阅读说明：本技术 一种净味食品包装专用海绵 (Special sponge of odorless food package ) 是由 李伟 于 2019-10-29 设计创作，主要内容包括：本发明公开了一种净味食品包装专用海绵,包括一对结构相同的面层、一对结构相同的开孔板以及填充层,一对所述开孔板安装于一对所述面层之间,本发明的有益效果是,包装专用海绵结构简单,制备方便,由于加入银离子杀菌材料的开孔板,利用异位通孔原理增加透气性与吸水层配合,保持包装内的干燥和无菌环境,具有甲醛含量低以及过敏原和残留异味少的优点,通过改进配方,通过380℃高温加热烘干去除原料残留味道,采用高纯度聚醚多元醇以及高纯度锡(T11)在生产过程中进行充分反应,有效消除甲醛等化学残留,通过改进现有的生产配方以及生产过程,使产品对比现有技术具有化学残留低、异味小等优点,有效保护了人体健康。(The invention discloses a special sponge for packaging odorless food, which comprises a pair of surface layers with the same structure, a pair of perforated plates with the same structure and a filling layer, wherein the pair of perforated plates are arranged between the pair of surface layers The peculiar smell is small, and the like, thereby effectively protecting the health of human bodies.)

1. The utility model provides a special sponge of net flavor food package, includes a pair of surface course (1) that the structure is the same, a pair of trompil board (2) and filling layer (3) that the structure is the same, its characterized in that, and is a pair of install in trompil board (2) a pair of between surface course (1), filling layer (3) are filled in a pair of between trompil board (2), it is a pair of all seted up the same air vent of a plurality of structures on trompil board (2), the mounting groove has been seted up at filling layer (3) center, be provided with layer (4) that absorb water in the mounting groove, it is fixed to adopt the cartridge mode between layer (4) and filling layer (3) to absorb water, it is equipped with ripple type structure on the wall of layer (4) that absorbs water, with it matches be.

2. The sponge for packaging odorless food as defined in claim 1 wherein the pair of surface layer (1) and the filling layer (3) are made of odorless sponge material.

3. The sponge for packaging odorless food as defined in claim 1 wherein the pair of perforated plates (2) are made of silver ion antibacterial layer material, and the ventilation holes of the pair of perforated plates (2) are arranged in a staggered manner.

4. The sponge for packaging odorless food as defined in claim 2 wherein the pair of surface layer (1) and the filling layer (3) are integrally formed by a mold, and the mounting groove at the center of the filling layer (3) is rectangular.

5. The sponge for packaging odorless food as defined in claim 1 wherein the water absorbing layer (4) is a plate of water absorbing sponge material.

6. A preparation process of the special sponge for packaging the odorless food is characterized by comprising the following steps: s1, determining the proportion of the main raw materials; s2, preparing small materials; s3, premixing and stirring; s4, mixing the residual materials; s5, foaming; s6, stirring and reacting; s7, drying and heating;

s1: weighing 95-105 parts of high-purity polyether polyol, 40-50 parts of TDI, 35-40 parts of methane and pure H according to parts by mass₂O6-10 parts, silicone oil (DC895M) 10-15 parts, amine (CS20) 2-4 parts, and tin (T11) 1-3 parts;

s2: weighing 10 parts of n-pentane serving as a foaming agent and 3 parts of PVC (polyvinyl chloride) external lubricant according to the mass parts;

s3: silicone oil (DC895M) was injected into neat H₂Premixing, stirring and crushing in O;

s4: injecting the rest raw materials such as high-purity polyether polyol, TDI, methane and the like into a storage tank, and fully and uniformly stirring;

s5: after the flow is regulated, injecting the mixture in the storage tank into a sponge foaming machine for foaming;

s6: simultaneously injecting various raw materials into a mixing head for mixing and stirring for 20 minutes, and pumping the raw materials into an overflow groove by pressurization for reaction to form three-dimensional foam;

s7: injecting the three-dimensional foam into a heating drying box, heating for 5 minutes, and conveying to a closed storage warehouse through a conveying device.

7. The odorless food package of claim 6The preparation process of the sponge is characterized in that the specific values of the formula in the step S1 are as follows, 100 parts of high-purity polyether polyol, 40 parts of TDI, 38 parts of methane and pure H₂8.5 parts of O, 14 parts of silicone oil (DC895M), 2.8 parts of amine (CS20) and 1.6 parts of tin (T11).

8. The process for preparing the sponge for packaging odorless food according to claim 6, wherein the foaming temperature in step S5 is 50-70 ℃.

9. The process for preparing the sponge for packaging odorless food as claimed in claim 6, wherein the time for premixing and stirring in step S3 is 20min, and the time for stirring in step S4 is 30 min.

10. The process for preparing the sponge for packaging odorless food according to claim 6, wherein the temperature of the drying oven in step S7 is maintained at 380 ℃.

