CN108276746A - A kind of liquid crystal polyester/nylon alloy material and preparation method thereof - Google Patents
A kind of liquid crystal polyester/nylon alloy material and preparation method thereof Download PDFInfo
- Publication number
- CN108276746A CN108276746A CN201711434171.5A CN201711434171A CN108276746A CN 108276746 A CN108276746 A CN 108276746A CN 201711434171 A CN201711434171 A CN 201711434171A CN 108276746 A CN108276746 A CN 108276746A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal polyester
- nylon
- alloy material
- aromatic
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
- C08L67/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the carboxyl- and the hydroxy groups directly linked to aromatic rings
-
- 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
-
- 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
-
- 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
Abstract
The invention discloses a kind of liquid crystal polyester/nylon alloy materials and preparation method thereof, are made of the raw material of following weight percent meter：Liquid crystal polyester 69% 94.8%；Nylon 5% 20%；Compatilizer 0.1% 10%；Auxiliary agent 0.1% 1%.The invention has the advantages that：1, the present invention uses liquid crystal polyester and nylon for raw material, and add compatilizer, auxiliary agent, keep liquid crystal polyester and nylon compound in the molten state, wherein, the compatilizer of addition increases the compatibility between liquid crystal polyester and nylon, increase liquid crystal polyester and the alternate ability being mutually dissolved of nylon two, to improve the intensity of material；By the way that lubricant is added, to improve the dispersion effect and processing performance of each component in material.2, in liquid crystal polyester/nylon alloy material of the invention, the addition of nylon improves the toughness of liquid crystal polyester, while composite material maintains the performance of liquid crystal polyester and nylon itself, thus the composite material has excellent comprehensive performance.
Description
Technical field
The present invention relates to a kind of Liquid Crystal Polymer alloys material, specially a kind of liquid crystal polyester/nylon alloy material and
The preparation method of this alloy material belongs to liquid crystal polymer technical field of composite materials.
Background technology
Thermotropic liquid crystal polymer (TLCP) is a kind of high-performance polyester material, and the component that can be used for manufacturing includes electrical
It is used with electric power connector, circuit board, motor insulation shell fast, for various purposes, motor vehicle assembly, cooker/baking tray, replacement ceramics
As high temperature light socket and light-emitting diode housing and/or mounting.
TLCP is usually with its excellent melt-processed shaping characteristic, intrinsic anti-flammability and at high temperature all multi-purpose
It is famous on the way.But the shortcomings that liquid crystal polymer (LCP) is used alone, and there is also poor toughness.
Nylon (PA) is made through polycondensation with diacid or diamines by aliphatic diamine or diacid, and toughness is preferable, is had preferably
Impact property, wear resistance and self lubricity.
But PA is polyamide structure, differs larger with the polyester construction of TLCP, generally Immiscible Polymer Blends.Between the two
Compatibility is to prepare the critical issue of alloy material.Using compatilizer, ternary compatible system is constituted, is most common increase-volume side
Method.But its selection to compatilizer, the requirement of component ratio are very high.
Invention content
The purpose of the invention is to provide a kind of liquid crystal polyester/nylon alloy material.To solve existing LCP poor toughness
The problem of.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of liquid crystal polyester/nylon alloy material is made of the raw material of following weight percent meter：
Liquid crystal polyester in the present invention is the liquid crystal polyester for showing liquid crystal liquid crystal property in the molten state, used in the present invention
The fusing point of liquid crystal polyester is at 200-350 DEG C, preferably 220-300 DEG C.The melt viscosity of liquid crystal polyester used in the present invention is logical
Often in 10-100Pas, preferably 25-45Pas.
The liquid crystal polyester is the liquid crystal polyester being polymerized using aromatic compound as starting monomer, preferably
The Wholly aromatic liquid crystal polyester being polymerized using only aromatic compound as starting monomer.
The typical example of the liquid crystal polyester of the present invention can use aromatic hydroxy-carboxylic and selected from by aromatic series two
At least each a kind of compound in the combination that carboxylic acid and aromatic diol are constituted is polymerize and the liquid crystal polyester that is formed.
Part or all of above-mentioned aromatic hydroxy-carboxylic, aromatic dicarboxylic acid, aromatic diol can be independently
Ground is their polymerizable derivative.
