CN104530692A - Preparation method of high-strength toughened nylon - Google Patents
Preparation method of high-strength toughened nylon Download PDFInfo
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- CN104530692A CN104530692A CN201410791734.6A CN201410791734A CN104530692A CN 104530692 A CN104530692 A CN 104530692A CN 201410791734 A CN201410791734 A CN 201410791734A CN 104530692 A CN104530692 A CN 104530692A
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- 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
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a preparation method of high-strength toughened nylon. The method comprises the following steps: 1) weighing the raw materials in parts by weight: 40-65 parts of PA6, 20-50 parts of surface-modified glass fiber, 5-20 parts of ethylene-vinyl acetate resin, 0.5-5 parts of a coupling agent, 0.5-1 part of an antioxidant and 0.1-2 parts of a processing agent; 2) mixing the raw materials except for the surface-modified glass fiber evenly, feeding to a twin-screw extruder from a main feeding hole; 3) feeding the glass fiber to an extruder from a glass fiber opening; and 4) fusing, extruding and pelletizing. The glass fiber is subjected to specific surface modification, so that a 'thread' structure can be formed on the surface of the glass fiber; the coupling agent coats the surface of the glass fiber, so that a toughening agent generates enough internal crosslinking together with nylon matrix; and crosslinking of the glass fiber and the toughening agent is also promoted by the modified glass fiber, so that the toughness of the nylon is greatly improved.
Description
Technical field
The present invention relates to a kind of preparation method of high strength tenacity increased nylon.
Background technology
Filled nylon enhancing is mainly glass fiber reinforcement and inorganic mineral strengthens two kinds of modes, most products requires good rigidity, and require good snappiness, so just impel in nylon crosslinked by adding toughner, but it is because the toughner of majority only has effect in plastic substrate, poor with the bridging property of glass fibre.Can not ensure that the characteristic of toughner is brought into play completely, have impact on the overall performance of plastics.Cause plastics performance general.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of high strength tenacity increased nylon.
The technical solution used in the present invention is:
A preparation method for high strength tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the coupling agent of the surface modified glass fiber of PA6,20-50 mass parts of 40-65 mass parts, the ethylene-vinyl acetate resin of 5-20 mass parts, 0.5-5 mass parts, the oxidation inhibitor of 0.5-1 mass parts, the processing aid of 0.1-2 part;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
Described surface modified glass fiber prepares like this: utilize high frequency horn group to launch ul-trasonic irradiation on the glass fibers, after process, the fiber of fiberglass surfacing is blown off, again by this fiberglass surfacing coated with nano emulsion, finally that the glass fibre of surface-coated emulsion is dry.
Described high frequency horn group comprises emission tool head, 3-6 ultrasonic wave high frequency horn, transverter; Range of frequency: 20KHz-50KHz, luffing compares: 1:5-1:15.
Described nanoemulsions is nano-powder, coupling agent is the mixture of 1:4 according to mass ratio.
Described nano-powder is nano-attapulgite, the arbitrary mixture of nano imvite mass ratio.
Described coupling agent is at least one in silane coupling agent, titanate coupling agent, aluminate coupling agent, zirconium ester coupling agent, rare-earth coupling agent.
Described coupling agent is at least one in KH550, KH560, KH570, KH580, KH602, KH792, NDZ-101, NDZ-102, NDZ-105, NDZ-130, NDZ-131, NDZ-132, NDZ-133, NDZ-201, NDZ-401, NDZ-311, NDZ-311W.
Described oxidation inhibitor is at least one in Hinered phenols antioxidant, phosphite ester kind antioxidant, monothioester kind antioxidant, composite antioxidant.
Described oxidation inhibitor is 1010,1076,168,264,1098,300,1024,2246,697,3114,330,412S, 626,835, at least one in B1171, B215, B225, B900, DLTP, DSTP, TNPP.
The invention has the beneficial effects as follows: the present invention carries out specific surface modification to glass fibre, make the surface of glass fibre can occur " screw thread " structure, and its surface-coated coupling agent, therefore, toughner is except producing abundant internal crosslinking with nylon matrix, this glass through modification also promotes the crosslinked of glass fibre and toughner, greatly improves the toughness of nylon.
