阅读说明：本技术 一种木薯全粉的应用及其加工方法 (A kind of application and its processing method of cassava whole-powder ) 是由 李文胜 于 2019-09-18 设计创作，主要内容包括：本发明涉及胶水技术领域,具体涉及一种木薯全粉的应用及其加工方法。本发明用木薯全粉替代传统的纯淀粉,利用含有纤维的木薯全粉制备胶水,制得的木薯全粉胶水的粘合强度高,节省蒸汽,用于生产纸板时,可避免出现假粘或开胶现象,且木薯全粉中的纤维能有效提升瓦楞纸板的抗压性能,提高车速,纸板加工质量稳定。一种木薯全粉的加工方法,包括以下步骤：除杂,将新鲜木薯表面清洗除杂；切片或切丝,晒干或烘干,使木薯水分控制在15％以内；粉碎,将干木薯或木薯干片用粉碎机粉碎,制得木薯全粉。本发明的木薯全粉的加工方法简单,生产效率高,不需去除木薯粉中的木薯渣,变废为宝,胶水制备原材料用量大大降低,有利于降低瓦楞纸板生产线的加工成本。(The present invention relates to glue technical fields, and in particular to a kind of application and its processing method of cassava whole-powder.The present invention substitutes traditional pure starch with cassava whole-powder, glue is prepared using the cassava whole-powder containing fiber, the adhesive strength of cassava whole-powder glue obtained is high, save steam, when for producing cardboard, it can avoid false viscous or phenomenon of coming unglued occur, and the fiber in cassava whole-powder can effectively promote the compressive property of corrugated board, speed is improved, cardboard processing quality is stablized.A kind of processing method of cassava whole-powder, comprising the following steps: removal of impurities cleans new fresh cassava surface clean；Slice or chopping, dry or dry, and make the control of cassava moisture within 15%；It crushes, dry cassava or tapioca slice is crushed with pulverizer, cassava whole-powder is made.The processing method of cassava whole-powder of the invention is simple, high production efficiency, and the manioc waste being not required in removal tapioca starch is turned waste into wealth, glue prepares raw material usage and substantially reduces, and advantageously reduces the processing cost of corrugated paper board production line.)

1. a kind of application of cassava whole-powder, it is characterised in that: be applied to cassava whole-powder to prepare glue.

2. a kind of application of cassava whole-powder according to claim 1, it is characterised in that: the glue of the cassava whole-powder preparation It applies in paperboard bonding glue, clamping plate glue, papermaking mounting face sizing, pasting glue or paper tube adhesive.

3. a kind of application of cassava whole-powder according to claim 1, it is characterised in that: add pure starch in cassava whole-powder Applied to preparing glue, the weight percent of cassava whole-powder and pure starch are as follows:

Cassava whole-powder 30-70%

Pure starch 30-70%

The pure starch is at least one of tapioca, cornstarch and wheaten starch.

4. a kind of application of cassava whole-powder according to claim 1-3, it is characterised in that: the paperboard bonding glue Main component be cassava whole-powder, further include having caustic soda, borax and water.

5. a kind of application of cassava whole-powder according to claim 1, it is characterised in that: the quality index of the cassava whole-powder For ash content 0.5-1.8%, content of starch 55-78%, whiteness 65-88%, viscosity 500-900BU.

6. a kind of application of cassava whole-powder according to claim 1, it is characterised in that: contain or add in the cassava whole-powder Added with cassava fiber.

7. a kind of processing method of cassava whole-powder according to claim 6, it is characterised in that: contain in the cassava whole-powder Cassava fiber, the content of cassava fiber are 2% or more of cassava whole-powder weight.

8. a kind of processing method of cassava whole-powder according to claim 6, it is characterised in that: added in the cassava whole-powder There is cassava fiber, the additive amount of cassava fiber is the 1-20% of cassava whole-powder weight.

9. a kind of application of cassava whole-powder according to claim 1 to 3, it is characterised in that: the cassava whole-powder In be also added with additive, the additive amount of additive is the 0.5-3% of cassava whole-powder weight.

10. a kind of processing method of cassava whole-powder, it is characterised in that: the processing method for being used to prepare the cassava whole-powder of glue includes Following steps:

(1) it cleans, new fresh cassava surface clean is cleaned；

(2) slice or chopping, dry or dry, and make the control of cassava moisture within 15%；

(3) it crushes, dry cassava or tapioca slice is crushed with pulverizer, be sieved or be not sieved, cassava whole-powder is made.

Technical field

The present invention relates to glue technical fields, and in particular to a kind of application and its processing method of cassava whole-powder.

Background technique

Traditional paperboard grade (stock) glue be usually using corn, tapioca as primary raw material, addition sodium hydroxide, reinforcing agent, The cornstarch glue of the auxiliary materials such as borax composition, its main feature is that cornstarch raw material sources are extensive, the production is simple and convenient, goes into operation Fastly, large-scale application is adapted to.But the bond properties of cornstarch glue is still not ideal enough, makes board product bonding effect Difference, and it is not suitable for the requirement of modern sewing thread on card high-speed production.The production requirement amylan of modern corrugated board has following property Can: 1, environmentally friendly, nontoxic, tasteless, no pollution to the environment；2, the adhesive strength and side pressure strength of cardboard are promoted；3, it is suitable for the modern times The production requirement of the high speed of sewing thread on card.