The polymerizable derivative of the compound with hydroxyl as aromatic hydroxy-carboxylic, aromatic diol etc,
It may be exemplified the acylate that hydroxyl is acylated, acyloxy is transformed to and is formed.
The nylon that the present invention uses be selected from polyhexamethylene adipamide (PA66), polycaprolactam (PA6), poly- decanedioyl oneself
Diamines (PA610), nylon 612 (PA612), nylon 1010 (PA1010), poly- 11 lactams
(PA11), one or more of nylon 12 (PA12).
The compatilizer is the polyfunctional group chemical combination that can be interacted with liquid crystal polyester and nylon or both
Object can be physical compatilizer or chemically solubilizer, be selected from maleic anhydride grafts, silane, in bisphenol A type epoxy resin
One or more.
In addition, the composite material of the present invention can be (such as advanced containing the auxiliary agent for not influencing material property, including lubricant
Fatty acid metal salts, pentaerythritol esters compound), antioxidant, heat stabilizer, UV absorbers, antistatic agent and lead
One or more of electric carbon black.
Above-mentioned liquid crystal polyester/nylon composite materials can use well known melt molding method (and relevant device), including
Injection moulding squeezes out (when especially forming sheet material, film or pipe), blowing and sinter molding.
The preparation method of above-mentioned liquid crystal polyester/nylon condensation material, its step are as follows：
Liquid crystal polyester is dried in vacuo 2-15 hours at 105 DEG C -200 DEG C, vacuum is dry preferably at 120 DEG C -180 DEG C
It is 4-8 hours dry, nylon is dried in vacuo 2-15 hours at 60 DEG C -150 DEG C, is preferably dried in vacuo 4-8 at 80 DEG C -120 DEG C
Hour, it is used according to a certain percentage Weightlessness balance double screw extruder is added and squeezes out, is granulated.Double screw extruder is from feeding
Mouthful to extrusion die temperature be 200 DEG C~240 DEG C respectively, 220 DEG C~260 DEG C, 240 DEG C~280 DEG C, 260 DEG C~300 DEG C,
280 DEG C~300 DEG C, 280 DEG C~310 DEG C, engine speed is 300 revs/min.Performance test test specimen is injection moulded with injection molding machine.
The invention has the advantages that：1, the present invention uses liquid crystal polyester and nylon for raw material, and adds compatible
Agent, auxiliary agent keep liquid crystal polyester and nylon compound in the molten state, wherein the compatilizer of addition increases liquid crystal polyester and Buddhist nun
Compatibility between dragon increases liquid crystal polyester and the alternate ability being mutually dissolved of nylon two, to improve the intensity of material；Pass through
Lubricant is added, to improve the dispersion effect and processing performance of each component in material.
2, in liquid crystal polyester/nylon alloy material of the invention, the addition of nylon improves the toughness of liquid crystal polyester, together
When composite material maintain the performance of liquid crystal polyester and nylon itself, thus the composite material has excellent comprehensive performance.
Specific implementation mode
It is further illustrated the present invention below by embodiment and comparative example, in the case where not violating spirit of the invention, the present invention
It should be not limited to the content that following embodiment is specifically expressed.
Properties of product test method：
The present invention uses differential scanning calorimeter (DSC 8000, PerkinElmer companies of the U.S.) test fusing point (Tm),
It is tested according to ASTM D3418 methods.The present invention is surveyed using capillary rheometer (RH 2200, Malvern companies of Britain)
Melt viscosity (MV) is tried, is tested according to ASTM D3835 methods.
In the present invention, tensile strength (TS) is measured by ASTM D638 methods, rate of extension 5mm/min.Bending strength
(FS) it is measured by ASTM D790 methods, compression bar fltting speed 2mm/min.Izod notch impact strengths (IS) use ASTM
D256 methods are tested, sample thickness 3.2mm.Heat distortion temperature (HDT) is measured by ASTM D648 methods, applies load
1.82MPa。
In the present invention, material flowability is judged by measuring the stream length using the product of mosquito-repellent incense type mold injection molding.