Embodiment
A preparation method for high strength tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the coupling agent of the surface modified glass fiber of PA6,20-50 mass parts of 40-65 mass parts, the ethylene-vinyl acetate resin of 5-20 mass parts, 0.5-5 mass parts, the oxidation inhibitor of 0.5-1 mass parts, the processing aid of 0.1-2 part;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
Described surface modified glass fiber prepares like this: utilize high frequency horn group to launch ul-trasonic irradiation on the glass fibers, after process, the fiber of fiberglass surfacing is blown off, again by this fiberglass surfacing coated with nano emulsion, finally that the glass fibre of surface-coated emulsion is dry.
Described high frequency horn group comprises emission tool head, 3-6 ultrasonic wave high frequency horn, transverter; Range of frequency: 20KHz-50KHz, luffing compares: 1:5-1:15.
Preferably, described nanoemulsions is nano-powder, coupling agent is the mixture of 1:4 according to mass ratio; Described nano-powder is nano-attapulgite, the arbitrary mixture of nano imvite mass ratio; Described coupling agent is at least one in silane coupling agent, titanate coupling agent, aluminate coupling agent, zirconium ester coupling agent, rare-earth coupling agent.
Preferably, described coupling agent is at least one in KH550, KH560, KH570, KH580, KH602, KH792, NDZ-101, NDZ-102, NDZ-105, NDZ-130, NDZ-131, NDZ-132, NDZ-133, NDZ-201, NDZ-401, NDZ-311, NDZ-311W.
Preferably, described oxidation inhibitor is at least one in Hinered phenols antioxidant, phosphite ester kind antioxidant, monothioester kind antioxidant, composite antioxidant, further preferred, described oxidation inhibitor is 1010,1076,168,264,1098,300,1024,2246,697,3114,330,412S, 626,835, at least one in B1171, B215, B225, B900, DLTP, DSTP, TNPP.
Be described further of the present invention below in conjunction with specific embodiment:
embodiment 1:
A preparation method for high strength tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the ethylene-vinyl acetate resin of the PA6 of 65 mass parts, the surface modified glass fiber of 30 mass parts, 5 mass parts, the coupling agent KH550 of 1 mass parts, the antioxidant 1010 of 0.5 mass parts, the irgasfos 168 of 0.5 mass parts, the paraffin of 0.2 mass parts;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
Wherein, described surface modified glass fiber is preparation like this: utilize high frequency horn group to launch ul-trasonic irradiation on the glass fibers, after process, the fiber of fiberglass surfacing is blown off, again by this fiberglass surfacing coated with nano emulsion, finally by the glass fibre infrared drying of surface-coated emulsion.
Described high frequency horn group comprises emission tool head, 6 ultrasonic wave high frequency horn, transverter; Range of frequency: 35KHz, luffing compares: 1:7.
Described nanoemulsions is nano-powder, coupling agent KH550 is the mixture of 1:4 according to mass ratio; Described nano-powder is the mixture of nano-attapulgite, nano imvite mass ratio 1:1.
embodiment 2:
A preparation method for high strength tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the ethylene-vinyl acetate resin of the PA6 of 65 mass parts, the surface modified glass fiber of 30 mass parts, 10 mass parts, the coupling agent KH550 of 3 mass parts, the antioxidant 1010 of 0.2 mass parts, the irgasfos 168 of 0.3 mass parts, the paraffin of 0.2 mass parts;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
Wherein, described surface modified glass fiber is preparation like this: utilize high frequency horn group to launch ul-trasonic irradiation on the glass fibers, after process, the fiber of fiberglass surfacing is blown off, again by this fiberglass surfacing coated with nano emulsion, finally by the glass fibre infrared drying of surface-coated emulsion.
Described high frequency horn group comprises emission tool head, 6 ultrasonic wave high frequency horn, transverter; Range of frequency: 35KHz, luffing compares: 1:7.
