CN114437536A - PA composite material - Google Patents
PA composite material Download PDFInfo
- Publication number
- CN114437536A CN114437536A CN202011213121.6A CN202011213121A CN114437536A CN 114437536 A CN114437536 A CN 114437536A CN 202011213121 A CN202011213121 A CN 202011213121A CN 114437536 A CN114437536 A CN 114437536A
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- CN
- China
- Prior art keywords
- parts
- composite material
- raw materials
- easy
- compatilizer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002131 composite material Substances 0.000 title claims abstract description 29
- 239000002994 raw material Substances 0.000 claims abstract description 27
- 239000011347 resin Substances 0.000 claims abstract description 14
- 229920005989 resin Polymers 0.000 claims abstract description 14
- 238000000465 moulding Methods 0.000 claims abstract description 10
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 7
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 7
- 238000001035 drying Methods 0.000 claims abstract description 7
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 4
- 239000004917 carbon fiber Substances 0.000 claims abstract description 4
- 239000003063 flame retardant Substances 0.000 claims abstract description 4
- 239000000314 lubricant Substances 0.000 claims abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000003607 modifier Substances 0.000 claims abstract description 4
- 239000000049 pigment Substances 0.000 claims abstract description 4
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 7
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 6
- 239000007822 coupling agent Substances 0.000 claims description 6
- 239000012745 toughening agent Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 5
- PFEFOYRSMXVNEL-UHFFFAOYSA-N 2,4,6-tritert-butylphenol Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 PFEFOYRSMXVNEL-UHFFFAOYSA-N 0.000 claims description 3
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 239000003999 initiator Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 abstract description 10
- 229920003023 plastic Polymers 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 6
- 238000002844 melting Methods 0.000 abstract description 6
- 230000008018 melting Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000002861 polymer material Substances 0.000 abstract description 3
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 235000013580 sausages Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- 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
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
Landscapes
- 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)
Abstract
The invention discloses a PA composite material which is prepared from the following raw materials in parts by weight: 50-80 parts of PA resin, 3-6 parts of compatilizer, 8-15 parts of flexibilizer, 0.2-0.8 part of antioxidant, 0.2-0.5 part of flame retardant, 0-2 parts of pigment, 0.2-2 parts of modifier, 1-3 parts of carbon fiber, 0.5-1.2 parts of lubricant, the molding temperature of the PA composite material is 200-300 ℃, and the drying temperature of the raw materials is 100-120 ℃. The invention provides a PA composite material, and the PA composite material has the advantages of high melting point, narrow melting temperature range, material temperature of over 300 ℃, detention time of over 30 minutes and easy moisture absorption through the improved PA composite material crystallization material. And the PA composite material has good fluidity and is easy to overflow. The molding shrinkage range and shrinkage rate are large, the directivity is obvious, shrinkage cavities, deformation and the like are easy to occur, the processing and the use are convenient, the plasticity is easier, the plastic has good physical and mechanical properties and chemical stability, meanwhile, the sources of high polymer materials are rich, the price is low, the plastic is easy to modify to obtain good tissue compatibility, the plastic processing is convenient, and the molding is easy.
Description
Technical Field
The invention relates to the field of PA composite materials, in particular to a PA composite material.
Background
PA plastic was the resin developed for fibers by one company in the united states first, and was commercialized in 1939. In the 50 th of the 20 th century, injection molded products are developed and produced to replace metals to meet the requirements of light weight and cost reduction of downstream industrial products. The PA has good comprehensive properties including mechanical property, heat resistance, abrasion resistance, chemical resistance and self-lubricity, has low friction coefficient and certain flame retardance, is easy to process, is suitable for being filled with glass fiber and other fillers for reinforcing modification, improves the performance and expands the application range.
It is used to manufacture fuel filter net, fuel filter, tank, catcher, oil storage tank, engine cylinder cover, radiator cylinder and balance rotating shaft gear. And can also be used in electric fittings, binding posts and the like of automobiles. In addition, it can be used as driving and controlling parts, etc., and can be used for making disposable lighter body, alkaline dry battery liner, helmet of motorcycle driver, office machine shell, corner wheel, seat and back rest of office chair, skates and fishing line, etc., and the PA film has excellent gas barrier property, good oil resistance, low-temperature impact resistance and penetration resistance, and can be used for packaging frozen food such as meat and ham sausage, etc. The polyamide can also be used as a bar material and a plate material, and also can be used as a gear or other transmission devices.