Technical Field

The invention relates to the technical field of sponges, in particular to a special sponge for packaging odorless food.

Background

The prior sponge is produced by using the following ingredients of polyether glycol, TDI, methane and H₂O, silicone oil (M580), amine (A33) and tin (T9), and the substances on the sponge can be processed to obtain the common sponge, but the existing sponge mostly has formaldehyde residues, and when the sponge is packaged as odorless food, peculiar smell, allergen and formaldehyde are easy to remain, and the health of people is harmed because the purity of the common polyether polyol and the tin (T9) determines the reaction degree and the chemical raw materials in the reaction processThe degree of volatilization of; in view of the above, intensive research on the problems has been carried out, and the present invention has been made.

Disclosure of Invention

The invention aims to solve the problems, designs the special sponge for packaging the odorless food, and solves the problems that the existing sponge mostly has formaldehyde residues, and when the sponge is used as the odorless food for packaging, peculiar smell, allergen and formaldehyde are easy to remain, so that the health of people is harmed, because the purity of the two raw materials, namely the common polyether polyol and the tin (T9), determines the reaction degree in the reaction process and the volatilization degree of chemical raw materials; the residual value of chemical raw materials needs to be reduced in food or human body use, the residual taste or allergen of the sponge raw materials is determined by the use of amine, water and silicone oil, and the taste and allergen need to be reduced in food or human body use.

The technical scheme of the invention for realizing the aim is as follows: the utility model provides a special sponge of net flavor food package, includes the same surface course of a pair of structure, the same trompil board of a pair of structure and filling layer, and is a pair of trompil board install in a pair of between the surface course, the filling layer is filled in a pair of between the trompil board, it is a pair of the same air vent of a plurality of structures has all been seted up on the trompil board, the mounting groove has been seted up at the filling layer center, be provided with the layer that absorbs water in the mounting groove, it is fixed to adopt the cartridge mode between layer and the filling layer to absorb water, it is equipped with the ripple type structure on the wall of layer both sides.

And the surface layer and the filling layer are made of odor-free sponge materials.

The pair of perforated plates are made of silver ion antibacterial layer materials, and the vent holes in the pair of perforated plates are arranged in a staggered mode respectively.

The surface layer and the filling layer are integrally formed through a mold, and the mounting groove in the center of the filling layer is of a rectangular structure.

The water absorbing layer is a plate made of water absorbing sponge.

A preparation process of a special sponge for packaging odorless food comprises the following steps: s1, determining the proportion of the main raw materials; s2, preparing small materials; s3, premixing and stirring; s4, mixing the residual materials; s5, foaming; s6, stirring and reacting; s7, drying and heating;

s1: weighing 95-105 parts of high-purity polyether polyol, 40-50 parts of TDI, 35-40 parts of methane and pure H according to parts by mass₂O6-10 parts, silicone oil (DC895M) 10-15 parts, amine (CS20) 2-4 parts, and tin (T11) 1-3 parts;

s2: weighing 10 parts of n-pentane serving as a foaming agent and 3 parts of PVC (polyvinyl chloride) external lubricant according to the mass parts;

s3: silicone oil (DC895M) was injected into neat H₂Premixing, stirring and crushing in O;

s4: injecting the rest raw materials such as high-purity polyether polyol, TDI, methane and the like into a storage tank, and fully and uniformly stirring;

s5: after the flow is regulated, injecting the mixture in the storage tank into a sponge foaming machine for foaming;

s6: simultaneously injecting various raw materials into a mixing head for mixing and stirring for 20 minutes, and pumping the raw materials into an overflow groove by pressurization for reaction to form three-dimensional foam;

s7: injecting the three-dimensional foam into a heating drying box, heating for 5 minutes, and conveying to a closed storage warehouse through a conveying device.

The specific values of the formulations in the step S1 are as follows, 100 parts of high-purity polyether polyol, 40 parts of TDI, 38 parts of methane and pure H₂8.5 parts of O, 14 parts of silicone oil (DC895M), 2.8 parts of amine (CS20) and 1.6 parts of tin (T11).

The foaming temperature in the step S5 is between 50 and 70 ℃.

The premixing and stirring time in the step S3 is 20min, and the stirring time in the step S4 is 30 min.

The temperature of the drying box is maintained at 380 ℃ in step S7.

The packaging special sponge manufactured by the technical scheme of the invention has simple structure and convenient preparation, because the perforated plate made of silver ion sterilization material is added, the ventilation property is increased by utilizing the principle of ectopic through holes and the cooperation with the water absorption layer is kept, the packaging special sponge keeps the dry and sterile environment in the package, has the advantages of low formaldehyde content and less allergen and residual peculiar smell, through improving the formula, the odorless silicone oil (DC895M), the purified water and the amine (CS20) are premixed and fully reacted in the production process, the residues are eliminated, the raw material residual smell is removed through heating and drying at the high temperature of 380 ℃, through adopting the high-purity polyether glycol and the high-purity tin (T11) to fully react in the production process, the chemical residues such as formaldehyde and the like are effectively eliminated, and through improving the existing production formula and production process, the product has the advantages of low chemical residues, small peculiar smell and the like compared with the prior, effectively protecting the health of human body.