Described nanoemulsions is nano-powder, coupling agent KH550 is the mixture of 1:4 according to mass ratio; Described nano-powder is the mixture of nano-attapulgite, nano imvite mass ratio 1:1.
embodiment 3:
A preparation method for high strength tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the ethylene-vinyl acetate resin of the PA6 of 65 mass parts, the surface modified glass fiber of 30 mass parts, 15 mass parts, the coupling agent KH550 of 5 mass parts, the antioxidant 1010 of 0.2 mass parts, the irgasfos 168 of 0.3 mass parts, the paraffin of 0.2 mass parts;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
Wherein, described surface modified glass fiber is preparation like this: utilize high frequency horn group to launch ul-trasonic irradiation on the glass fibers, after process, the fiber of fiberglass surfacing is blown off, again by this fiberglass surfacing coated with nano emulsion, finally by the glass fibre infrared drying of surface-coated emulsion.
Described high frequency horn group comprises emission tool head, 6 ultrasonic wave high frequency horn, transverter; Range of frequency: 35KHz, luffing compares: 1:7.
Described nanoemulsions is nano-powder, coupling agent KH550 is the mixture of 1:4 according to mass ratio; Described nano-powder is the mixture of nano-attapulgite, nano imvite mass ratio 1:1.
embodiment 4:
A preparation method for high strength tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the ethylene-vinyl acetate resin of the PA6 of 55 mass parts, the surface modified glass fiber of 40 mass parts, 5 mass parts, the coupling agent KH550 of 1 mass parts, the antioxidant 1010 of 0.2 mass parts, the irgasfos 168 of 0.3 mass parts, the paraffin of 0.2 mass parts;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
Wherein, described surface modified glass fiber is preparation like this: utilize high frequency horn group to launch ul-trasonic irradiation on the glass fibers, after process, the fiber of fiberglass surfacing is blown off, again by this fiberglass surfacing coated with nano emulsion, finally by the glass fibre infrared drying of surface-coated emulsion.
Described high frequency horn group comprises emission tool head, 6 ultrasonic wave high frequency horn, transverter; Range of frequency: 35KHz, luffing compares: 1:7.
Described nanoemulsions is nano-powder, coupling agent KH550 is the mixture of 1:4 according to mass ratio; Described nano-powder is the mixture of nano-attapulgite, nano imvite mass ratio 1:1.
comparative example 1:
A preparation method for tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the ethylene-vinyl acetate resin of the PA6 of 65 mass parts, the glass fibre of 5 mass parts, 50 mass parts, the coupling agent KH550 of 30 mass parts, the antioxidant 1010 of 2 mass parts, the irgasfos 168 of 3 mass parts, the paraffin of 2 mass parts;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
comparative example 2:
A preparation method for tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the ethylene-vinyl acetate resin of the PA6 of 65 mass parts, the glass fibre of 30 mass parts, 10 mass parts, the coupling agent KH550 of 3 mass parts, the antioxidant 1010 of 0.2 mass parts, the irgasfos 168 of 0.3 mass parts, the paraffin of 0.2 mass parts;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
comparative example 3:
A preparation method for tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the ethylene-vinyl acetate resin of the PA6 of 65 mass parts, the glass fibre of 30 mass parts, 15 mass parts, the coupling agent KH550 of 5 mass parts, the antioxidant 1010 of 0.2 mass parts, the irgasfos 168 of 0.3 mass parts, the paraffin of 0.2 mass parts;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
comparative example 4:
A preparation method for tenacity increased nylon, step is as follows:
1) raw material of following mass parts is taken: the ethylene-vinyl acetate resin of the PA6 of 55 mass parts, the glass fibre of 40 mass parts, 5 mass parts, the coupling agent KH550 of 1 mass parts, the antioxidant 1010 of 0.2 mass parts, the irgasfos 168 of 0.3 mass parts, the paraffin of 0.2 mass parts;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
The product performance of embodiment 1-4, comparative example 1-4 are as following table:
table 1: the performance of corresponding product
Claims (9)
1. a preparation method for high strength tenacity increased nylon, is characterized in that: step is as follows:
1) raw material of following mass parts is taken: the coupling agent of the surface modified glass fiber of PA6,20-50 mass parts of 40-65 mass parts, the ethylene-vinyl acetate resin of 5-20 mass parts, 0.5-5 mass parts, the oxidation inhibitor of 0.5-1 mass parts, the processing aid of 0.1-2 part;
2) other raw materials except surface modified glass fiber are mixed, add twin screw extruder by main spout;
3) glass fibre adds forcing machine by glass fiber opening;
4) melt extrude, granulation.
