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Degradable rice sucker and preparation method thereof

A technology for rice and straws, applied in the field of degradable rice straws and its preparation, which can solve the problems that are not conducive to widespread promotion, aggravate environmental pressure, and complicated manufacturing processes, so as to reduce white pollution, facilitate replacement, and simple preparation process Effect

Inactive Publication Date: 2019-06-28
陈星岫
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

For example, patent CN204363641U proposes a paper straw, the main body of the straw is formed by paper, and there are multiple rings indented at one end of the straw, so that one end of the straw can be bent properly. Since the main body of paper is used, the straw can be degraded. Reduce environmental pressure; however, the environmental pollution is relatively large when making paper, and the forest area on the earth is decreasing, which invisibly increases the environmental pressure
Patent CN108342932A discloses a method for preparing degradable straw beverage straws. Straw, food glue, glutinous rice flour and resin powder are put into a mixer in a ratio of 6.5:2:1:0.5, and then a waterproofing agent is added for stirring; The final material is put into the mold and formed into a degradable straw straw. The finished product obtained by this method has a certain hardness, good flexibility, good plasticity, water resistance, and a faint straw fragrance. Environmental protection and safety; however, its production process is relatively complicated, and the degradation time is up to 120 days, which is not conducive to widespread promotion

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] A degradable rice straw, which is composed of the following substances in parts by mass: 40 parts of rice flour, 30 parts of tapioca flour, 10 parts of water, 0.5 parts of food coloring, 0.2 parts of sugar, 0.1 part of salt, 0.3 parts of ethylenediamine, paraffin wax 0.4 parts, 0.5 parts of diphenylamine.

[0025] The present invention also discloses a method for preparing the above-mentioned degradable rice straw, comprising the following steps:

[0026] (1) Wash 40 parts of rice and 30 parts of cassava, dry them and grind them into powder to obtain mixture A;

[0027] (2) Weigh 0.5 parts of food coloring, 0.2 parts of sugar, 0.1 parts of salt, 0.3 parts of ethylenediamine, 0.4 parts of paraffin, and 0.5 parts of diphenylamine, add them into a high-speed mixer, mix and stir at 200r / min for 3 minutes to obtain a mixture B;

[0028] (3) Add the mixture A obtained in step (1) into the single-screw extruder, add water and mixture B from the side feeding port of the singl...

Embodiment 2

[0032] A degradable rice straw, which is composed of the following parts by mass: 50 parts of rice flour, 35 parts of tapioca flour, 15 parts of water, 1 part of food coloring, 0.3 parts of sugar, 0.2 parts of salt, 0.3 parts of diethylenetriamine, 0.4 part of rosin gum, 0.6 part of p-phenylenediamine.

[0033] The present invention also discloses a method for preparing the above-mentioned degradable rice straw, comprising the following steps:

[0034] (1) Wash 50 parts of rice and 35 parts of cassava, dry them and grind them into powder to obtain mixture A;

[0035] (2) Weigh 1 part of food coloring, 0.3 part of sugar, 0.2 part of salt, 0.3 part of diethylenetriamine, 0.4 part of rosin gum, and 0.6 part of p-phenylenediamine, add them into a high-speed mixer, and mix at 300r / min Stir for 4min to obtain mixture B;

[0036] (3) Add the mixture A obtained in step (1) into the single-screw extruder, add water and mixture B from the side feeding port of the single-screw extruder...

Embodiment 3

[0040] A degradable rice straw, which is composed of the following substances in parts by mass: 65 parts of rice flour, 45 parts of tapioca flour, 20 parts of water, 2 parts of food coloring, 0.5 parts of sugar, 0.2 parts of salt, diaminomethylcyclohexane 0.4 parts, 0.5 parts of stearic acid, 1 part of dilauryl alcohol ester.

[0041] The present invention also discloses a method for preparing the above-mentioned degradable rice straw, comprising the following steps:

[0042] (1) 65 parts of rice and 45 parts of cassava were washed, dried and crushed to powder to obtain mixture A;

[0043] (2) Weigh 2 parts of food coloring, 0.5 part of sugar, 0.2 part of salt, 0.4 part of dimethylcyclohexane, 0.5 part of stearic acid, and 1 part of dodecyl alcohol, and add them to the high-speed mixer , mixed and stirred at 400r / min for 5min to obtain mixture B;

[0044] (3) Add the mixture A obtained in step (1) into the single-screw extruder, add water and mixture B from the side feeding ...

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PUM

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Abstract

The invention discloses a degradable rice sucker. The sucker is prepared from, by weight, 40-65 parts of rice flour, 30-45 parts of cassava flour, 10-20 parts of water, 0.5-2 parts of edible pigments,0.2-0.5 part of sugar, 0.1-0.2 part of salt and 0.3-0.4 part of a curing agent, 0.4-0.5 part of a waterproof agent and 0.5-1 part of an antioxidant. Accordingly, grain rice and cassava serve as raw materials to make a disposable edible thermoplastic starch fully degradable sucker, the durability is high, recovery is easy, the decomposition speed is high, environmental friendliness is achieved, and the sucker is beneficial to human health.

Description

technical field [0001] The invention belongs to the technical field of beverage supplies, and in particular relates to a degradable rice straw and a preparation method thereof. Background technique [0002] With the acceleration of the pace of modern life, the defects of disposable hard plastic products are becoming more and more obvious, because most of the plastic straws sold on the market use polyethylene (PE) or polypropylene (PP) as raw materials, and a few use resin Powder or PPT raw materials, plastic straws are difficult to decompose under natural conditions, and its pollution level is second only to plastic bags, and its food safety has always been questioned. [0003] With the continuous development of society, more and more attention has been paid to environmental protection. Seeking a safe, convenient, hygienic, environmentally friendly and low-cost straw has become a technical problem that those skilled in the art need to solve urgently. Those skilled in the art...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L3/02C08L91/06C08L93/04C08K5/18C08K5/17C08K5/09
Inventor 陈星岫
Owner 陈星岫
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