Drawings

Fig. 1 is a schematic sectional structure view of the sponge for packaging odorless food according to the present invention.

In the figure: 1. a surface layer; 2. a perforated plate; 3. a filling layer; 4. a water-absorbing layer.

Detailed Description

The invention is described in detail with reference to the accompanying drawings, and as shown in fig. 1, a sponge specially used for packaging odorless food comprises a pair of surface layers 1 with the same structure, a pair of perforated plates 2 with the same structure and a filling layer 3, wherein the pair of perforated plates 2 are installed between the pair of surface layers 1, the filling layer 3 is filled between the pair of perforated plates 2, the pair of perforated plates 2 are both provided with a plurality of vent holes with the same structure, the center of the filling layer 3 is provided with an installation groove, a water absorption layer 4 is arranged in the installation groove, the water absorption layer 4 and the filling layer 3 are fixed in an insertion manner, two side wall surfaces of the water absorption layer 4 are provided with corrugated structures, and the inner wall surface of the installation groove matched with the corrugated structures is provided with inverse corrugated structures; the pair of surface layers 1 and the filling layer 3 are made of odor-free sponge materials; the pair of perforated plates 2 are made of silver ion antibacterial layer materials, and the vent holes on the pair of perforated plates 2 are arranged in a staggered mode respectively; the pair of the surface layer 1 and the filling layer 3 are integrally formed through a die, and an installation groove in the center of the filling layer 3 is of a rectangular structure; the water absorbing layer 4 is a plate made of water absorbing sponge; special sponge for packaging odorless foodThe preparation process comprises the following steps: s1, determining the proportion of the main raw materials; s2, preparing small materials; s3, premixing and stirring; s4, mixing the residual materials; s5, foaming; s6, stirring and reacting; s7, drying and heating; s1: weighing 95-105 parts of high-purity polyether polyol, 40-50 parts of TDI, 35-40 parts of methane and pure H according to parts by mass₂O6-10 parts, silicone oil (DC895M) 10-15 parts, amine (CS20) 2-4 parts, and tin (T11) 1-3 parts; s2: weighing 10 parts of n-pentane serving as a foaming agent and 3 parts of PVC (polyvinyl chloride) external lubricant according to the mass parts; s3: silicone oil (DC895M) was injected into neat H₂Premixing, stirring and crushing in O; s4: injecting the rest raw materials such as high-purity polyether polyol, TDI, methane and the like into a storage tank, and fully and uniformly stirring; s5: after the flow is regulated, injecting the mixture in the storage tank into a sponge foaming machine for foaming; s6: simultaneously injecting various raw materials into a mixing head for mixing and stirring for 20 minutes, and pumping the raw materials into an overflow groove by pressurization for reaction to form three-dimensional foam; s7: injecting the three-dimensional foam into a heating drying box, heating for 5 minutes, and conveying to a closed storage warehouse through a conveying device; the specific values of the formulations in the step S1 are as follows, 100 parts of high-purity polyether polyol, 40 parts of TDI, 38 parts of methane and pure H₂8.5 parts of O, 14 parts of silicone oil (DC895M), 2.8 parts of amine (CS20) and 1.6 parts of tin (T11); the foaming temperature in the step S5 is between 50 and 70 ℃; the premixing and stirring time in the step S3 is 20min, and the stirring time in the step S4 is 30 min; the temperature of the drying box is maintained at 380 ℃ in step S7.

The water-absorbing and water-absorbing composite plate is characterized by comprising a pair of surface layers with the same structure, a pair of perforated plates with the same structure and a filling layer, wherein the pair of perforated plates are arranged between the pair of surface layers; the sponge special for packaging is simple in structure and convenient to prepare, due to the fact that the perforated plate made of silver ion sterilization materials is added, air permeability is increased by means of the principle of the ectopic through holes, and the sponge is matched with a water absorption layer, so that the drying and sterile environment in a package is kept, the sponge has the advantages of low formaldehyde content and less allergen and residual peculiar smell, through improving the formula, odorless silicone oil (DC895M), purified water and amine (CS20) are used for premixing in the production process and then fully reacting, residues are eliminated, raw material residual smell is removed through high-temperature heating and drying at 380 ℃, through adopting high-purity polyether polyol and high-purity tin (T11) to fully react in the production process, chemical residues such as formaldehyde are effectively eliminated, through improving the existing production formula and production process, the product has the advantages of low chemical residues, small peculiar smell and the like compared with the prior art, and the health of a.