CN109912988A - A kind of degradable resin - Google Patents
A kind of degradable resin Download PDFInfo
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- CN109912988A CN109912988A CN201910190175.6A CN201910190175A CN109912988A CN 109912988 A CN109912988 A CN 109912988A CN 201910190175 A CN201910190175 A CN 201910190175A CN 109912988 A CN109912988 A CN 109912988A
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Abstract
The present invention relates to new material technology field more particularly to a kind of degradable resin, main component includes: straw powder, poly-lactic acid in high molecular weight, low molecular weight, biodegradable auxiliary agent, reinforcing fiber, silane coupling agent, heat stabilizer, plasticizer, dimethylformamide, maleic anhydride, nanometer titanium dioxide peptide, resin material and sodium carboxymethylcellulose.The technical solution uses rice husk and paddy stalk does raw material, and the resin feature of environmental protection of production is strong, at low cost；Its degradable resin tensile strength properties is high；Solves the problems, such as the post-processing that paddy stalk needs to burn or fill.
Description
Technical field
The present invention relates to new material technology field more particularly to a kind of degradable resins.
Background technique
With the development of plastics industry, will be used wider and wider for plastics is general, and usage amount is increasing, since plastics are big
It is mostly non-degradable material, while consuming bulk petroleum resource, plastic refuse causes more next to our surroundings
More serious contamination hazard.
Though existing domestic in research degredation plastic material, most of extracted from petroleum, with petroleum
Consumption non-renewable, increasingly severe in resource today, have increasing need for alternative biodegradable plastic product
Replace conventional plastic.
China is that maximum Rice Cropping country produces per year as the rice husk and stalk of Rice producing by-product in the world
Amount can reach several ten million tons, be a huge renewable resource.If can using these rice stalks and rice husk come into
The processing of row resin, i.e. environmental protection can reduce resin cost again.
Summary of the invention
In order to solve the degradability of naval stores, and provides and a kind of using renewable resource do raw material to produce
Plastic products, the present invention provide a kind of degradable resin.
In order to solve the above technical problems, the technical scheme is that
A kind of degradable resin comprising the raw material of following parts by weight:
80-100 parts of straw powder, 50-100 parts of poly-lactic acid in high molecular weight, 20-40 parts of low molecular weight, biology drop
10-30 parts of enzymolysis auxiliary agent, 8-16 parts of reinforcing fiber, 0.3-1 parts of silane coupling agent, 0.05-0.1 parts of heat stabilizer, plasticizer 0.03-
0.06 part, 20-30 parts of dimethylformamide, 10-30 parts of maleic anhydride, 10-20 parts of nanometer titanium dioxide peptide, resin material 10-20
Part, 20-40 parts of sodium carboxymethylcellulose.
The degradable resin as a preferred technical solution, in which:
The resin material be selected from one of epoxy resin, coumarone indene resin, polyvinyl resin and acrylic resin or
It is a variety of.
The degradable resin as a preferred technical solution, in which:
The number-average molecular weight of the poly-lactic acid in high molecular weight is ten thousand dalton of 8-9, and the number of the low molecular weight is equal
Molecular weight is ten thousand dalton of 0.8-2.
The degradable resin as a preferred technical solution, in which:
The reinforcing fiber is polyacrylonitrile fibre, glass fibre, alumina silicate fibre, high silica fiber, mullite fiber
Or carbon fiber.
The degradable resin as a preferred technical solution, in which:
The silane coupling agent is propyl trimethoxy silicane, vinyltriethoxysilane, vinyl trimethoxy silicon
One of alkane is a variety of.
The degradable resin as a preferred technical solution, in which:
The heat stabilizer is dibutyl tin dilaurate, two maleic acid mono octyl ester di-n-butyl tins, two maleics
One of diacid mono octyl ester dioctyltin, two cis-butenedioic acid mono ethyl maleate dioctyltins or a variety of combinations.
