CN105385171B - Packing material and to a process for preparing soybean hulls as a substrate - Google Patents

Packing material and to a process for preparing soybean hulls as a substrate Download PDF

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CN105385171B
CN105385171B CN201510947465.2A CN201510947465A CN105385171B CN 105385171 B CN105385171 B CN 105385171B CN 201510947465 A CN201510947465 A CN 201510947465A CN 105385171 B CN105385171 B CN 105385171B
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soy protein
soybean
soybean hulls
substrate
packaging material
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CN201510947465.2A
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CN105385171A (en
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马莺
李琳
何胜华
王荣春
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哈尔滨工业大学
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Abstract

本发明公开了一种以大豆皮为基质的包装材料及其制备方法,所述包装材料按照质量比由大豆皮100、改性大豆蛋白胶粘剂50~70制备而成。 The present invention discloses a preparation method for the packing material of soybean hulls as a substrate in the packaging material from a mass ratio of 100, modified soy protein adhesives prepared from the soybean hulls 50 to 70. 具体制备方法如下:一、大豆蛋白胶粘剂的制备:将湿大豆渣、大豆分离蛋白、尿素、水加入反应釜中,在温度40~60℃的条件下反应4~6 h,得到改性大豆蛋白粘合剂;二、包装用生物降解材料的制备:以大豆加工的废弃物豆皮为原料,经研磨成粉体,与制备的改性大豆蛋白胶粘剂混合成颗粒,经挤压成型、合成片材、吸塑机成型,最终生产出完全降解的包装材料。 DETAILED prepared as follows: First, the preparation of soy protein adhesives: large wet okara, soy protein isolate, urea, water was added to the reaction kettle, the reaction 4 ~ 6 h at a temperature of 40 ~ 60 ℃ obtain a modified soy protein adhesives; Second, biodegradable material package prepared by: processing waste soybean hull as raw materials, ground into powder, mixed with the modified soy protein adhesives prepared into granules by extrusion molding, the synthetic sheet wood, plastic molding machine, producing a final completely biodegradable packaging materials. 该方法制备的包装材料具有阻隔性能好、机械性能优良、降解速度快、无污染、生产工艺简单、容易大批量生产等特点。 Packaging materials prepared by the method has good barrier properties, good mechanical properties, high degradation rate, pollution-free production process is simple, easy to mass production and so on.

Description

一种以大豆皮为基质的包装材料及其制备方法 Packing material and to a process for preparing soybean hulls as a substrate

技术领域 FIELD

[0001] 本发明涉及一种以改性大豆蛋白为粘合剂,大豆皮为基质的可生物降解包装材料及其制备方法。 [0001] The present invention relates to a modified soy protein binder, packing material and method for soybean hulls is biodegradable matrix.

背景技术 Background technique

[0002] 塑料包装发明以来虽然方便了人们的生活,但其生物难降解性和对环境的破坏性决定了其在未来应用中的局限性。 [0002] Since the invention of plastic packaging is convenient to people's lives, but their biological degradability difficult and destructive to the environment determine its limitations in future applications. 随着社会经济的发展和民众对环保意识的增强,人们对替代塑料包装材料的绿色材料研制引起广泛重视,可完全生物降解性包装材料已成为世界包装工业科技发展的主要趋势,也是未来包装业发展的主要方向。 With the social and economic development and public awareness of environmental protection, people develop a green alternative to plastic packaging material caused widespread attention, completely biodegradable packaging materials has become a major trend in the world's scientific and technological development of the packaging industry, but also the future of the packaging industry the main direction of development.

发明内容 SUMMARY

[0003] 本发明的目的在于提供一种以大豆皮为基质的可完全生物降解包装材料及其制备方法,该方法制备的包装材料具有阻隔性能好、机械性能优良、降解速度快、无污染、生产工艺简单、容易大批量生产等特点。 [0003] The object of the present invention is a packaging material and to provide a method of preparing a matrix of soybean hulls fully biodegradable, the packaging material prepared by the method has good barrier properties, good mechanical properties, high degradation rate, non-polluting, production process is simple, easy to mass production and so on.

