CN116218179A - Degradable plastic master batch - Google Patents
Degradable plastic master batch Download PDFInfo
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- CN116218179A CN116218179A CN202310414310.7A CN202310414310A CN116218179A CN 116218179 A CN116218179 A CN 116218179A CN 202310414310 A CN202310414310 A CN 202310414310A CN 116218179 A CN116218179 A CN 116218179A
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- parts
- master batch
- plastic master
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- plant long
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2401/02—Cellulose; Modified cellulose
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2403/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
- C08J2403/02—Starch; Degradation products thereof, e.g. dextrin
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a degradable plastic master batch, which comprises biodegradable polyester, starch, a degradation agent, a plasticizer, an active agent and a lubricant, wherein the raw materials in parts by weight of the plastic master batch are respectively the biodegradable polyester: 40-50 parts; starch: 20-30 parts of a lubricant; degradation agent: 5-15 parts; and (3) a plasticizer: 1-5 parts; active agent: 1-3 parts; and (3) a lubricant: 1-2 parts. The degradable plastic master batch adopts the plant long fibers, can not influence the environment after being decomposed, ensures that the fiber structure of the plant long fibers is not damaged in an injection process mode, is nontoxic, harmless, clean and pollution-free, and has low cost and simple process.
Description
Technical Field
The invention relates to the technical field of plastic master batches, in particular to a degradable plastic master batch.
Background
With the improvement of environmental awareness, degradable materials become a hot topic, and degradable plastics refer to plastics which can meet the use requirements of various properties of products, have unchanged properties in a storage period and can degrade substances harmless to the environment under natural environment conditions after being used. Therefore, also referred to as environmentally degradable plastics.
The traditional plastic master batch generally adopts an extrusion molding mode, the mode can destroy an internal plant fiber structure, the degradation time of the master batch is increased, the influence on the environment can still be caused, and the traditional plastic raw material reinforcing material generally adopts glass fibers, other reinforcing materials or mineral fillers, so that the touch sense of particles is reduced.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a degradable plastic master batch, which solves the problems that the traditional plastic master batch is generally extruded and formed, the internal plant fiber structure is damaged by the mode, the degradation time of the master batch is increased, the environment is still influenced, and the touch sense of particles is reduced due to the fact that glass fibers, other reinforcing materials or mineral fillers are generally used as the traditional plastic raw material reinforcing materials.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the degradable plastic master batch comprises biodegradable polyester, starch, a degradation agent, a plasticizer, an active agent and a lubricant, wherein the plastic master batch comprises the following raw materials in parts by weight:
40-50 parts of biodegradable polyester
Starch 20-30 parts
5-15 parts of degradation agent
1-5 parts of plasticizer
1-3 parts of active agent
1-2 parts of lubricant.
Through the technical scheme, the self-decomposition performance can be improved.
Preferably, the biodegradable polyester is one or more of polylactic acid, biodegradable PET, polybutylene succinate, polyhydroxy Ding Suanzhi, poly-ene succinate and polyesteramide.
Through the technical scheme, the biodegradable polyester is adopted, so that the influence caused by the environment is avoided.
Preferably, the degradation agent comprises plant long fibers, paper pulp and resin, wherein the specific gravity of the natural plant long fibers, paper pulp and resin is 5:2:1.
Through the technical scheme, the degradation agent is used, so that the degradation efficiency of the plastic master batch can be increased.
Preferably, the plant long fiber comprises the following preparation steps:
step one, drying plant long fibers;
and step two, performing an injection process on the dried plant long fibers.
Preferably, the plant long fiber is at a temperature of more than 120 ℃ in the first step for more than 3 hours, and the highest temperature of the plant long fiber is within 180 ℃ in the second step.
Through above-mentioned technical scheme, use injection mode, can avoid destroying plant fiber structure, drain moisture, can guarantee plant long fiber's stable performance.
