CN110204891A - Antistatic polymer composite - Google Patents
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- CN110204891A CN110204891A CN201810169348.1A CN201810169348A CN110204891A CN 110204891 A CN110204891 A CN 110204891A CN 201810169348 A CN201810169348 A CN 201810169348A CN 110204891 A CN110204891 A CN 110204891A
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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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/20—Carboxylic acid amides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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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
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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- Chemical Kinetics & Catalysis (AREA)
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- Compositions Of Macromolecular Compounds (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention discloses antistatic polymer composites, and it includes at least one thermoplastic polymers and the carbon fiber mixture being scattered in polymer thermoplastic matrix, wherein i) average diameter of the carbon fiber is about 3-15 μm；Ii) carbon fiber has the average length of about 0.1-0.2mm, and there are two distribution of peaks for tool at about 0.06-0.09mm and about 0.11-0.13mm respectively；And iii) about 50-80 quantity % the carbon fiber have about 0.15mm or smaller length.
Description
Technical field
This disclosure relates to the polymer composition with improved anti-static function.
Background technique
Thermoplastic polymer such as polyamide has excellent engineering properties, mouldability and chemical resistance, therefore has used
In automobile component, electrical/electronic components and many other applications.In some applications it may be desirable to which these polymer are also anti-
Electrostatic.This can be realized by the conductive additive of incorporation carbon black, carbon fiber, graphite etc..However, even if being added to
Such conventional additives, the resistivity of polymer composition also increases after thermal aging.Therefore, there is still a need for exploitation exists
Still with the polymer composition of high conductivity after heat ageing.
Summary
There is provided herein a kind of antistatic polymer composite, it includes: a) at least one thermoplastic polymer；And b) about
The carbon fiber of 10-25 weight %, wherein i) average diameter of the carbon fiber is about 3-15 μm, ii) carbon fiber is averaged
Length is about 0.1-0.2mm, is had respectively in about 0.06-0.09mm and in two distribution of peaks and iii of about 0.11-0.13mm)
The carbon fiber of about 50-80 quantity % has about 0.15mm or lower length, and wherein all weight percents of composition is total
It is calculated as 100 weight %.
In an embodiment of the antistatic polymer composite, which is selected from polyamide.
In another embodiment of the antistatic polymer composite, which is selected from aliphatic polyamides
Amine, alternatively, the thermoplastic polymer is polyamide 6,6.
In the another embodiment of the antistatic polymer composite, the thermoplastic polymer is in the composition
In content break a contract 55-90 weight % or about 60-90 weight % or about 70-90 weight %.
In the another embodiment of the antistatic polymer composite, the carbon fiber containing in the composition
Amount is about 10-22 weight % or about 10-19 weight %.
In the another embodiment of the antistatic polymer composite, which has about 4-12 μm or about 5-
9 μm of average diameter.
In the another embodiment of the antistatic polymer composite, the composition also includes about 0.005-20 weight
Measure the additional additives of %.
A kind of antistatic polymer composite further provided herein, by by chopped carbon fiber and the carbon fiber ground
Dimension is compounded into polymer substrate to prepare, wherein a) polymer substrate is formed by least one thermoplastic polymer；B) institute
The average diameter for stating chopped carbon fiber is about 3-15 μm, and average length is about 2-9mm, the chopped carbon less than about 10 quantity %
The length of fiber is less than about 2mm；C) average diameter and about 0.07-0.4mm with about 3-15 μm of the carbon fiber ground
Average length, and the length of the carbon fiber ground of less than about 10 quantity % is greater than about 0.4mm；And d) the chopped carbon
Weight ratio between fiber and the carbon fiber ground is about 4:6 to about 8.5:1.5, based on the total weight of the composition,
The total amount of chopped carbon fiber and the carbon fiber ground is about 10-25 weight %.
In another embodiment of the antistatic polymer composite, at least one thermoplastic polymer is
Polyamide.
In the another embodiment of the antistatic polymer composite, chopped carbon fiber and the carbon fiber ground
The total content of total weight based on composition is about 10-22 weight % or about 10-19 weight %.
Attached drawing
Fig. 1 is the staple diagram of carbon fiber in CE1-CE3 and E1-E3 resin.
