CN112778759A - Degradable nylon plastic - Google Patents
Degradable nylon plastic Download PDFInfo
- Publication number
- CN112778759A CN112778759A CN202110085925.0A CN202110085925A CN112778759A CN 112778759 A CN112778759 A CN 112778759A CN 202110085925 A CN202110085925 A CN 202110085925A CN 112778759 A CN112778759 A CN 112778759A
- Authority
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- China
- Prior art keywords
- silicon oxide
- oxide particles
- nylon plastic
- spinning
- degradable
- Prior art date
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- 239000004033 plastic Substances 0.000 title claims abstract description 32
- 229920003023 plastic Polymers 0.000 title claims abstract description 32
- 239000004677 Nylon Substances 0.000 title claims abstract description 28
- 229920001778 nylon Polymers 0.000 title claims abstract description 28
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims abstract description 39
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000002245 particle Substances 0.000 claims abstract description 31
- 238000009987 spinning Methods 0.000 claims abstract description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 14
- 238000002360 preparation method Methods 0.000 claims abstract description 13
- 239000000243 solution Substances 0.000 claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 12
- 238000010041 electrostatic spinning Methods 0.000 claims abstract description 12
- 229910021426 porous silicon Inorganic materials 0.000 claims abstract description 12
- 229920002302 Nylon 6,6 Polymers 0.000 claims abstract description 11
- 241001122767 Theaceae Species 0.000 claims abstract description 8
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 8
- 239000004626 polylactic acid Substances 0.000 claims abstract description 8
- 150000008442 polyphenolic compounds Chemical class 0.000 claims abstract description 8
- 235000013824 polyphenols Nutrition 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000011259 mixed solution Substances 0.000 claims abstract description 7
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical class [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 13
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 6
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims 3
- 238000001523 electrospinning Methods 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 5
- 239000007921 spray Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/12—Applications used for fibers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Artificial Filaments (AREA)
Abstract
The invention provides degradable nylon plastic. The preparation steps are as follows: 1kg of nylon 66, 05-0.8kg of polylactic acid, 100-200g of modified porous silicon oxide particles and 20-30g of tea polyphenol are put into a vacuum box for drying; placing the mixture into a three-neck flask, adding mixed solution of dichloromethane and N, N-dimethylformamide, placing the mixture into a heat collection type constant temperature heating magnetic stirrer for mixing and dissolving, and reacting for 5 hours at the temperature of 60 ℃ to obtain spinning solution; and preparing the degradable nylon plastic through an electrostatic spinning device. The degradable nylon plastic prepared by the invention has good mechanical property, degradability and environmental protection.
Description
Technical Field
The invention relates to the field of new materials, in particular to degradable nylon plastic and application thereof in polyvinyl chloride.
Background
With the rapid development of the economic society, the requirements of various industries on plastics are increasing, so that the development of the plastic industry is greatly improved. Meanwhile, with the improvement of the professional demand of the industry, the requirements on the materials are higher and higher, the requirements are not only on the most basic mechanical property, but also on the environmental protection, and the long degradation time of the plastic materials is an important problem of environmental protection. The nylon 66 has higher fatigue strength and rigidity, better heat resistance, low friction coefficient and good wear resistance, but the pure nylon 66 material has poor degradability and no environmental protection property. Therefore, the application range is limited. The degradability of nylon 66 is improved by blending modification and the like, so that the nylon is very necessary for developing the application field and protecting the environment.
Disclosure of Invention
The technical problem to be solved is as follows: the invention aims to provide degradable nylon plastic which has good mechanical property, degradability and good environmental protection property.
The technical scheme is as follows: a preparation method of degradable nylon plastic comprises the following steps:
(1) 1kg of nylon 66, 05-0.8kg of polylactic acid, 100-200g of modified porous silicon oxide particles and 20-30g of tea polyphenol are put into a vacuum box for drying;
(2) placing the mixture into a three-neck flask, adding mixed solution of dichloromethane and N, N-dimethylformamide, placing the mixture into a heat collection type constant temperature heating magnetic stirrer for mixing and dissolving, and reacting for 5 hours at the temperature of 60 ℃ to obtain spinning solution;
(3) and preparing the degradable nylon plastic through an electrostatic spinning device.
