life.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.