It is described in detail
Disclosed herein is the polymer compositions with improved anti-static function.The composition includes at least one heat
Thermoplastic polymer and the carbon fiber mixture being dispersed in the thermoplastic polymer matrix, wherein i) carbon fiber is flat
Equal diameter is about 3-15 μm；Ii) carbon fiber has the average length of about 0.1-0.2mm, in about 0.06-0.09mm peace treaty
Two distribution of peaks are respectively provided at 0.11-0.13mm；And iii) about 50-80 quantity % carbon fiber have about 0.15mm or smaller
Length.
Suitable thermoplastic polymer can include but is not limited to polyamide, polyester, polysulfones, poly-methyl methacrylate
Ester, polyvinyl chloride, polyketone, polyethers, polyphenylene sulfide, polyphenylene oxide, polyformaldehyde, polycarbonate, polylactide and its copolymer, polyphenyl second
Alkene and its copolymer (such as ABS, SBS, SAN...), polyolefin (such as polyethylene, polypropylene, polyethylene and/or polyacrylic
Copolymer) etc..
In one embodiment, thermoplastic polymer used herein is selected from polyamide.Suitable polyamide includes rouge
Polyamide and aromatic polyamides.
Polyamide is the condensation product of (a) one or more dicarboxylic acids and one or more diamines, or (b) one or more
The condensation product of amino carboxylic acid, or (c) ring opening polymerization product of one or more cyclic lactames.Aromatics polyamides used herein
Amine can be the homopolymer containing at least one aromatic monomer component, copolymer, terpolymer or more advanced polymer.Example
Such as, aromatic polyamides can be by using aliphatic dicarboxylic acid and aromatic diamine or aromatic dicarboxylic acid and aliphatic diamine as raw material
And makes its polycondensation and obtain.
Suitable diamines as used herein can be selected from aliphatic diamine, alicyclic diamine and aromatic diamine.It can be used for
The exemplary diamines of this paper includes but is not limited to tetra-methylenedimine, hexamethylene diamine, 2 methyl pentamethylenediamine, nonamethylene diamine, 11 carbon two
Amine, 12 carbon diamines, 2,2,4- trimethylhexamethylenediamine, 2,4,4- trimethylhexamethylenediamine, 5- methyl nonamethylene diamine,
Bis- (amino methyl) hexamethylenes of 1,3-, bis- (amino methyl) hexamethylenes of 1,4-, 1- amino -3- amino methyl -3,5,5- trimethyl
Hexamethylene, bis- (4- aminocyclohexyl) methane, bis- (3- methyl -4- aminocyclohexyl) methane, 2,2- bis- (4- aminocyclohexyls)
Propane, bis- (aminopropyl) piperazines, aminoethylpiperazine, bis(p-aminocyclohexyl)methane, 2- methyl octamethylenediamine, trimethyl six
Methylene diamine, 1,8- diamino-octane, 1,9- diamino nonane, 1,10- diamino decane, 1,12- diamino dodecane,
Benzene dimethylamine, p dimethylamine etc. and its derivative.
Suitable dicarboxylic acids used herein can be selected from aliphatic dicarboxylic acid, alicyclic dicarboxylic acid and aromatic dicarboxylic acid.It can
Exemplary dicarboxylic acids for this paper includes but is not limited to adipic acid, decanedioic acid, azelaic acid, dodecanoic acid (dodecanedoic
Acid), terephthalic acid (TPA), M-phthalic acid, phthalic acid, glutaric acid, pimelic acid, suberic acid, 1,4- cyclohexane dicarboxylic acid,
Naphthalenedicarboxylic acid etc. and its derivative.
Exemplary aliphatic polyamide used herein includes but is not limited to polyamide 6, polyamide 6, and 6, polyamide 4,6, poly-
Amide 6,10, polyamide 6,12, polyamide 11, polyamide 12, polyamide 9,10, polyamide 9,12, polyamide 9,13, polyamide
9,14, polyamide 9,15, polyamide 6,16, polyamide 9,36, polyamide 10,10, polyamide 10,12, polyamide 10,13, poly-
Amide 10,14, polyamide 12,10, polyamide 12,12, polyamide 12,13, polyamide 12,14, polyamide 6,14, polyamide 6,
13, polyamide 6,15, polyamide 6,16 etc..