Production Example 1
First by P-hydroxybenzoic acid, 6-Hydroxy-2-naphthoic acid, hydroquinone and acetic anhydride in 120~130 DEG C of constant temperature
Reaction 1 hour, is then raised to 185~195 DEG C in 2 hours, then isothermal reaction 0.5~1 hour, and acetylization reaction terminates；So
The acetate that acetylization reaction is obtained afterwards carries out melt polycondensation reaction with terephthalic acid (TPA), and by polymerization temperature in 3 hours
It is raised to predetermined temperature, polymerisation is made constantly to carry out；Then constant temperature makes polymerisation tend to complete；In order to make liquid crystal polyester
Molecular weight is sufficiently high, and reaction late phase reaction system will apply high vacuum and the liquid crystal polyester for keeping high temperature to obtain carries out fusing point
With the measurement of melt viscosity.The monomer ratio for preparing above-mentioned liquid crystal polyester is as follows：32 moles of %, 6- hydroxyls of P-hydroxybenzoic acid-
9 moles of 50 moles of % of 2- naphthoic acids, hydroquinone %, 9 moles of % of terephthalic acid (TPA).Prepare liquid crystal polyester (following tables of gained
Middle label is) fusing point be 251 DEG C, melt viscosity 20.7Pas.
Production Example 2
First by P-hydroxybenzoic acid, 6-Hydroxy-2-naphthoic acid, hydroquinone and acetic anhydride in 120~130 DEG C of constant temperature
Reaction 1 hour, is then raised to 185~195 DEG C in 2 hours, then isothermal reaction 0.5~1 hour, and acetylization reaction terminates；So
The acetate that acetylization reaction is obtained afterwards carries out melt polycondensation reaction with terephthalic acid (TPA), and by polymerization temperature in 3 hours
It is raised to predetermined temperature, polymerisation is made constantly to carry out；Then constant temperature makes polymerisation tend to complete；In order to make liquid crystal polyester
Molecular weight is sufficiently high, and reaction late phase reaction system will apply high vacuum and the liquid crystal polyester for keeping high temperature to obtain carries out fusing point
With the measurement of melt viscosity.The monomer ratio for preparing above-mentioned liquid crystal polyester is as follows：32 moles of %, 6- hydroxyls of P-hydroxybenzoic acid-
18 moles of 32 moles of % of 2- naphthoic acids, hydroquinone %, 18 moles of % of terephthalic acid (TPA).The liquid crystal polyester for preparing gained is (following
In table label be) fusing point be 287 DEG C, melt viscosity 89.2Pas.
Embodiment 1-5 and comparative example 1-2
PA6：YH600, Ba Ling petro-chemical corporation；
Epoxy resin：YD-019, Toto Kasei KK.
By TLCP1,4 hours dry, PA6 is 4 hours dry at 80 DEG C at 150 DEG C.Material matching by table 1 after drying
Material is added twin-screw extrude into extruding pelletization than passing through weightless title.Extruder includes transfer element, kneading member, low
Pressure area (to make volatile ingredient that may be present in polyester be discharged under vacuum) and mouth mold.Extruder from spout to squeeze
It is 200 DEG C to go out die head temperature respectively, and 250 DEG C, 260 DEG C, 270 DEG C, 275 DEG C, 285 DEG C, 285 DEG C, engine speed is 300 revs/min
Clock.Liquid crystal polyester/nylon alloy material leaves mouth mold, the cooling, pelletizing through water-carrying groove.
After liquid crystal polyester/nylon alloy material particle is dried 3~5 hours at 150 DEG C, is prepared and surveyed with injection moulding method
Try the batten of performance.300 DEG C, injection pressure 20MPa, 5~10sec of injection time of injection temperature, cooling time 5~10sec,
90~110 DEG C of mould temperature.The batten of injection formed is tested for the property after 50% relative humidity, 23 DEG C are placed at least 24 hours, is surveyed
The performance for trying to obtain is listed in table 2.
Embodiment 6
By TLCP2,4 hours dry, PA66 is 4 hours dry at 80 DEG C at 150 DEG C.Material after drying presses 77% liquid
Brilliant polyester, 10%PA6,10%PA66,2% epoxy resin, 0.5% antioxidant, 0.5% lubricant proportioning pass through weightlessness
Claim material adding twin-screw extrude extruding pelletization.Extruder includes transfer element, kneading member, low-pressure area (to make
Volatile ingredient that may be present is discharged under vacuum in polyester) and mouth mold.Extruder is from spout to extrusion die temperature
It is 220 DEG C respectively, 255 DEG C, 265 DEG C, 275 DEG C, 280 DEG C, 290 DEG C, 290 DEG C, engine speed is 300 revs/min.Liquid crystal is poly-
Ester/nylon alloy material leaves mouth mold, the cooling, pelletizing through water-carrying groove.