[0004] 本发明的目的是通过以下技术方案实现的: [0004] The object of the present invention is achieved by the following technical solution:

[0005] 一种以大豆皮为基质的包装材料,按照质量比由大豆皮100、改性大豆蛋白胶粘剂50〜70制备而成,所述改性大豆蛋白胶粘剂由以下重量百分比的组分制成:湿大豆渣(含水90%) 50〜70%、大豆分离蛋白5〜10%、尿素10〜20%、水余量。 [0005] A soybean hulls as a substrate in the packaging material, is prepared from more than 100, the modified soy protein adhesives 50~70 soybean hulls according to the quality, the modified soy protein adhesives formed by the following percentages by weight of components : large wet okara (90% aqueous) 50~70%, 5 to 10% isolated soy protein, 10-20% of urea, water balance.

[0006] 一种上述以大豆皮为基质的包装材料的制备方法,包括如下步骤: [0006] A method for preparing the soybean hulls as a substrate in the packaging material, comprising the steps of:

[0007] —、大豆蛋白胶粘剂的制备 Preparation of soy protein adhesives - [0007]

[0008] (1)制备改性大豆蛋白胶粘剂的原料包括以下重量百分比的各组分:湿大豆渣(含水90%) 50〜70%,大豆分离蛋白5〜1 〇%、尿素1 〇〜20%、水余量,所用水为蒸馏水。 [0008] (1) Preparation of modified soybean protein adhesive material comprising the components of the following weight percentages: Large wet okara (90% aqueous) 50~70%, soy protein isolate billion 5~1%, urea 1 〇~20 %, balance water, the water is distilled water.

[0009] (2)将各种原料加入反应釜中,在温度40〜60°C的条件下反应4〜6 h,得到改性大S蛋白粘合剂。 [0009] (2) The raw materials added to the kettle, the reaction 4~6 h at a temperature of 40~60 ° C to obtain a modified protein adhesive S large.

[0010] 改性大豆蛋白胶粘剂中,尿素可以使蛋白分子展开,使整个蛋白质体和反应活性结构部分能够与纤维材料相互作用增强,从而提高其胶粘强度。 [0010] The modified soy protein adhesives, urea, protein molecules can be made to expand, so that the whole body protein and reactive moieties capable of interacting with the fiber reinforcing material to improve its adhesive strength. 对于大豆分离蛋白,尿素浓度为20%时,它们的结构含量处于最适量状态,胶粘强度值达到最大。 Respect to the soy protein isolate, the urea concentration of 20%, the content of their structure in the most appropriate amount of state, the adhesive strength value is reached.

[0011] 二、包装用生物降解材料的制备 [0011] Second, the preparation of biodegradable material for packaging

[0012] 以大豆加工的废弃物豆皮为原料,经研磨成粉体,与制备的改性大豆蛋白胶粘剂混合成颗粒,经挤压成型、合成片材、吸塑机成型,最终生产出完全降解的包装材料。 [0012] In processing the waste as a raw material of soybean hulls, milled into a powder, mixed with the modified soy protein adhesives prepared into granules by extrusion molding, composite sheet, plastic molding machine, to produce the final completely degradable packaging materials.

[0013] 本发明具有如下优点: [0013] The present invention has the following advantages:

[0014] 1、本发明利用豆渣和豆皮为原料制备可完全生物降解性包装材料。 [0014] 1, the present invention utilizes a raw material to prepare bean curd dregs and completely biodegradable packaging materials. 将豆渣和豆皮加工成包装材料是大豆综合利用的一条途径,不仅可以提高大豆的综合利用率,同时还可以制备出性能优良的可完全生物降解性包装材料,而且可以解决塑料包装材料的不可降解性而污染环境的问题。 The bean curd dregs and processed into a packaging material is a soybean utilization way, not only can improve the comprehensive utilization of soybean, but also excellent properties can be prepared completely biodegradable packaging materials, and plastic packaging materials can not be solved degradation and environmental pollution problems.