Further, the preparation method of the modified porous silica particles is as follows:
(1) mixing and dissolving sodium dodecyl benzene sulfonate and deionized water;
(2) adding silicon oxide particles and stirring for 20-30 min;
(3) filtering and drying to obtain modified silicon oxide particles;
(4) uniformly and flatly paving the modified silicon oxide particles on an earth electrode in a low-temperature plasma processing device, and processing for 10-15min under the conditions of power frequency of 10-15kHz, working voltage of 20kV and discharge power of 70-80W to obtain the modified porous silicon oxide particles.
Further, the volume ratio of the dichloromethane to the N, N-dimethylformamide is 7: 3.
Further, the spinning process parameters are as follows: the mass concentration of the spinning solution is 13%, the spinning voltage is 16kV, and the spinning distance is 10 cm.
Furthermore, the aperture of a nozzle of the electrostatic spinning device is 0.4 mm.
Has the advantages that:
1. the addition of the tea polyphenol can reduce the diameter of the fibers, increase the contact area between the fibers and enable the structure of the plastic to be more compact, so that the tensile strength of the plastic is higher.
2. The modified silicon oxide particles are treated by a low-temperature plasma treatment device, so that the surface is rougher and the surface area is increased.
3. The modified porous silica particles of the invention have good compatibility with nylon 66 and polylactic acid, and the overall mechanical strength of the material is improved.
Detailed Description
Example 1
A preparation method of degradable nylon plastic comprises the following steps:
(1) 1kg of nylon 66, 0.5kg of polylactic acid, 100g of modified porous silica particles and 20g of tea polyphenol are put into a vacuum oven to be dried;
(2) placing the mixture into a three-neck flask, adding mixed solution of dichloromethane and N, N-dimethylformamide, placing the mixture into a heat collection type constant temperature heating magnetic stirrer for mixing and dissolving, and reacting for 5 hours at the temperature of 60 ℃ to obtain spinning solution, wherein the volume ratio of dichloromethane to N, N-dimethylformamide is 7: 3;
(3) preparing degradable nylon plastics by using an electrostatic spinning device, wherein the aperture of a spray head of the electrostatic spinning device is 0.4 mm; the spinning process parameters are as follows: the mass concentration of the spinning solution is 13%, the spinning voltage is 16kV, and the spinning distance is 10 cm.
The preparation method of the modified porous silica particles comprises the following steps:
(1) mixing and dissolving sodium dodecyl benzene sulfonate and deionized water;
(2) adding silicon oxide particles and stirring for 20 min;
(3) filtering and drying to obtain modified silicon oxide particles;
(4) uniformly and flatly paving the modified silicon oxide particles on an earth electrode in a low-temperature plasma processing device, and processing for 10min under the conditions of 10kHz of power supply frequency, 20kV of working voltage and 70W of discharge power to obtain the modified porous silicon oxide particles.
The degradable nylon plastic of the embodiment is measured according to national standards for various properties:
example 2
A preparation method of degradable nylon plastic comprises the following steps:
(1) 1kg of nylon 66, 0.6kg of polylactic acid, 130g of modified porous silicon oxide particles and 25g of tea polyphenol are put into a vacuum box for drying;
(2) placing the mixture into a three-neck flask, adding mixed solution of dichloromethane and N, N-dimethylformamide, placing the mixture into a heat collection type constant temperature heating magnetic stirrer for mixing and dissolving, and reacting for 5 hours at the temperature of 60 ℃ to obtain spinning solution, wherein the volume ratio of dichloromethane to N, N-dimethylformamide is 7: 3;
(3) preparing degradable nylon plastics by using an electrostatic spinning device, wherein the aperture of a spray head of the electrostatic spinning device is 0.4 mm; the spinning process parameters are as follows: the mass concentration of the spinning solution is 13%, the spinning voltage is 16kV, and the spinning distance is 10 cm.