For the deficiency of existing amylan, China Patent Publication No. is that the patent of invention of CN109810650A discloses " one Kind carton tapioca glue and its production method ", which discloses tapioca glue, by following mass fraction Component constitute: 1100 parts of water；300~350 parts of tapioca；23~30 parts of lye；4.5~5.5 parts of borax；Stabilization agent 4~ 12 parts；10~12 parts of additive.The starch glue, as primary raw material, can achieve existing to a certain extent using tapioca For the production requirement of corrugated board, the viscosity of glue can be improved, but the glue viscosity in traditional processing, also referred to as flow, Refer to and flowed out in the case where fixed mass glue, flow to mark post position and calculate in seconds.That is, existing starch " viscosity " in glue is only the liquidity scale, rather than adhesive strength index, therefore, the adhesive strength of existing starch glue It is not high, when glue is applied to production cardboard, it is easy to appear false viscous or phenomenon of coming unglued.In addition, existing starch glue is applied to When production is processed, be not conducive to the compressive property for promoting cardboard, so that cardboard processing quality is difficult to be promoted, existing amylan Water application range is restricted.

Summary of the invention

An object of the present invention is to provide a kind of application of cassava whole-powder, and traditional tapioca is replaced with cassava whole-powder It is used to prepare glue, the adhesive strength of cassava whole-powder glue obtained is high, saves steam, when for producing cardboard, can avoid Existing false viscous or phenomenon of coming unglued, and the fiber in cassava whole-powder can effectively promote the compressive property of corrugated board, improve speed, cardboard Processing quality is stablized.

The second object of the present invention is to provide a kind of processing method of cassava whole-powder, simple process, high production efficiency, and not The manioc waste (main component is fiber) in tapioca starch need to be removed, is turned waste into wealth, no waste residue, discharge of wastewater, more environmentally friendly, glue system Standby raw material usage substantially reduces, to advantageously reduce the processing cost of corrugated paper board production line.

To achieve the above object, the technical solution adopted by the present invention is as follows.

Cassava whole-powder is applied to prepare glue by a kind of application of cassava whole-powder of the invention.Using cassava whole-powder as glue The primary raw material of water preparation substitutes traditional pure starch, and the adhesive strength of cassava whole-powder glue obtained is high, for producing cardboard When, boiler can reduce 1-2 air pressure, can avoid false viscous or phenomenon of coming unglued occur, and the fiber in cassava whole-powder can be promoted effectively The compressive property of corrugated board, improves speed, and cardboard processing quality is stablized.

Preferably, the pH of cassava whole-powder glue produced by the present invention is 7.0-7.5, uses the preparation of traditional starch glue Method can be prepared by, and technique and other added materials are mature, is conducive to large-scale production processing and utilizes.

Pure starch application is added in cassava whole-powder in preparing glue, the weight percent of cassava whole-powder and pure starch are as follows:

Cassava whole-powder 30-70%

Pure starch 30-70%

The pure starch is at least one of tapioca, cornstarch and wheaten starch.Specifically, the pure starch For tapioca, cornstarch or wheaten starch.

Preferably, the glue of cassava whole-powder preparation is applied (makes in board production in corrugated board adhesive glue Glue), clamping plate glue, papermaking mounting face sizing, pasting glue or paper tube adhesive.It specifically can be applicable to papermaking mounting face sizing (such as craft paper table It is dry after the sizing of face), it is the bonding of corrugated paper board production line glue, between the bonding of furniture clamping plate and paper, corrugated board or related The bonding of paper products.Specifically, the additive amount of cassava whole-powder is the 35%-90% of glue formula solid content total weight, and glue is matched Remaining raw material of side is conventional auxiliary material.

Paper tube (paper tuber) is commonly called as paper tube adhesive, paper tube glue etc. with adhesive, is the various paper tubes of production, fiber drum, paper can And a kind of special-purpose adhesive of related paper products.The deformable sheet materials such as paper, cloth, plastic foil, metal foil commonly use paper tube (paper tube) winding It is bundled, it is made into paper tube core web-like finished product.These paper tubes be usually with brown paper or other raw material paper machinery roll volume, bonding and At binder used is known as paper tube glue.

It is highly preferred that the main component of the corrugated board adhesive glue be cassava whole-powder, further include have caustic soda, borax and Water.In cassava whole-powder glue of the invention, the material utilization amount of the dosage of each material see also existing starch glue.Specifically The weight ratio of ground, the water and cassava whole-powder is 2-3.5:1, and the weight ratio of the cassava whole-powder and caustic soda is 50:0.9-1.2, The weight ratio of the cassava whole-powder and borax is 50:0-0.45.