Embodiment 7
By TLCP1,4 hours dry, PA610 is 4 hours dry at 80 DEG C at 150 DEG C.Material after drying presses 81%
Liquid crystal polyester, 10%PA610,8% epoxy resin, 0.5% antioxidant, 0.5% lubricant proportioning claimed object by weightlessness
Material adds twin-screw extrude extruding pelletization.Extruder includes transfer element, kneading member, low-pressure area (to make in polyester
Volatile ingredient that may be present is discharged under vacuum) and mouth mold.Extruder is respectively from spout to extrusion die temperature
200 DEG C, 250 DEG C, 260 DEG C, 270 DEG C, 275 DEG C, 285 DEG C, 285 DEG C, engine speed is 300 revs/min.Liquid crystal polyester/nylon
Alloy material leaves mouth mold, the cooling, pelletizing through water-carrying groove.
Embodiment 8
By TLCP1,4 hours dry, PA1010 is 4 hours dry at 80 DEG C at 150 DEG C.Material after drying presses 91%
It is liquid crystal polyester, 5%PA1010,3% maleic anhydride inoculated polypropylene (Fusbond P613, E.I.Du Pont Company), 0.5% anti-oxidant
Agent, 0.5% lubricant proportioning claim material adding twin-screw extrude extruding pelletization by weightlessness.Extruder includes biography
Defeated element, kneading member, low-pressure area (to make volatile ingredient that may be present in polyester be discharged under vacuum) and mouth mold.
Extruder from spout to extrusion die temperature be 200 DEG C respectively, 250 DEG C, 260 DEG C, 270 DEG C, 275 DEG C, 285 DEG C, 285 DEG C,
Engine speed is 300 revs/min.Liquid crystal polyester/nylon alloy material leaves mouth mold, the cooling, pelletizing through water-carrying groove.
Embodiment 9
By TLCP1,4 hours dry, PA11 is 4 hours dry at 80 DEG C at 150 DEG C.Material after drying presses 89% liquid
Brilliant polyester, 5%PA11,5% aminopropyltriethoxywerene werene (OFS-6011, Dow Corning Corporation), 0.5% antioxidant,
The proportioning of 0.5% lubricant claims material adding twin-screw extrude extruding pelletization by weightlessness.Extruder includes transmission unit
Part, kneading member, low-pressure area (to make volatile ingredient that may be present in polyester be discharged under vacuum) and mouth mold.It squeezes out
Machine from spout to extrusion die temperature be 200 DEG C respectively, 220 DEG C, 250 DEG C, 265 DEG C, 270 DEG C, 280 DEG C, 280 DEG C, host
Rotating speed is 300 revs/min.Liquid crystal polyester/nylon alloy material leaves mouth mold, the cooling, pelletizing through water-carrying groove.
Table 1
Table 2
It can be seen that from Examples 1 to 9 and comparative example 1~2：
Liquid crystal polyester/the nylon alloy material obtained in Examples 1 to 9 has high intensity, high rigidity, heat resistance good
The advantages that, it can be found that the present invention solves lacking for liquid crystal polyester poor toughness in the prior art compared with pure liquid crystal polyester
Point, while increasing the mobility of liquid crystal polyester.Liquid crystal polyester/nylon alloy material of the present invention has excellent comprehensive
Energy.The especially formula of embodiment 5 obtains all good technique effect of properties.
Liquid crystal polyester/nylon alloy material prepared by the present invention has excellent mechanical property, can be used as manufacture
The materials'use of various heat-resistant antifriction precision parts in electric, automobile, special industrial.
Claims (10)
1. a kind of liquid crystal polyester/nylon alloy material, it is characterised in that：It is made of the raw material of following weight percent meter：
2. a kind of liquid crystal polyester/nylon alloy material according to claim 1, it is characterised in that：The liquid crystal polyester
To show that the liquid crystal polyester of liquid crystal liquid crystal property, fusing point are 200-350 DEG C in the molten state, the melt viscosity of the liquid crystal polyester
In 10-100Pas.