[0015] 2、本发明制备工艺不在成品中添加任何塑料成分,安全、环保、无公害,生产的主要原料取自大豆加工的废弃资源,可以大大减轻对不可再生资源的需求,减少对环境的破坏,制成品可以完全生物降解。 [0015] 2. Preparation process of the invention does not add any finished plastic component, safety, environmental pollution, the main raw material from the production of soybean processing waste resources, greatly reducing the need for non-renewable resources and reduce environmental destruction, manufactures completely biodegradable. 而且生产过程不会造成环境污染,产品使用后丢弃也不会造成二次污染问题,可以分解后与肥料混合使用,不会分解产生不利人身健康的物质。 And the production process does not result in discarding it will not cause secondary pollution problems after environmental pollution, the use of the product, after decomposition can be mixed with fertilizer use, will not decompose substances detrimental to human health.

[0016] 3、本发明制备的材料厚度为1mm时,氧气透过率为350cm3/m2 • 0. IMPa;材料机械性能按国标GB/T453_1989,GB/T455.1-1989,GB/T454-1989,GB/T457-1989 测定,抗涨指数为15/N • m2 • g-、耐破指数为l/KPa • m2 • g-、撕裂指数为15/mN • m2 • g'耐折次数为6次;材料使用后经粉碎,在翻地时直接分撒到农田中,当年即可分解作为有机肥料。 [0016] 3, the thickness of the material prepared in the present invention is 1mm, the oxygen permeability of 350cm3 / m2 • 0. IMPa; mechanical properties of the material according to national standard GB / T453_1989, GB / T455.1-1989, GB / T454-1989 , GB / T457-1989 assay, anti-up index of 15 / N • m2 • g-, burst index of l / KPa • m2 • g-, tear index of 15 / mN • m2 • g 'is the number of folding 6; the crushed materials, when plowing directly dusting the farmland, then can be decomposed as an organic fertilizer.

附图说明 BRIEF DESCRIPTION

[0017]图1为以大豆皮为基质的包装材料的制备工艺流程图。 [0017] FIG. 1 is a process flow diagram for the preparation of soybean hulls as a substrate in the packaging material.

具体实施方式 Detailed ways

[0018]下面结合附图对本发明的技术方案作进一步的说明,但并不局限于此,凡是对本发明技术方案进行修改或者等同替换,而不脱离本发明技术方案的精神和范围,均应涵盖在本发明的保护范围中。 [0018] DRAWINGS further illustrate the technical solutions of the present invention, but are not limited to, all modified embodiment of the present invention or technical equivalents, without departing from the spirit and scope of the technical solutions of the present invention, should fall in the scope of the present invention.

[0019]具体实施方式一:如图1所示,本实施方式提供了一种以大豆皮为基质的包装材料的制备方法,具体实施步骤如下: [0019] In a particular embodiment: As shown, the present embodiment provides a method for producing a soybean hulls as a substrate in the packaging material 1, specific implementation steps are as follows:

[0020] (1)湿豆渣计量:选用新鲜无变质的湿豆渣,测定蛋白含量,并称重。 [0020] (1) Measurement of wet okara: no deterioration with fresh wet okara protein content was measured and weighed.

[0021] (2)湿豆渣粉碎:将计量后的豆渣用胶体磨粉碎,成品粒度达到250M1以下。 [0021] (2) wet okara pulverization: The pulverized okara after metering with a colloid mill, the finished size reached 250M1.

[0022] (3)大豆蛋白变性反应:在反应釜中按照质量百分比加入湿大豆渣(含水90%) 50〜 70%、大豆分离蛋白5〜10%、尿素10〜20%、水余量,所用水为蒸馏水,控制反应温度50。 [0022] (3) a soy protein denaturation reaction: In the reaction vessel was added, in mass percent large wet okara (90% aqueous) 50~ 70%, 5 to 10% isolated soy protein, 10-20% of urea, water balance, the water is distilled water, 50 control the reaction temperature. (:,反应时间5 h,得到改性大豆蛋白胶粘剂。 (:, Reaction time 5 h, to obtain the modified soy protein adhesives.