The degradable resin as a preferred technical solution, in which:
The plasticizer is epoxidized soybean oil, tributyl citrate, tributyl 2-acetylcitrate, ethylene acrylic, phosphoric acid
One of front three phenyl ester or a variety of combinations.
The degradable resin as a preferred technical solution, in which:
Calcium nitrate aqueous solution of the calcium nitrate solution by nitric acid calcium content for 40-60 weight percent provides.
The degradable resin as a preferred technical solution, in which:
The sodium hydroxide solution provides for the sodium hydrate aqueous solution of the weight percent of 5-20 containing sodium hydroxide.
The degradable resin as a preferred technical solution, in which:
The dosage of the sodium carboxymethylcellulose is 3-10 parts by weight.
Beneficial effects of the present invention:
1) it uses rice husk and paddy stalk does raw material, the resin feature of environmental protection of production is strong, at low cost；
2) the degradable resin tensile strength properties of its production are high；
3) post-processing that paddy stalk needs to burn or fill is solved the problems, such as.
Specific embodiment
Embodiment 1:
A kind of degradable resin comprising the raw material of following parts by weight:
80-100 parts of straw powder, 50-100 parts of poly-lactic acid in high molecular weight, 20-40 parts of low molecular weight, biology drop
10-30 parts of enzymolysis auxiliary agent, 8-16 parts of reinforcing fiber, 0.3-1 parts of silane coupling agent, 0.05-0.1 parts of heat stabilizer, plasticizer 0.03-
0.06 part, 20-30 parts of dimethylformamide, 10-30 parts of maleic anhydride, 10-20 parts of nanometer titanium dioxide peptide, resin material 10-20
Part, 20-40 parts of sodium carboxymethylcellulose.
Embodiment 2:
A kind of degradable resin comprising the raw material of following parts by weight:
80 parts of straw powder, 50 parts of poly-lactic acid in high molecular weight, 40 parts of low molecular weight, 10 parts of biodegradable auxiliary agent,
8 parts of reinforcing fiber, 1 part of silane coupling agent, 0.1 part of heat stabilizer, 0.03 part of plasticizer, 20 parts of dimethylformamide, maleic acid
30 parts of acid anhydride, 10 parts of nanometer titanium dioxide peptide, 10 parts of resin material, 40 parts of sodium carboxymethylcellulose.
Embodiment 3:
A kind of degradable resin comprising the raw material of following parts by weight:
100 parts of straw powder, 100 parts of poly-lactic acid in high molecular weight, 20 parts of low molecular weight, biodegradable auxiliary agent 30
Part, 16 parts of reinforcing fiber, 0.3 part of silane coupling agent, 0.05 part of heat stabilizer, 0.06 part of plasticizer, 30 parts of dimethylformamide,
10 parts of maleic anhydride, 20 parts of nanometer titanium dioxide peptide, 20 parts of resin material, 20 parts of sodium carboxymethylcellulose.
Embodiment 4:
A kind of degradable resin comprising the raw material of following parts by weight:
90 parts of straw powder, 70 parts of poly-lactic acid in high molecular weight, 30 parts of low molecular weight, 20 parts of biodegradable auxiliary agent,
12 parts of reinforcing fiber, 0.6 part of silane coupling agent, 0.06 part of heat stabilizer, 0.056 part of plasticizer, 25 parts of dimethylformamide, horse
Come 25 parts of acid anhydrides, 15 parts of nanometer titanium dioxide peptide, 15 parts of resin material, 30 parts of sodium carboxymethylcellulose.
The degradable resin as a preferred technical solution, in which:
The resin material be selected from one of epoxy resin, coumarone indene resin, polyvinyl resin and acrylic resin or
It is a variety of.
The degradable resin as a preferred technical solution, in which:
The number-average molecular weight of the poly-lactic acid in high molecular weight is ten thousand dalton of 8-9, and the number of the low molecular weight is equal
Molecular weight is ten thousand dalton of 0.8-2.