3. a kind of liquid crystal polyester/nylon alloy material according to claim 2, it is characterised in that：The liquid crystal polyester
Fusing point be 220-300 DEG C；The melt viscosity of the liquid crystal polyester is in 25-45Pas.
4. a kind of liquid crystal polyester/nylon alloy material according to claim 1, it is characterised in that：The liquid crystal polyester is
Aromatic compound is used only as raw material list in the liquid crystal polyester that is polymerized using aromatic compound as starting monomer
The Wholly aromatic liquid crystal polyester that body is polymerized.
5. a kind of liquid crystal polyester/nylon alloy material according to claim 4, it is characterised in that：The liquid crystal polyester is
At least each a kind of compound in aromatic hydroxy-carboxylic and the combination being made of aromatic dicarboxylic acid and aromatic diol carries out
It polymerize and is formed.
6. a kind of liquid crystal polyester/nylon alloy material according to claim 5, it is characterised in that：The aromatic hydroxyl
Part or all of carboxylic acid, aromatic dicarboxylic acid, aromatic diol can be separately their polymerizable derivative
Object；
The polymerizable derivative of the compound with hydroxyl as aromatic hydroxy-carboxylic, aromatic diol etc can incite somebody to action
The acylate that hydroxyl is acylated, is transformed to acyloxy and is formed.
7. a kind of liquid crystal polyester/nylon alloy material according to claim 1, it is characterised in that：The nylon is selected from
Polyhexamethylene adipamide, polyhexamethylene sebacamide, nylon 612, nylon 1010, gathers polycaprolactam
One or more of 11 lactams, nylon 12.
8. a kind of liquid crystal polyester/nylon alloy material according to claim 1, it is characterised in that：The compatilizer choosing
From maleic anhydride grafts, silane, one or more of bisphenol A type epoxy resin.
9. a kind of liquid crystal polyester/nylon alloy material according to claim 1, it is characterised in that：The composite wood of the present invention
Material, which can contain, does not influence the auxiliary agent of material property, including lubricant, antioxidant, heat stabilizer, UV absorbers, anti-quiet
One or more of electric agent and conductive black.
10. the preparation method of one of the arbitrary liquid crystal polyester/nylon alloy materials of claim 1-9, it is characterised in that：It is walked
It is rapid as follows：
Liquid crystal polyester is dried in vacuo 2-15 hours at 105 DEG C -200 DEG C, nylon is dried in vacuo 2- at 60 DEG C -150 DEG C
15 hours, it is used in proportion Weightlessness balance double screw extruder is added and squeeze out, be granulated.Double screw extruder from spout to squeeze
Go out die head temperature respectively and be 200 DEG C~240 DEG C, 220 DEG C~260 DEG C, 240 DEG C~280 DEG C, 260 DEG C~300 DEG C, 280 DEG C~
300 DEG C, 280 DEG C~310 DEG C, engine speed is 300 revs/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711434171.5A CN108276746A (en) | 2017-12-26 | 2017-12-26 | A kind of liquid crystal polyester/nylon alloy material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711434171.5A CN108276746A (en) | 2017-12-26 | 2017-12-26 | A kind of liquid crystal polyester/nylon alloy material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108276746A true CN108276746A (en) | 2018-07-13 |
Family
ID=62802289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711434171.5A Pending CN108276746A (en) | 2017-12-26 | 2017-12-26 | A kind of liquid crystal polyester/nylon alloy material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108276746A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111100451A (en) * | 2019-12-25 | 2020-05-05 | 江苏沃特特种材料制造有限公司 | Modified liquid crystal polyester resin composite material and preparation method thereof |
| CN114891322A (en) * | 2022-03-29 | 2022-08-12 | 珠海万通特种工程塑料有限公司 | Wholly aromatic liquid crystal polyester composite material and preparation method and application thereof |
| CN115109429A (en) * | 2022-07-19 | 2022-09-27 | 宁夏清研高分子新材料有限公司 | High-toughness liquid crystal polymer and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1078976A (en) * | 1992-04-17 | 1993-12-01 | 马自达株式会社 | Composite molding composition and molding methods thereof |