[0023] ⑷改性大豆蛋白胶粘剂指标:制备的大豆蛋白胶粘剂按GB/T 14074-2006测得其固形物含量要大于15%,黏度为50 (Pa • s)。 [0023] ⑷ modified soy protein adhesives index: soy protein adhesives prepared according to GB / T 14074-2006 measured obtaining a solids content of greater than 15%, viscosity of 50 (Pa • s).

[0024] (©豆皮预处理:将大豆皮清除杂质,称重。 [0024] (© hull Pretreatment: soybean hulls to remove impurities, and weighed.

[0025] (6)豆皮粉碎:采用高速研磨机将豆皮粉碎。 [0025] (6) pulverized hulls: hull high speed grinding mill.

[0026] ⑺豆皮粉筛分:粉碎后的豆皮粉过1〇〇目筛子,得豆皮粉。 [0026] ⑺ sieved powder hulls: hull powder pulverized through 1〇〇 mesh sieve to obtain powder hull.

[0027] (8)搅拌成型:将改性大豆蛋白胶粘剂和豆皮粉送入混合机混合成型,形成湿坯料。 [0027] (8) for forming: The modified soybean protein powder adhesive into the mixer and shaped hulls, to form a wet blank.

[0028] (9)定型:湿坯料放入热压定型机,进行热压定型。 [0028] (9) shaping: the blank into the hot wet setting machine, for hot-pressing.

[0029] (1〇)片材机:将热压定型的制品压成薄片形状。 [0029] (1〇) sheet machine: The shaped article hot pressed into a sheet shape.

[0030] (11)吸塑机:将片状制成所需的包装产品、塑料袋及日常餐具等各种形状食品容器,产品防霉、有足够防渗漏能力、易降解、无污染,完全可取代塑料包装容器,还可回收作为饲料或有机肥料。 [0030] (11) Blister: The sheeted desired packaging products, plastic bags and other daily utensils food containers of various shapes, mold products, there is sufficient leakage resistance, readily biodegradable, non-polluting, completely replace plastic containers, can be recycled as feed or organic fertilizer.

[0031]具体实施方式二:本实施方式与具体实施方式一不同的是,根据最终产品应用领域,还可以添加防水防油剂等。 [0031] DETAILED Embodiment 2: This embodiment is different in a particular embodiment, the product according to the final applications, can also be added oil-repellent and the like. 作为一种改进,具体实施方式一的制备工艺对特殊用途还可以进行如下处理。 As an improvement, a specific embodiment of preparation process for a particular purpose can also be processed as follows.

[0032] A、喷涂: [0032] A, spraying:

[0033]当产品用于包装含水量高的商品时,将防水剂喷涂到制品表面。 [0033] When used in the high water content of the product packaging, the water repellent agent is sprayed onto the surface of the article. 通过在制品表面人f I力7K开」,可以在大大减少防水剂用量的情况下保持相同甚至更好的防水性能,从而降3高成本原料的用量,减低成本。 The surface of the article by human force f I 7K open ", may remain the same or even better performance in the case of water greatly reduces the amount of water repellent agent, thereby reducing the amount of high-cost raw material 3, reducing the cost. 防水剂为阳离子型防水剂,该型防水剂经食品安全性毒理^检验为无毒产品,适用于餐饮具的施胶。 Waterproofing agent is a cationic waterproofing agent, the waterproofing agent by the Food Safety Toxicology ^ test is non-toxic products for sizing tableware. 施胶后的制品可达到餐饮具的防水要求,并可大幅度提高制品的机械性能。 Product after sizing can be achieved tableware water requirements, and significantly improve the mechanical properties of the article.