Disclosure of Invention
The present invention aims to provide a PA composite material to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a PA composite material is prepared from the following raw materials in parts by weight: 50-80 parts of PA resin, 3-6 parts of compatilizer, 8-15 parts of flexibilizer, 0.2-0.8 part of antioxidant, 0.2-0.5 part of flame retardant, 0-2 parts of pigment, 0.2-2 parts of modifier, 1-3 parts of carbon fiber, 0.5-1.2 parts of lubricant and 0.2-0.5 part of coupling agent.
Preferably, the molding temperature of the PA composite material is 200-300 ℃, the drying temperature of the raw material is 100-120 ℃, and the drying time is 10-14 hours.
Preferably, glass fibers are added to the PA resin and the ratio of PA resin to glass fibers is 8: 1.
Preferably, the coupling agent is a silane coupling agent, the silane coupling agent is prepared by stirring through a high-speed motor, the rotating speed of the high-speed motor is 300-500 rpm, and a vulcanizing agent is added into the silane coupling agent.
Preferably, the raw materials of the compatilizer comprise a styrene resin and a vinyl elastomer, the raw materials of the compatilizer are added into a mixer for mixing, and finally are extruded and granulated through an extruder, and the compatilizer is added with an initiator.
Preferably, the time for mixing the raw materials of the toughening agent is 50-60 minutes, and the raw materials of the toughening agent comprise a nylon raw material and polyolefin.
Preferably, the antioxidant is one or more of 2,4, 6-tri-tert-butylphenol and 2, 6-di-tert-butyl-4-cresol.
Preferably, the rotation speed of the extruder during the raw material processing is 180-300 revolutions per minute, and the rotation speed of the screw is 60-120 revolutions per minute.
The invention has the technical effects and advantages that: the modified PA composite material has the advantages of high melting point, narrow melting temperature range, material temperature of over 300 ℃, residence time of over 30 minutes and easy moisture absorption. And the PA composite material has good fluidity and is easy to overflow. The molding shrinkage range and shrinkage rate are large, the directivity is obvious, shrinkage holes, deformation and the like are easy to occur, the processing and the use are convenient, the plasticity is easier, the plastic has good physical and mechanical properties and chemical stability, meanwhile, the sources of high polymer materials are rich, the price is low, the plastic is easy to modify to obtain good tissue compatibility, the plastic processing is convenient, and the molding is easy.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a PA composite material: the feed is prepared from the following raw materials in parts by weight: 50-80 parts of PA resin, 3-6 parts of compatilizer, 8-15 parts of flexibilizer, 0.2-0.8 part of antioxidant, 0.2-0.5 part of flame retardant, 0-2 parts of pigment, 0.2-2 parts of modifier, 1-3 parts of carbon fiber, 0.5-1.2 parts of lubricant and 0.2-0.5 part of coupling agent.
The molding temperature of the PA composite material is 200-300 ℃, the drying temperature of the raw materials is 100-120 ℃, the drying time is 10-14 hours, the glass fiber is added into the PA resin, the ratio of the PA resin to the glass fiber is 8:1, the coupling agent is a silane coupling agent, the silane coupling agent is prepared by stirring through a high-speed motor, the rotating speed of the high-speed motor is 300-500 rpm, a vulcanizing agent is added into the silane coupling agent, the raw materials of the compatilizer comprise styrene resin and vinyl elastomer, the raw materials of the compatilizer are added into a mixer for mixing, and finally, the compatilizer is extruded and granulated through an extruder, the initiator is added into the compatilizer, the time for mixing the raw materials of the toughener is 50-60 minutes, the raw materials of the toughener comprise a nylon raw material and polyolefin, the antioxidant is 2,4, 6-tri-tert-butylphenol and 2, 6-di-tert-butyl-4-cresol.