Preferably, the starch is one or more of sweet potato starch, corn starch and rice bran starch.
Preferably, the active agent is sodium dodecyl sulfate.
Preferably, the lubricant is one of zinc stearate and polyethylene wax.
(III) beneficial effects
The invention provides a degradable plastic master batch. The beneficial effects are as follows:
the degradable plastic master batch adopts the plant long fibers, can not influence the environment after being decomposed, ensures that the fiber structure of the plant long fibers is not damaged in an injection process mode, is nontoxic, harmless, clean and pollution-free, and has low cost and simple process.
Drawings
FIG. 1 is a schematic diagram of the composition of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1, the present invention provides a technical solution: the degradable plastic master batch comprises biodegradable polyester, starch, a degradation agent, a plasticizer, an active agent and a lubricant, wherein the plastic master batch comprises the following raw materials in parts by weight:
biodegradable polyester 40 parts
Starch 20 parts
5 parts of degradation agent
Plasticizer 1 part
1 part of active agent
1 part of lubricant.
The biodegradable polyester is one or more of polylactic acid, biodegradable PET, polybutylene succinate, polyhydroxy Ding Suanzhi, poly-ene succinate and polyesteramide.
The degradation agent comprises plant long fiber, paper pulp and resin, wherein the specific gravity of the natural plant long fiber, paper pulp and resin is 5:2:1.
The plant long fiber comprises the following preparation steps:
step one, drying plant long fibers;
and step two, performing an injection process on the dried plant long fibers.
The temperature of the plant long fiber in the first step is more than 120 ℃, the time is more than 3 hours, and the highest temperature of the plant long fiber in the second step is within 180 ℃.
The starch is one or more of sweet potato starch, corn starch and rice bran starch.
The active agent is sodium dodecyl sulfate.
The lubricant is one of zinc stearate and polyethylene wax.
Example 2
The plastic master batch comprises biodegradable polyester, starch, a degradation agent, a plasticizer, an active agent and a lubricant, and comprises the following raw materials in parts by weight:
45 parts of biodegradable polyester
25 parts of starch
10 parts of degradation agent
Plasticizer 3 parts
2 parts of active agent
1 part of lubricant.
The biodegradable polyester is one or more of polylactic acid, biodegradable PET, polybutylene succinate, polyhydroxy Ding Suanzhi, poly-ene succinate and polyesteramide.
The degradation agent comprises plant long fiber, paper pulp and resin, wherein the specific gravity of the natural plant long fiber, paper pulp and resin is 5:2:1.
The plant long fiber comprises the following preparation steps:
step one, drying plant long fibers;
and step two, performing an injection process on the dried plant long fibers.
The temperature of the plant long fiber in the first step is more than 120 ℃, the time is more than 3 hours, and the highest temperature of the plant long fiber in the second step is within 180 ℃.
The starch is one or more of sweet potato starch, corn starch and rice bran starch.
The active agent is sodium dodecyl sulfate.
The lubricant is one of zinc stearate and polyethylene wax.
Example 3
The plastic master batch comprises biodegradable polyester, starch, a degradation agent, a plasticizer, an active agent and a lubricant, and comprises the following raw materials in parts by weight:
50 parts of biodegradable polyester
Starch 30 parts
15 parts of degradation agent
Plasticizer 5 parts
3 parts of active agent
And 2 parts of lubricant.
The biodegradable polyester is one or more of polylactic acid, biodegradable PET, polybutylene succinate, polyhydroxy Ding Suanzhi, poly-ene succinate and polyesteramide.
The degradation agent comprises plant long fiber, paper pulp and resin, wherein the specific gravity of the natural plant long fiber, paper pulp and resin is 5:2:1.
The plant long fiber comprises the following preparation steps:
step one, drying plant long fibers;
and step two, performing an injection process on the dried plant long fibers.
The temperature of the plant long fiber in the first step is more than 120 ℃, the time is more than 3 hours, and the highest temperature of the plant long fiber in the second step is within 180 ℃.