| CN1912003A (en) * | 2006-08-24 | 2007-02-14 | 华南理工大学 | Heat resistant nylon material containing thormotropic liquid crystal polymer and its preparation method |
| CN102079868A (en) * | 2010-12-20 | 2011-06-01 | 金发科技股份有限公司 | Method for preparing liquid crystal nylon alloy |
| CN106046773A (en) * | 2016-05-26 | 2016-10-26 | 安徽科聚新材料有限公司 | Flame-retardant engineering plastic and method for preparing same |
-
2017
- 2017-12-26 CN CN201711434171.5A patent/CN108276746A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1078976A (en) * | 1992-04-17 | 1993-12-01 | 马自达株式会社 | Composite molding composition and molding methods thereof |
| CN1912003A (en) * | 2006-08-24 | 2007-02-14 | 华南理工大学 | Heat resistant nylon material containing thormotropic liquid crystal polymer and its preparation method |
| CN102079868A (en) * | 2010-12-20 | 2011-06-01 | 金发科技股份有限公司 | Method for preparing liquid crystal nylon alloy |
| CN106046773A (en) * | 2016-05-26 | 2016-10-26 | 安徽科聚新材料有限公司 | Flame-retardant engineering plastic and method for preparing same |
Non-Patent Citations (1)
| Title |
|---|
| 王朝等: "液晶聚合物/聚酰胺复合体系的研究进展", 《中国塑料》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111100451A (en) * | 2019-12-25 | 2020-05-05 | 江苏沃特特种材料制造有限公司 | Modified liquid crystal polyester resin composite material and preparation method thereof |
| CN114891322A (en) * | 2022-03-29 | 2022-08-12 | 珠海万通特种工程塑料有限公司 | Wholly aromatic liquid crystal polyester composite material and preparation method and application thereof |
| CN115109429A (en) * | 2022-07-19 | 2022-09-27 | 宁夏清研高分子新材料有限公司 | High-toughness liquid crystal polymer and preparation method thereof |
| CN115109429B (en) * | 2022-07-19 | 2023-11-24 | 宁夏清研高分子新材料有限公司 | High-toughness liquid crystal polymer and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0438128B1 (en) | Polymer blend composition for melt molding | |
| KR101867623B1 (en) | Liquid crystal polyester composition and process for producing the same | |
| CN108178906A (en) | A kind of liquid crystal polymer/polyphenylene sulfide alloy material and preparation method thereof | |
| CN101875776B (en) | High-strength PPO/PA66 alloy material and preparation method thereof | |
| CN103497507B (en) | A kind of star-branched polyamide-based heat-conductive composite material and preparation method thereof | |
| CN108034204B (en) | low-temperature impact resistant polyester composition and preparation method thereof | |
| CN102757640A (en) | Heat conduction nylon composite material and preparation method thereof | |
| CN108276746A (en) | A kind of liquid crystal polyester/nylon alloy material and preparation method thereof | |
| CN108431138A (en) | Liquid crystalline resin composition and insert molding product | |
| CN101633774B (en) | PBT molding composite and preparation method thereof | |
| CN102666652A (en) | Semiaromatic polyamide, process for preparing same, composition comprising such a polyamide and uses thereof | |
| US20100305257A1 (en) | Thermoplastic polymer compositions comprising high-fluidity polyamides | |
| KR102362818B1 (en) | Polyester resin composition and molded artice manufactured therefrom | |
| CN106947247A (en) | Composite modified semi-aromatic nylon/polyphenylene oxide composite material of glass fibre-mineral and preparation method thereof | |
| CN102643415B (en) | Liquid crystal polymer, preparation method thereof and liquid crystal polymer composite material | |
| CN102924916B (en) | PA/PETG (polyamide/polyethylene terephthalate glycol) composite material and preparation method thereof | |
| CN106674938A (en) | Dust-free liquid crystal polyester compound and preparation method and application thereof | |
| CN104024335A (en) | Bioplastic composition | |
| CN111073258A (en) | Polyphenyl ether composite material and preparation method thereof | |
| CN108264741A (en) | A kind of liquid crystal polyester/nylon composite materials and preparation method thereof | |
| Li et al. | Thermal, morphology, and mechanical properties of polyphenylene sulfide/polyether sulfone binary blends | |
| CN105219075A (en) | A kind of nylon composite and preparation method thereof | |
| CN111073278A (en) | Polyamide composite material and preparation method thereof | |
| CN112646333A (en) | Modified PET material and preparation method thereof | |
| CN102134495A (en) | High-fluidity liquid crystal polymer composition and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180713 |