Exemplary aromatic polyamide used herein including but not limited to poly- (m xylylene adipamide) (polyamide MXD,
6), poly- (12 carbon diamines of paraphenylene terephthalamide) (polyamide 12, T), poly- (11 carbon diamines of paraphenylene terephthalamide) (polyamide 11, T),
Poly- (paraphenylene terephthalamide's decamethylene diamine) (polyamide 10, T), poly- (paraphenylene terephthalamide's nonamethylene diamine) (polyamide 9, T), poly- (terephthaldehyde
Acyl hexamethylene diamine) (polyamide 6, T), hexamethylene adipamide/hexa-methylene terephthalamide copolyamide (polyamide 6,
T/6,6, the i.e. polyamide 6 of the repetitive unit derived from 6, T at least about 50mol%, T/6,6)；Hexa-methylene is to benzene two
(polyamide 6,6/6, T, that is, there is formamide/hexamethylene adipamide copolyamide at least about 50mol% to be derived from 6,6
Repetitive unit polyamide 6,6/6, T), poly- (hexa-methylene terephthalamide/hexa-methylene-isophthalamide) (polyamides
Amine 6, T/6, I, the i.e. polyamide 6 of the repetitive unit derived from 6, T at least about 50mol%, T/6, I)；Hexa-methylene pair
Benzenedicarboxamide/2- methyl pentamethylene terephthalamide copolyamide (polyamide 6, T/D, T), hexa-methylene adipyl two
Amine/hexa-methylene terephthalamide/hexa-methylene-isophthalamide copolyamide (polyamide 6,6/6, T/6, I), poly- (oneself
Lactams-hexa-methylene terephthalamide) (polyamide 6/6, T), poly- (hexa-methylene-isophthalamide/hexa-methylene pair
Benzenedicarboxamide) (polyamide 6, I/6, T, the i.e. polyamide 6 of the repetitive unit at least about 50mol% derived from 6, I, I/
6,T)；Poly- (hexa-methylene-isophthalamide) (polyamide 6, I), poly- (meta-xylene isophtalamide/hexa-methylene isophthalic
Diformamide) (polyamide MXD, I/6, I), poly- (meta-xylene isophtalamide/meta-xylene terephthalamide/six Asias
Methylresorcinol diformamide) (polyamide MXD, I/MXD, T/6, I/6, T)；Poly- (meta-xylene isophtalamide/isophthalic diformazan
12 carbon diamines of acyl) (polyamide MXD, I/12, I), poly- (meta-xylene isophtalamide) (polyamide MXD, I), poly- (diformazan
Base diamino-dicyclohexyl methane isophtalamide/lauramide) (polyamide MACM, I/12), poly- (dimethyl diamino two
Cyclohexyl-methane isophtalamide/dimethyl diamino-dicyclohexyl methane terephthalamide/lauramide) (polyamide
MACM, I/MACM, T/12), poly- (phenyl-diformyl between hexa-methylene-isophthalamide/dimethyl diamino-dicyclohexyl methane
Amine/lauramide) (polyamide 6, I/MACM, I/12), poly- (hexa-methylene-isophthalamide/hexa-methylene paraphenylene terephthalamide
Amine/dimethyl diamino-dicyclohexyl methane isophtalamide/dimethyl diamino-dicyclohexyl methane terephthalamide)
(polyamide 6, I/6, T/MACM, I/MACM, T), poly- (hexa-methylene-isophthalamide/hexa-methylene terephthalamide/bis-
Methyl diamino-dicyclohexyl methane isophtalamide/dimethyl diamino-dicyclohexyl methane terephthalamide/12
Amide) (polyamide 6, I/6, T/MACM, I/MACM, T/12), poly- (phenyl-diformyl between dimethyl diamino-dicyclohexyl methane
Amine/dimethyl diamino-dicyclohexyl methane lauramide) (polyamide MACM, I/MACM, 12) etc..
In another embodiment, thermoplastic polymer polyamide used herein is polyamide 6,6.