2. the preparation method of a kind of high strength tenacity increased nylon according to claim 1, it is characterized in that: described surface modified glass fiber prepares like this: utilize high frequency horn group to launch ul-trasonic irradiation on the glass fibers, after process, the fiber of fiberglass surfacing is blown off, again by this fiberglass surfacing coated with nano emulsion, finally that the glass fibre of surface-coated emulsion is dry.
3. the preparation method of a kind of high strength tenacity increased nylon according to claim 1, is characterized in that: described high frequency horn group comprises emission tool head, 3-6 ultrasonic wave high frequency horn, transverter; Range of frequency: 20KHz-50KHz, luffing compares: 1:5-1:15.
4. the preparation method of a kind of high strength tenacity increased nylon according to claim 1, is characterized in that: described nanoemulsions is nano-powder, coupling agent is the mixture of 1:4 according to mass ratio.
5. the preparation method of a kind of high strength tenacity increased nylon according to claim 1, is characterized in that: described nano-powder is nano-attapulgite, the arbitrary mixture of nano imvite mass ratio.
6. the preparation method of a kind of high strength tenacity increased nylon according to claim 1, is characterized in that: described coupling agent is at least one in silane coupling agent, titanate coupling agent, aluminate coupling agent, zirconium ester coupling agent, rare-earth coupling agent.
7. the preparation method of a kind of high strength tenacity increased nylon according to claim 6, is characterized in that: described coupling agent is at least one in KH550, KH560, KH570, KH580, KH602, KH792, NDZ-101, NDZ-102, NDZ-105, NDZ-130, NDZ-131, NDZ-132, NDZ-133, NDZ-201, NDZ-401, NDZ-311, NDZ-311W.
8. the preparation method of a kind of high strength tenacity increased nylon according to claim 1, is characterized in that: described oxidation inhibitor is at least one in Hinered phenols antioxidant, phosphite ester kind antioxidant, monothioester kind antioxidant, composite antioxidant.
9. the preparation method of a kind of high strength tenacity increased nylon according to claim 1, is characterized in that: described oxidation inhibitor is 1010,1076,168,264,1098,300,1024,2246,697,3114,330,412S, 626,835, at least one in B1171, B215, B225, B900, DLTP, DSTP, TNPP.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104861644A (en) * | 2015-05-25 | 2015-08-26 | 江苏南瑞泰事达电气有限公司 | Recoverable flame-retardant insulating modified material, and preparation and application of insulating parts |
| CN105462245A (en) * | 2015-12-30 | 2016-04-06 | 广东国立科技股份有限公司 | Ultralow-temperature-resistant glass-fiber-reinforced PA6/EVA (polyamide 6/ethylene-vinyl acetate) alloy material and preparation method thereof |
| CN109337183A (en) * | 2018-09-14 | 2019-02-15 | 河南科技大学 | A kind of the EVA/PA6 polymer alloy and preparation method of carbon nanotube activeness and quietness |
| CN109337184A (en) * | 2018-09-14 | 2019-02-15 | 河南科技大学 | A kind of compound EVA/PA6 alloy fire proofing and preparation method thereof adulterating OMMT |
| CN109679333A (en) * | 2018-12-28 | 2019-04-26 | 宁波高新区诠宝绶新材料科技有限公司 | A method of preparing knob composite material |
| CN109722015A (en) * | 2019-01-14 | 2019-05-07 | 江西集银科技有限公司 | Suspended casting suspended basket lightweight material and load-bearing backing plate based on lightweight material |
| CN110894356A (en) * | 2019-11-29 | 2020-03-20 | 苏州润佳高分子材料有限公司 | High-strength modified nylon material for automobile |
| CN111285639A (en) * | 2020-03-16 | 2020-06-16 | 董卫兵 | Special antifreezing and anti-erosion concrete for salinized areas and preparation method thereof |