Preferably, the quality index of the cassava whole-powder is ash content 0.5-1.8%, content of starch 55-78%, whiteness 65- 88%, viscosity 500-900BU.BU (brabender) is starch viscosity unit.Preferably, ash content 0.8-1.2%, starch contain Measure 55-70%, whiteness 70-80%, viscosity 600-800BU.

Preferably, contain in the cassava whole-powder or added with cassava fiber.

Preferably, contain cassava fiber in the cassava whole-powder, the content of cassava fiber be the 2% of cassava whole-powder weight with On.

It is highly preferred that fiber content is the 2-40% of cassava whole-powder weight in cassava whole-powder.Specifically, fine in cassava whole-powder Dimension hplc is 5%, 10%, 15%, 20%, 25%, 30%, the 35% of cassava whole-powder weight.It is further preferred that cassava fiber Content be cassava whole-powder weight 8-15%.Fiber content is more than 40% mobility that can reduce glue, so as to cause glue The viscosity of water reduces, and fiber content can not promote the compressive property of corrugated board lower than 2%.The present inventor is by a large amount of point When the content of analysis and experimental verification discovery cassava fiber is the 8-15% of cassava whole-powder weight, cassava whole-powder glue application obtained Caking property and crushing resistance in cardboard processing is most excellent.

Preferably, cassava fiber is added in the cassava whole-powder, the additive amount of cassava fiber is cassava whole-powder weight 1-20%, preferably 5-20%.

Preferably, additive is also added in the cassava whole-powder, the additive amount of additive is cassava whole-powder weight 0.5-3%.Preferably, the additive amount of additive is 1%, 1.5%, 2%, 2.5% or the 3% of cassava whole-powder weight.

It is highly preferred that the additive is at least one of glidant, suspending agent, bridging agent, stabilization agent.Specifically, The additive amount of glidant is the 0.5-2.5% of cassava whole-powder weight, and the additive amount of suspending agent is the 0.5- of cassava whole-powder weight 2.5%, bridging agent, stabilization agent additive amount be cassava whole-powder weight 0.05-1%.

Specifically, the glidant or the suspending agent are one of vegetalitas additive, polyvinyl alcohol, cellulose Or a kind of mixture mixed with arbitrary proportion.Vegetalitas additive be pre-gelatinized starch, the flour of curing, curing rice flour or Vegetalitas rubber powder.Vegetalitas additive that the present invention chooses, polyvinyl alcohol, cellulose iii kind substance, which have, helps stream effect simultaneously Suspension covered effect is had both, specifically, glidant/suspending agent of the invention is added with the stream for being conducive to promote cassava whole-powder glue Dynamic property does not reduce the viscosity of glue and is conducive to be promoted the adhesive strength of glue.In addition, pre-gelatinized starch, polyvinyl alcohol or fibre Tieing up the suspending agents such as element can also be the albumen and Icing Sugar environmental sealing contained in cassava whole-powder, will not in glue preparation process Blistering do not allow yet it is perishable degenerate, be conducive to promoted cassava whole-powder glue quality and the pot-life.

The bridging agent generates bridging reaction with amount of starch molecule during glue, forms bonded stable solidification and makees With increasing the viscosity of glue and the viscosity of cardboard, and there is certain waterproofness, be conducive to the moisture resistance for promoting corrugated board Energy.

The stabilization agent is also stabilizer, and the work of control glue viscosity rising and stable viscosity is played during glue With.

A kind of processing method of cassava whole-powder of the invention, the processing method for being used to prepare the cassava whole-powder of glue include with Lower step:

(1) it cleans, new fresh cassava surface clean is cleaned；

(2) slice or chopping, dry or dry, and make the control of cassava moisture within 15%；

(3) it crushes, dry cassava or tapioca slice is crushed with pulverizer, be sieved or be not sieved, cassava whole-powder is made.

Specifically, drying described in step of the invention (2) includes the modes such as high temperature, room temperature or freeze-drying；In step (3), Cassava whole-powder includes tapioca and manioc waste (fiber), wherein the crushing mesh number of tapioca is 80-200 mesh, fiber Crushing mesh number is 80-200 mesh.When mesh number is less than 80 mesh, then the granularity of tapioca and fiber is too high, need to crush again, Sieving, it is ensured that the granularity of cassava whole-powder controls between 80-200 mesh.

Preferably, further include separating treatment after the step (2), cassava whole-powder is passed through into screen selecting and separating mechanism, separation Obtain tapioca starch and manioc waste.Before preparing cassava whole-powder glue, manioc waste can be partially separated out by the performance according to needed for glue, The content for reducing fiber, can not also separate manioc waste, or even can also additionally increase manioc waste in cassava whole-powder, manioc waste Dosage increases, and further decreases material cost, and fiber content increases.

Conventional method, which not will recognize that, prepares glue with cassava whole-powder, and reason is:

(1) glue industry has starch fixed standard, and pure starch is much not achieved in the physical and chemical index of cassava whole-powder Physical and chemical index.

Specific embodiment

For the ease of the understanding of those skilled in the art, below with reference to embodiment, the present invention is further illustrated, real The content that the mode of applying refers to not is limitation of the invention.