The degradable resin as a preferred technical solution, in which:
The reinforcing fiber is polyacrylonitrile fibre, glass fibre, alumina silicate fibre, high silica fiber, mullite fiber
Or carbon fiber.
The degradable resin as a preferred technical solution, in which:
The silane coupling agent is propyl trimethoxy silicane, vinyltriethoxysilane, vinyl trimethoxy silicon
One of alkane is a variety of.
The degradable resin as a preferred technical solution, in which:
The heat stabilizer is dibutyl tin dilaurate, two maleic acid mono octyl ester di-n-butyl tins, two maleics
One of diacid mono octyl ester dioctyltin, two cis-butenedioic acid mono ethyl maleate dioctyltins or a variety of combinations.
The degradable resin as a preferred technical solution, in which:
The plasticizer is epoxidized soybean oil, tributyl citrate, tributyl 2-acetylcitrate, ethylene acrylic, phosphoric acid
One of front three phenyl ester or a variety of combinations.
The degradable resin as a preferred technical solution, in which:
Calcium nitrate aqueous solution of the calcium nitrate solution by nitric acid calcium content for 40-60 weight percent provides.
The degradable resin as a preferred technical solution, in which:
The sodium hydroxide solution provides for the sodium hydrate aqueous solution of the weight percent of 5-20 containing sodium hydroxide.
The degradable resin as a preferred technical solution, in which:
The dosage of the sodium carboxymethylcellulose is 3-10 parts by weight.
The above shows and describes the basic principle, main features and advantages of the invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. a kind of degradable resin, which is characterized in that the raw material including following parts by weight:
80-100 parts of straw powder, 50-100 parts of poly-lactic acid in high molecular weight, 20-40 parts of low molecular weight, biodegrade helps
10-30 parts of agent, 8-16 parts of reinforcing fiber, 0.3-1 parts of silane coupling agent, 0.05-0.1 parts of heat stabilizer, plasticizer 0.03-0.06
Part, 20-30 parts of dimethylformamide, 10-30 parts of maleic anhydride, 10-20 parts of nanometer titanium dioxide peptide, 10-20 parts of resin material, carboxylic
20-40 parts of sodium carboxymethylcellulose pyce.
2. degradable resin according to claim 1, it is characterised in that:
The resin material is selected from one of epoxy resin, coumarone indene resin, polyvinyl resin and acrylic resin or a variety of.
3. degradable resin according to claim 1, it is characterised in that:
The number-average molecular weight of the poly-lactic acid in high molecular weight is ten thousand dalton of 8-9, the equal molecule of the number of the low molecular weight
Amount is ten thousand dalton of 0.8-2.
4. degradable resin according to claim 1, it is characterised in that:
The reinforcing fiber is polyacrylonitrile fibre, glass fibre, alumina silicate fibre, high silica fiber, mullite fiber or carbon
Fiber.
5. degradable resin according to claim 1, it is characterised in that:
The silane coupling agent is propyl trimethoxy silicane, in vinyltriethoxysilane, vinyltrimethoxysilane
It is one or more.
6. degradable resin according to claim 1, it is characterised in that:
The heat stabilizer is dibutyl tin dilaurate, two maleic acid mono octyl ester di-n-butyl tins, two maleic acids
One of mono octyl ester dioctyltin, two cis-butenedioic acid mono ethyl maleate dioctyltins or a variety of combinations.
7. degradable resin according to claim 1, it is characterised in that:
The plasticizer is epoxidized soybean oil, tributyl citrate, tributyl 2-acetylcitrate, ethylene acrylic, tripotassium phosphate
One of phenyl ester or a variety of combinations.
8. degradable resin according to claim 1, it is characterised in that:
Calcium nitrate aqueous solution of the calcium nitrate solution by nitric acid calcium content for 40-60 weight percent provides.