A PA composite according to claim 1, wherein: the rotating speed of the extruder is 180-300 rpm and the rotating speed of the screw is 60-120 rpm during the processing of the raw materials;
the modified PA composite material has the advantages of high melting point, narrow melting temperature range, material temperature of over 300 ℃, residence time of over 30 minutes and easy moisture absorption. And the PA composite material has good fluidity and is easy to overflow. The molding shrinkage range and shrinkage rate are large, the directivity is obvious, shrinkage cavities, deformation and the like are easy to occur, the processing and the use are convenient, the plasticity is easier, the plastic has good physical and mechanical properties and chemical stability, meanwhile, the sources of high polymer materials are rich, the price is low, the plastic is easy to modify to obtain good tissue compatibility, the plastic processing is convenient, and the molding is easy.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used by the invention can be purchased from the market, and the special-shaped parts can be customized according to the description.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 PA composite characterized by: the feed is prepared from the following raw materials in parts by weight: 50-80 parts of PA resin, 3-6 parts of compatilizer, 8-15 parts of flexibilizer, 0.2-0.8 part of antioxidant, 0.2-0.5 part of flame retardant, 0-2 parts of pigment, 0.2-2 parts of modifier, 1-3 parts of carbon fiber, 0.5-1.2 parts of lubricant and 0.2-0.5 part of coupling agent.
2. A PA composite according to claim 1, wherein: the molding temperature of the PA composite material is 200-300 ℃, the drying temperature of the raw material is 100-120 ℃, and the drying time is 10-14 hours.
3. A PA composite according to claim 1, wherein: glass fiber is added into the PA resin, and the ratio of the PA resin to the glass fiber is 8: 1.
4. A PA composite according to claim 1, wherein: the coupling agent is a silane coupling agent which is prepared by stirring a high-speed motor, the rotating speed of the high-speed motor is 300-500 rpm, and a vulcanizing agent is added into the silane coupling agent.
5. A PA composite according to claim 1, wherein: the raw materials of the compatilizer comprise styrene resin and vinyl elastomer, the raw materials of the compatilizer are added into a mixer to be mixed, and finally, the raw materials are extruded and granulated through an extruder, wherein an initiator is added into the compatilizer.
6. A PA composite according to claim 1, wherein: the time for mixing the raw materials of the toughening agent is 50-60 minutes, and the raw materials of the toughening agent comprise a nylon raw material and polyolefin.
7. A PA composite according to claim 1, wherein: one or more of the antioxidant, 2,4, 6-tri-tert-butylphenol and 2, 6-di-tert-butyl-4-cresol.
8. A PA composite according to claim 1, wherein: the rotating speed of the extruder is 180-300 rpm and the rotating speed of the screw is 60-120 rpm during raw material processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011213121.6A CN114437536A (en) | 2020-11-03 | 2020-11-03 | PA composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011213121.6A CN114437536A (en) | 2020-11-03 | 2020-11-03 | PA composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114437536A true CN114437536A (en) | 2022-05-06 |
Family
ID=81360758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011213121.6A Pending CN114437536A (en) | 2020-11-03 | 2020-11-03 | PA composite material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114437536A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104693793A (en) * | 2014-12-15 | 2015-06-10 | 深圳市富恒新材料股份有限公司 | Flame-retardant reinforced nylon composite material and preparation method thereof |
| CN107652668A (en) * | 2016-07-26 | 2018-02-02 | 四川鑫达企业集团有限公司 | A kind of activeness and quietness nylon material available for 3D printing and preparation method thereof |
| CN111484731A (en) * | 2019-12-20 | 2020-08-04 | 四川鑫达企业集团有限公司 | High-modulus flame-retardant reinforced nylon composite material and preparation method thereof |
-
2020
- 2020-11-03 CN CN202011213121.6A patent/CN114437536A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104693793A (en) * | 2014-12-15 | 2015-06-10 | 深圳市富恒新材料股份有限公司 | Flame-retardant reinforced nylon composite material and preparation method thereof |
| CN107652668A (en) * | 2016-07-26 | 2018-02-02 | 四川鑫达企业集团有限公司 | A kind of activeness and quietness nylon material available for 3D printing and preparation method thereof |
| CN111484731A (en) * | 2019-12-20 | 2020-08-04 | 四川鑫达企业集团有限公司 | High-modulus flame-retardant reinforced nylon composite material and preparation method thereof |
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Application publication date: 20220506 |