The starch is one or more of sweet potato starch, corn starch and rice bran starch.
The active agent is sodium dodecyl sulfate.
The lubricant is one of zinc stearate and polyethylene wax.
The adoption of the plant long fiber can not affect the environment after decomposition, and the fiber structure of the plant long fiber is not destroyed by an injection process, so that the method is nontoxic, harmless, clean and pollution-free, and has the advantages of low cost and simple process.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A degradable plastic master batch is characterized in that: the plastic master batch comprises biodegradable polyester, starch, a degradation agent, a plasticizer, an active agent and a lubricant, wherein the plastic master batch comprises the following raw materials in parts by weight:
40-50 parts of biodegradable polyester
Starch 20-30 parts
5-15 parts of degradation agent
1-5 parts of plasticizer
1-3 parts of active agent
1-2 parts of lubricant.
2. The degradable plastic master batch according to claim 1, wherein: the biodegradable polyester is one or more of polylactic acid, biodegradable PET, polybutylene succinate, polyhydroxy Ding Suanzhi, poly-ene succinate and polyesteramine.
3. The degradable plastic master batch according to claim 1, wherein: the degradation agent comprises plant long fibers, paper pulp and resin, wherein the specific gravity of the natural plant long fibers, the paper pulp and the resin is 5:2:1.
4. A degradable plastic masterbatch according to claim 3, characterized in that: the plant long fiber comprises the following preparation steps:
step one, drying plant long fibers;
and step two, performing an injection process on the dried plant long fibers.
5. The degradable plastic master batch according to claim 4, wherein: the temperature of the plant long fiber in the first step is more than 120 ℃, the time is more than 3 hours, and the highest temperature of the plant long fiber in the second step is within 180 ℃.
6. The degradable plastic master batch according to claim 1, wherein: the starch is one or more of sweet potato starch, corn starch and rice bran starch.
7. The degradable plastic master batch according to claim 1, wherein: the active agent is sodium dodecyl sulfate.
8. The degradable plastic master batch according to claim 1, wherein: the lubricant is one of zinc stearate and polyethylene wax.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310414310.7A CN116218179A (en) | 2023-04-18 | 2023-04-18 | Degradable plastic master batch |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310414310.7A CN116218179A (en) | 2023-04-18 | 2023-04-18 | Degradable plastic master batch |
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| Publication Number | Publication Date |
|---|---|
| CN116218179A true CN116218179A (en) | 2023-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310414310.7A Pending CN116218179A (en) | 2023-04-18 | 2023-04-18 | Degradable plastic master batch |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116606538A (en) * | 2023-06-26 | 2023-08-18 | 苏州优矿塑新材料股份有限公司 | Degradable composite material based on reaction compatibilization, environment-friendly straw and preparation method thereof |
| CN117777602A (en) * | 2024-02-28 | 2024-03-29 | 丹东鑫马高科技塑料包装有限公司 | Degradable plastic master batch and preparation method thereof |
-
2023
- 2023-04-18 CN CN202310414310.7A patent/CN116218179A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116606538A (en) * | 2023-06-26 | 2023-08-18 | 苏州优矿塑新材料股份有限公司 | Degradable composite material based on reaction compatibilization, environment-friendly straw and preparation method thereof |
| CN116606538B (en) * | 2023-06-26 | 2024-01-19 | 苏州优矿塑新材料股份有限公司 | Degradable composite material based on reaction compatibilization, environment-friendly straw and preparation method thereof |
| CN117777602A (en) * | 2024-02-28 | 2024-03-29 | 丹东鑫马高科技塑料包装有限公司 | Degradable plastic master batch and preparation method thereof |
| CN117777602B (en) * | 2024-02-28 | 2024-05-17 | 丹东鑫马高科技塑料包装有限公司 | Degradable plastic master batch and preparation method thereof |
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