[0034] B、消毒 [0034] B, disinfection

[0035]生产的豆皮基包装材料成品采用紫外线消毒处理。 [0035] The production of finished packaging materials basal beans ultraviolet disinfection. 当成品需要作为餐饮具使用时,需要进行消毒,达到餐饮具的卫生要求。 When the finished product needs as tableware use, the need for disinfection, tableware meet health requirements.

[0036]具体实施方式三:本实施方式与具体实施方式一、二不同的是,制备改性大豆蛋白月父粘剂的原料包括以下重量百分比的各组分:湿大豆渣(含水9〇%) 55%,大豆分离蛋白6%、尿素12%、水余量。 [0036] DETAILED the third embodiment: This embodiment is a particular embodiment, two different is modified soy protein month parent agent feed comprising by weight percent of the components: a large wet okara (aqueous 9〇% ) 55% 6% soy protein isolate, 12% urea, the balance water. ~ ~

[0037]具体头施方式四:本头施方式与具体实施方式一、二不同的是,制备改性大豆蛋白胶粘剂_料傭以下重量百分_各组分:默頭大豆分離白7%、尿素15%、水余量。 [0037] DETAILED head of the present embodiment 4: The head of the present embodiment and a particular embodiment, two different is modified soy protein adhesive material Maid _ _ The following respective components by weight percent: Mo head 7% isolated soy white, urea 15% water Balance. ~

[_]難实施方式五:本实施方式与難实施方式―、二不同的是,齡改性大豆蛋白M占剂的原料包括以下重量百分比的各组分:湿大豆墙(含水9〇%) ,大豆分离蛋白辦、尿素18%、水余量。 [_] Difficult Embodiment five: the present embodiment and the embodiment is difficult - the difference is two, age modified soybean protein raw material M representing agents include the following weight percentage of each component: soy wet wall (9〇% aqueous) , soy protein isolates do balance water, urea 18%. 方式与具体实施方式—〜五不同的是,大豆皮与改性大= 方式与具体实施方式―五不同的是,大豆皮与改性大方式与具体实施方式—〜五不同的是,大豆皮与改性大 -~ five different ways particular embodiment, the large soybean hulls and the specific embodiment modified embodiment = - five different is -~ five different modified soy hulls and a large specific embodiment is an embodiment of soybean hulls and modification of large

Claims (8)