The preparation method of the modified porous silica particles comprises the following steps:
(1) mixing and dissolving sodium dodecyl benzene sulfonate and deionized water;
(2) adding silicon oxide particles and stirring for 25 min;
(3) filtering and drying to obtain modified silicon oxide particles;
(4) uniformly and flatly paving the modified silicon oxide particles on an earth electrode in a low-temperature plasma processing device, and processing for 12min under the conditions of power frequency of 12kHz, working voltage of 20kV and discharge power of 75W to obtain the modified porous silicon oxide particles.
The degradable nylon plastic of the embodiment is measured according to national standards for various properties:
example 3
A preparation method of degradable nylon plastic comprises the following steps:
(1) 1kg of nylon 66, 0.7kg of polylactic acid, 160g of modified porous silicon oxide particles and 25g of tea polyphenol are put into a vacuum box for drying;
(2) placing the mixture into a three-neck flask, adding mixed solution of dichloromethane and N, N-dimethylformamide, placing the mixture into a heat collection type constant temperature heating magnetic stirrer for mixing and dissolving, and reacting for 5 hours at the temperature of 60 ℃ to obtain spinning solution, wherein the volume ratio of dichloromethane to N, N-dimethylformamide is 7: 3;
(3) preparing degradable nylon plastics by using an electrostatic spinning device, wherein the aperture of a spray head of the electrostatic spinning device is 0.4 mm; the spinning process parameters are as follows: the mass concentration of the spinning solution is 13%, the spinning voltage is 16kV, and the spinning distance is 10 cm.
The preparation method of the modified porous silica particles comprises the following steps:
(1) mixing and dissolving sodium dodecyl benzene sulfonate and deionized water;
(2) adding silicon oxide particles and stirring for 25 min;
(3) filtering and drying to obtain modified silicon oxide particles;
(4) uniformly and flatly paving the modified silicon oxide particles on an earth electrode in a low-temperature plasma processing device, and processing for 14min under the conditions of power frequency of 14kHz, working voltage of 20kV and discharge power of 75W to obtain the modified porous silicon oxide particles.
The degradable nylon plastic of the embodiment is measured according to national standards for various properties:
example 4
A preparation method of degradable nylon plastic comprises the following steps:
(1) 1kg of nylon 66, 0.8kg of polylactic acid, 200g of modified porous silicon oxide particles and 30g of tea polyphenol are put into a vacuum box for drying;
(2) placing the mixture into a three-neck flask, adding mixed solution of dichloromethane and N, N-dimethylformamide, placing the mixture into a heat collection type constant temperature heating magnetic stirrer for mixing and dissolving, and reacting for 5 hours at the temperature of 60 ℃ to obtain spinning solution, wherein the volume ratio of dichloromethane to N, N-dimethylformamide is 7: 3;
(3) preparing degradable nylon plastics by using an electrostatic spinning device, wherein the aperture of a spray head of the electrostatic spinning device is 0.4 mm; the spinning process parameters are as follows: the mass concentration of the spinning solution is 13%, the spinning voltage is 16kV, and the spinning distance is 10 cm.
The preparation method of the modified porous silica particles comprises the following steps:
(1) mixing and dissolving sodium dodecyl benzene sulfonate and deionized water;
(2) adding silicon oxide particles and stirring for 30 min;
(3) filtering and drying to obtain modified silicon oxide particles;
(4) uniformly and flatly paving the modified silicon oxide particles on an earth electrode in a low-temperature plasma processing device, and processing for 15min under the conditions of power frequency of 15kHz, working voltage of 20kV and discharge power of 80W to obtain the modified porous silicon oxide particles.