9. degradable resin according to claim 1, it is characterised in that:
The sodium hydroxide solution provides for the sodium hydrate aqueous solution of the weight percent of 5-20 containing sodium hydroxide.
10. degradable resin according to claim 1, it is characterised in that:
The dosage of the sodium carboxymethylcellulose is 3-10 parts by weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910190175.6A CN109912988A (en) | 2019-03-13 | 2019-03-13 | A kind of degradable resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910190175.6A CN109912988A (en) | 2019-03-13 | 2019-03-13 | A kind of degradable resin |
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| Publication Number | Publication Date |
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| CN109912988A true CN109912988A (en) | 2019-06-21 |
Family
ID=66964665
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910190175.6A Withdrawn CN109912988A (en) | 2019-03-13 | 2019-03-13 | A kind of degradable resin |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333330A (en) * | 2008-08-07 | 2008-12-31 | 上海大学 | Complete biodegradable polylactic acid composite material and method for preparing same |
| CN101362853A (en) * | 2008-09-12 | 2009-02-11 | 浙江海正生物材料股份有限公司 | Low cost full-biodegradable polylactic acid sheet material and preparation method thereof |
| CN102417702A (en) * | 2011-11-18 | 2012-04-18 | 河南工业大学 | Production method of full-degradation nut shell particle/natural fibre synergy reinforcement lactyl composite material |
| CN102731982A (en) * | 2012-07-23 | 2012-10-17 | 惠州健昇吸塑制造有限公司 | Biodegradable material containing fiber base and polylactic acid and preparation method thereof |
| CN102746628A (en) * | 2012-07-23 | 2012-10-24 | 惠州健昇吸塑制造有限公司 | Biodegradable temperature resistant material containing fiber base and polylactic acid and preparation method thereof |
| CN103421286A (en) * | 2013-08-08 | 2013-12-04 | 华南理工大学 | High temperature resistant and degradable polylactic acid wood plastic material and preparation method thereof |
| CN108047737A (en) * | 2017-11-24 | 2018-05-18 | 壳氏（黑龙江）新材料科技有限公司 | A kind of biodegradable powdered rice hulls based composites and preparation method thereof |
| CN108148368A (en) * | 2017-12-19 | 2018-06-12 | 马斌祥 | A kind of full-biodegradable polylactic acid base resin material |
-
2019
- 2019-03-13 CN CN201910190175.6A patent/CN109912988A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333330A (en) * | 2008-08-07 | 2008-12-31 | 上海大学 | Complete biodegradable polylactic acid composite material and method for preparing same |
| CN101362853A (en) * | 2008-09-12 | 2009-02-11 | 浙江海正生物材料股份有限公司 | Low cost full-biodegradable polylactic acid sheet material and preparation method thereof |
| CN102417702A (en) * | 2011-11-18 | 2012-04-18 | 河南工业大学 | Production method of full-degradation nut shell particle/natural fibre synergy reinforcement lactyl composite material |
| CN102731982A (en) * | 2012-07-23 | 2012-10-17 | 惠州健昇吸塑制造有限公司 | Biodegradable material containing fiber base and polylactic acid and preparation method thereof |
| CN102746628A (en) * | 2012-07-23 | 2012-10-24 | 惠州健昇吸塑制造有限公司 | Biodegradable temperature resistant material containing fiber base and polylactic acid and preparation method thereof |
| CN103421286A (en) * | 2013-08-08 | 2013-12-04 | 华南理工大学 | High temperature resistant and degradable polylactic acid wood plastic material and preparation method thereof |
| CN108047737A (en) * | 2017-11-24 | 2018-05-18 | 壳氏（黑龙江）新材料科技有限公司 | A kind of biodegradable powdered rice hulls based composites and preparation method thereof |
| CN108148368A (en) * | 2017-12-19 | 2018-06-12 | 马斌祥 | A kind of full-biodegradable polylactic acid base resin material |
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Application publication date: 20190621 |