1. 一种以大豆皮为基质的包装材料,其特征在于所述包装材料按照质量比由大豆皮100、改性大豆蛋白胶粘剂50〜70制备而成;所述改性大豆蛋白胶粘剂由以下重量百分比的组分制成:湿大豆渣5〇〜7〇%、大豆分离蛋白5〜10%、尿素10〜2〇%、水余量。 A soybean hulls as a substrate in the packaging material, wherein said packaging material made from a mass 100, modified soy protein adhesives formed 50~70 than soybean hulls; the modified soy protein adhesives by the following weight percentages of components made of: soybean dregs 5〇~7〇% wet, 5 to 10% soy protein isolate, urea 10~2〇%, balance water.
2. 根据权利要求1所述的以大豆皮为基质的包装材料,其特征在于所述大豆皮与改性大豆蛋白胶粘剂的质量比为100:55。 2. soybean hulls as a substrate of a packaging material according to claim 1, characterized in that the mass ratio of modified soybean protein and soybean hulls adhesive 100: 55.
3. 根据权利要求1所述的以大豆皮为基质的包装材料,其特征在于所述大豆皮与改性大豆蛋白胶粘剂的质量比为100:60。 3. soybean hulls as a substrate of a packaging material according to claim 1, wherein said mass of soybean hulls and modified soy protein adhesives ratio of 100: 60.
4. 根据权利要求1所述的以大豆皮为基质的包装材料,其特征在于所述大豆皮与改性大豆蛋白胶粘剂的质量比为100:65。 4. The soybean hulls as a substrate in the packaging material according to claim 1, wherein the mass ratio of modified soybean protein and soybean hulls adhesive 100: 65.
5. 根据权利要求1所述的以大豆皮为基质的包装材料,其特征在于所述湿大豆渣的含水率为90%。 The soybean hulls as a substrate in the packaging material according to claim 1, wherein said wet okara large water content of 90%.
6. 根据权利要求1所述的以大豆皮为基质的包装材料,其特征在于所述水为蒸馏水。 6. In soybean hulls as a substrate of the packaging material according to claim 1, wherein the water is distilled water.
7. —种权利要求1-6任一所述的以大豆皮为基质的包装材料的制备方法,其特征在于所述方法包括如下步骤: 一、 大豆蛋白胶粘剂的制备在反应釜中按照质量百分比加入湿大豆渣50〜70%、大豆分离蛋白5〜10%、尿素10〜 20%、水余量,在温度40〜60°C的条件下反应4〜6h,得到改性大豆蛋白粘合剂; 二、 包装用生物降解材料的制备以大豆加工的废弃物豆皮为原料,经研磨成粉体,与制备的改性大豆蛋白胶粘剂混合成颗粒,经挤压成型、合成片材、吸塑机成型,最终生产出完全降解的包装材料。 7. - Preparation of the packaging material in a matrix of soybean hulls according to a kind of claims 1-6 claim, characterized in that said method comprises the steps of: a preparation of soy protein adhesives in accordance with the mass percentage of the reaction vessel added to the wet soybean dregs 50~70%, 5 to 10% soy protein isolate, urea 10~ 20%, the balance of water, the reaction 4~6h at a temperature of 40~60 ° C to obtain a modified soy protein adhesive ; Second, the packaging with the preparation of biodegradable material in the waste processing of soybean hull as raw materials, ground to powder, mixed with the modified soy protein adhesives prepared into granules by extrusion molding, composite sheet, plastic molding machine, to produce the final completely biodegradable packaging materials.
8. 根据权利要求7所述的以大豆皮为基质的包装材料的制备方法,其特征在于所述大豆蛋白胶粘剂按GB/T14〇74-2006测得其固形物含量要大于15%,黏度为50Pa • s。 8. The method for preparing soybean hulls as a substrate in the packaging material according to claim 7, wherein said soy protein adhesives according to GB / T14〇74-2006 measured obtaining a solids content of greater than 15% and a viscosity of 50Pa • s.
CN201510947465.2A 2015-12-17 2015-12-17 Packing material and to a process for preparing soybean hulls as a substrate CN105385171B (en)

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CN1389517A (en) * 2001-06-05 2003-01-08 段若新 Plant fiber material product capable of being biodegraded completely and its making process
CN1487979A (en) * 2001-01-23 2004-04-07 阿米卢姆欧州公司 Method for preparing composite materials containing natural binders
CN104610758A (en) * 2015-01-15 2015-05-13 安徽巢湖南方膜业有限责任公司 Edible zein-bean dreg composite packaging film for foods
CN104911955A (en) * 2015-05-28 2015-09-16 句容市茂源织造厂 Natural fresh-keeping degradable food packaging paper and preparation method thereof
CN105111751A (en) * 2015-09-25 2015-12-02 广州甘蔗糖业研究所 Bagasse soybean protein fully-degradable material and preparation method and application thereof

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CN1487979A (en) * 2001-01-23 2004-04-07 阿米卢姆欧州公司 Method for preparing composite materials containing natural binders
CN1389517A (en) * 2001-06-05 2003-01-08 段若新 Plant fiber material product capable of being biodegraded completely and its making process
CN104610758A (en) * 2015-01-15 2015-05-13 安徽巢湖南方膜业有限责任公司 Edible zein-bean dreg composite packaging film for foods
CN104911955A (en) * 2015-05-28 2015-09-16 句容市茂源织造厂 Natural fresh-keeping degradable food packaging paper and preparation method thereof
CN105111751A (en) * 2015-09-25 2015-12-02 广州甘蔗糖业研究所 Bagasse soybean protein fully-degradable material and preparation method and application thereof

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