The degradable nylon plastic of the embodiment is measured according to national standards for various properties:
Claims (5)
1. the preparation method of the degradable nylon plastic is characterized by comprising the following steps:
(1) 1kg of nylon 66, 05-0.8kg of polylactic acid, 100-200g of modified porous silicon oxide particles and 20-30g of tea polyphenol are put into a vacuum box for drying;
(2) placing the mixture into a three-neck flask, adding mixed solution of dichloromethane and N, N-dimethylformamide, placing the mixture into a heat collection type constant temperature heating magnetic stirrer for mixing and dissolving, and reacting for 5 hours at the temperature of 60 ℃ to obtain spinning solution;
(3) and preparing the degradable nylon plastic through an electrostatic spinning device.
2. The method for preparing degradable nylon plastic according to claim 1, wherein the modified porous silica particles are prepared by the following steps:
mixing and dissolving sodium dodecyl benzene sulfonate and deionized water;
adding silicon oxide particles and stirring for 20-30 min;
filtering and drying to obtain modified silicon oxide particles;
uniformly and flatly paving the modified silicon oxide particles on an earth electrode in a low-temperature plasma processing device, and processing for 10-15min under the conditions of power frequency of 10-15kHz, working voltage of 20kV and discharge power of 70-80W to obtain the modified porous silicon oxide particles.
3. The method for preparing degradable nylon plastic according to claim 1, wherein the volume ratio of the dichloromethane to the N, N-dimethylformamide is 7: 3.
4. The preparation method of the degradable nylon plastic as claimed in claim 1, wherein the spinning process parameters are as follows: the mass concentration of the spinning solution is 13%, the spinning voltage is 16kV, and the spinning distance is 10 cm.
5. The method for preparing degradable nylon plastic according to claim 1, wherein the nozzle aperture of the electrospinning device is 0.4 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110085925.0A CN112778759A (en) | 2021-01-22 | 2021-01-22 | Degradable nylon plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110085925.0A CN112778759A (en) | 2021-01-22 | 2021-01-22 | Degradable nylon plastic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112778759A true CN112778759A (en) | 2021-05-11 |
Family
ID=75758530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110085925.0A Pending CN112778759A (en) | 2021-01-22 | 2021-01-22 | Degradable nylon plastic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112778759A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101338459A (en) * | 2008-08-08 | 2009-01-07 | 东华大学 | Method for preparing organic and inorganic nanometer assorted fibre |
| CN106497030A (en) * | 2015-09-08 | 2017-03-15 | 李博琪 | A kind of solution manufacturing method of PLA/nylon 6 mixing alloy biodegradation material |
| CN109160517A (en) * | 2018-09-27 | 2019-01-08 | 张青美 | A kind of modification infusorial earth and its application in rubber material |
| CN109517409A (en) * | 2018-11-12 | 2019-03-26 | 蒋吉平 | Modified medical stone powder and its application in environmental protection coating material |
| CN109577041A (en) * | 2019-01-15 | 2019-04-05 | 梅丽玲 | A kind of preparation method of intelligent heat preserving dyestuff |
-
2021
- 2021-01-22 CN CN202110085925.0A patent/CN112778759A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101338459A (en) * | 2008-08-08 | 2009-01-07 | 东华大学 | Method for preparing organic and inorganic nanometer assorted fibre |
| CN106497030A (en) * | 2015-09-08 | 2017-03-15 | 李博琪 | A kind of solution manufacturing method of PLA/nylon 6 mixing alloy biodegradation material |
| CN109160517A (en) * | 2018-09-27 | 2019-01-08 | 张青美 | A kind of modification infusorial earth and its application in rubber material |
| CN109517409A (en) * | 2018-11-12 | 2019-03-26 | 蒋吉平 | Modified medical stone powder and its application in environmental protection coating material |
| CN109577041A (en) * | 2019-01-15 | 2019-04-05 | 梅丽玲 | A kind of preparation method of intelligent heat preserving dyestuff |
Non-Patent Citations (2)
| Title |
|---|
| 叶佳梅等: "茶多酚/壳聚糖-尼龙6复合薄膜的制备及抗菌性能", 《高分子材料科学与工程》 * |
| 王毅豪等: "茶多酚与塑料复合工艺的研究现状", 《化工新型材料》 * |
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Application publication date: 20210511 |
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