| CN112079967A (en) * | 2020-09-02 | 2020-12-15 | 池州九威新材料有限公司 | Irradiation crosslinked nylon material and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101225228A (en) * | 2008-01-22 | 2008-07-23 | 宁波雪龙集团有限公司 | Fiber glass, elastomer and inorganic nano-particle synergistic modified nylon and preparation thereof |
| CN102220000A (en) * | 2011-05-06 | 2011-10-19 | 同济大学 | Method for preparing functional glass fiber reinforced polyimide composite material |
| CN102924910A (en) * | 2012-11-16 | 2013-02-13 | 华东理工大学 | Method of preparing high-performance glass-fiber reinforced polyamide conductive composite |
| CN103030971A (en) * | 2012-12-25 | 2013-04-10 | 江苏金发科技新材料有限公司 | Special glass fiber reinforced nylon 6 material for water gauges and water pumps and preparation method of nylon 6 material |
| CN103408773A (en) * | 2013-08-14 | 2013-11-27 | 青岛科技大学 | Resin-base nano-grade composite material preparation method and device |
-
2014
- 2014-12-19 CN CN201410791734.6A patent/CN104530692A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101225228A (en) * | 2008-01-22 | 2008-07-23 | 宁波雪龙集团有限公司 | Fiber glass, elastomer and inorganic nano-particle synergistic modified nylon and preparation thereof |
| CN102220000A (en) * | 2011-05-06 | 2011-10-19 | 同济大学 | Method for preparing functional glass fiber reinforced polyimide composite material |
| CN102924910A (en) * | 2012-11-16 | 2013-02-13 | 华东理工大学 | Method of preparing high-performance glass-fiber reinforced polyamide conductive composite |
| CN103030971A (en) * | 2012-12-25 | 2013-04-10 | 江苏金发科技新材料有限公司 | Special glass fiber reinforced nylon 6 material for water gauges and water pumps and preparation method of nylon 6 material |
| CN103408773A (en) * | 2013-08-14 | 2013-11-27 | 青岛科技大学 | Resin-base nano-grade composite material preparation method and device |
Non-Patent Citations (1)
| Title |
|---|
| 赵渠森等: "《先进复合材料手册》", 31 May 2003, 机械工业出版社 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104861644A (en) * | 2015-05-25 | 2015-08-26 | 江苏南瑞泰事达电气有限公司 | Recoverable flame-retardant insulating modified material, and preparation and application of insulating parts |
| CN105462245A (en) * | 2015-12-30 | 2016-04-06 | 广东国立科技股份有限公司 | Ultralow-temperature-resistant glass-fiber-reinforced PA6/EVA (polyamide 6/ethylene-vinyl acetate) alloy material and preparation method thereof |
| CN109337183A (en) * | 2018-09-14 | 2019-02-15 | 河南科技大学 | A kind of the EVA/PA6 polymer alloy and preparation method of carbon nanotube activeness and quietness |
| CN109337184A (en) * | 2018-09-14 | 2019-02-15 | 河南科技大学 | A kind of compound EVA/PA6 alloy fire proofing and preparation method thereof adulterating OMMT |
| CN109679333A (en) * | 2018-12-28 | 2019-04-26 | 宁波高新区诠宝绶新材料科技有限公司 | A method of preparing knob composite material |
| CN109722015A (en) * | 2019-01-14 | 2019-05-07 | 江西集银科技有限公司 | Suspended casting suspended basket lightweight material and load-bearing backing plate based on lightweight material |
| CN110894356A (en) * | 2019-11-29 | 2020-03-20 | 苏州润佳高分子材料有限公司 | High-strength modified nylon material for automobile |
| CN111285639A (en) * | 2020-03-16 | 2020-06-16 | 董卫兵 | Special antifreezing and anti-erosion concrete for salinized areas and preparation method thereof |
| CN113185162A (en) * | 2020-03-16 | 2021-07-30 | 董卫兵 | Special antifreezing and anti-erosion concrete for salinized areas |
| CN113185162B (en) * | 2020-03-16 | 2023-08-04 | 宁波中海建材有限公司 | Special anti-freezing and anti-erosion concrete for salinized areas |
| CN112079967A (en) * | 2020-09-02 | 2020-12-15 | 池州九威新材料有限公司 | Irradiation crosslinked nylon material and preparation method thereof |
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Application publication date: 20150422 |
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