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Plant fiber foaming material and production method thereof

A plant fiber and foam material technology, applied in the chemical industry, can solve the problem of high production cost, achieve the effects of simple production process, low comprehensive production cost and excellent product performance

Inactive Publication Date: 2018-10-09
梁海
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the preparation process of EPE has relatively strict requirements on the selection of physical foaming agent, foaming aid, anti-shrinkage agent, nucleating agent and temperature control, and the preparation of raw material low-density polyethylene, the production cost is relatively high

Method used

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  • Plant fiber foaming material and production method thereof
  • Plant fiber foaming material and production method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] 1) Dry the collected wild hay grass and pulverize it with a pulverizer to make 1-2mm plant fiber powder;

[0031] 2) Take 40 parts of plant fiber foam, add 28 parts of sodium alkylbenzene sulfonate, 15 parts of gelatin, 15 parts of phenolic resin, and 2 parts of sodium bicarbonate in sequence, mix, stir, and mechanically foam for 30 minutes to make a foam;

[0032] 3) Add a certain amount of aluminum sulfate to the foam made by step 2), let it stand for 20 minutes to form, and form a blank;

[0033] 4) Put the raw material made in step 3) into a blast drying oven to dry for 60 minutes, and then the finished plant fiber foam is made, and the finished product is tested.

Embodiment 2

[0035] 1) Pulverize the bamboo sawdust with a pulverizer to make 1-2mm plant fiber powder;

[0036] 2) Take 50 parts of plant fiber fragments, add 28 parts of sodium alkane sulfate, 10 parts of silica gel, 10 parts of epoxy resin, and 2 parts of ammonium nitrite in sequence, mix, stir, and mechanically foam for 50 minutes to make a foam ;

[0037] 3) adding an appropriate amount of aluminum sulfate to the foam made in step 3), and standing for 30 minutes to form a blank;

[0038] 4) Put the raw material made in step 4) into a blast drying oven to dry for 60 minutes, and then the finished plant fiber foam is made, and the finished product is tested.

Embodiment 3

[0040] 1) The dried wheat straw is crushed into fiber fragments with a pulverizer to make 1-2mm plant fiber fragments;

[0041] 2) Take 45 parts of plant fiber powder, add 19 parts of alkylphenol polyoxyethylene ether, 20 parts of silica gel, 15 parts of epoxy resin, and 1 part of ammonium carbonate in sequence, mix, stir, and mechanically foam for 30 minutes to make a foam ;

[0042] 3) adding an appropriate amount of aluminum sulfate to the foam made in step 3), and standing for 30 minutes to form a blank;

[0043] 4) Put the blank made in step 4) into a blast drying oven to dry for 60 minutes to make a finished plant fiber foam, and test the finished product.

[0044] In the above examples, the pulverizers, mixers, and blast drying ovens used are small and medium-sized equipment commonly used in industrial experiments, wherein, the pulverizer model is DRB-0.5T, the mixer model is 50 gallons, and the blast drying oven model is: DHG-9076A.

[0045] After testing, the perfo...

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Abstract

The invention relates to a plant fiber foaming material and a production method thereof. The plant fiber foaming material comprises the following components: 40-50 parts of plant fiber (pulverized to1-2 mm), 10-20 parts of an adhesive, 15-30 parts of a surfactant, 10-20 parts of aerogel and 0.5-2 parts of a foaming agent; and the density of the plant fiber foaming material obtained is 0.0763-0.0923 g / cm<3>. The foaming material can be widely used in the production of various foaming products, such as lunch boxes, thermal insulation materials, packaging vibration-absorptive materials and building boards. The plant fiber foaming material has the advantages that: the foaming material is wide in sources, low in price, simple in production process, pollution-free, low in comprehensive production cost and environmentally-friendly.

Description

【Technical field】 [0001] The invention belongs to the field of chemical industry and relates to a degradable material and a preparation method thereof, in particular to a plant fiber foam and a preparation method thereof. 【Background technique】 [0002] With the rapid development of global society and economy, environmental problems are becoming more and more prominent. At present, various non-renewable resources in the world are facing a shortage. In order to solve the contradiction between resources and vision, countries around the world put the main research direction on green materials. Renewable resources are rationally researched and developed to make them functionally close to or surpass materials developed from non-renewable resources. [0003] Expandable polyethylene (EPE), also known as pearl cotton, is composed of independent bubbles produced by physical foaming of low-density polyethylene fat. It is a relatively advanced protective inner packaging material in the...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L97/02C08L89/00C08L61/06C08L63/00C08L83/04C08K5/42C08K3/30C08J9/08
CPCC08J9/08C08J2203/02C08J2397/02C08J2463/00C08J2489/00
Inventor 梁海梁拓梁霈
Owner 梁海