Based on the total weight of antistatic polymer composite disclosed herein, at least one thermoplastic polymer contains
Amount can be about 55-90 weight % or about 60-90 weight % or about 70-90 weight %.
The average diameter of carbon fiber used herein is in the range of about 3-15 μm or about 4-12 μm or about 5-9 μm.Packet
It is contained in the length of the carbon fiber in antistatic polymer composite unevenly and there is certain distribution.That is, carbon fiber
Average length with about 0.1-0.2mm, there are two distribution of peaks for tool at about 0.06-0.09mm and about 0.11-0.14mm.Separately
Outside, the carbon fiber of about 50-80 quantity % has about 0.15mm or smaller length.In order to obtain such measurement, combination is removed
The organic component (including polymer substrate) of object, and use the length of optical microscopy measurement carbon fiber.Any conjunction can be used
Suitable method removes the organic component of composition.It is, for example, possible to use suitable solvent such as formic acid to dissolve and remove combination
The polymer substrate of object.Alternatively, composition can be placed in N2It flows in the furnace of protection to remove polymer substrate.Then,
Under the microscope, the length of about 300-400 root carbon fiber is measured and recorded.In the case where step-length is 20 μm, distribution map is drawn
(as shown in Figure 1).
In order to obtain this distribution of lengths of carbon fiber, preferably by two kinds of carbon fiber and base polymer polymer blends.
That is, the first based carbon fiber be average diameter is about 3-15 μm, average length is about 2-9mm chopped carbon fiber (wherein
The length of carbon fiber less than 10 quantity % is less than about 2mm).And it is about 3-15 μm that second of carbon fiber, which is average diameter, it is average
Length is about the carbon fiber of 0.07-0.4mm (wherein the length of the carbon fiber less than 10 quantity % is greater than about 0.4mm) ground.
In order to obtain antistatic polymer composite disclosed herein, weight ratio between chopped carbon fiber and the carbon fiber ground can be with
It is about 4:6 to about 8.5:1.5.
Based on the total weight of antistatic polymer composite disclosed herein, the content of carbon fiber can be about 10-25 weight
Measure % or about 10-22 weight % or about 10-19 weight %.
Antistatic polymer composite disclosed herein can further include other additives, such as colorant, antioxygen
Agent, UV stabilizer, UV absorbent, heat stabilizer, lubricant, viscosity modifier, nucleating agent, plasticizer, release agent, scraping and
Abrade modifying agent, impact modifier, emulsifier, fluorescent whitening agent, antistatic agent, sour adsorbent, odor adsorption agent, resistant to hydrolysis
Agent, antibacterial agent, density adjuster, heat filling, conductive filler, coupling agent, end-capping reagent and its two or more combination.Base
In the total weight of antistatic polymer composite disclosed herein, the content of this additional additive (one or more) can be with
It is about 0.005-20 weight % or about 0.01-15 weight % or about 0.02-10 weight % or about 0.05-5 weight %.
As demonstrated in this article, polymer composition disclosed herein has low volume resistivity, especially in heat ageing
After processing.
Further disclosed herein are the products formed by antistatic polymer composite disclosed herein.For example, in this way
Antistatic polymer composite can be used for many fields, including household electrical appliance, industrial packaging, mining, transport etc..Exemplary system
Product include but is not limited to antistatic handle, container, connector etc..
Embodiment
Material
Polyamide 6,6 (PA66)-from E.I.Pont de Nemours and Company (U.S.A.) (hereinafter referred to as
" Du Pont ") obtain polyamide 6,6 resins, trade name101；
The carbon fiber that chopped carbon fiber (C-CF)-is obtained from Zoltek (U.S.A.), trade name PanexTM35 is short
It cuts fiber (Type-45), about 7 μm of average diameter, average length about 6mm；
The carbon fiber that the carbon fiber (M-CF)-ground is obtained from Zoltek (U.S.A.), trade name ZOLTEK PX35
The fiber ground, the average length with about 7 μm of average diameters and about 0.15mm；
About 100 μm of average diameter of the graphite flake that graphite-is provided by Qingdao Hengsheng Graphite Company (China).
Streayl erucamide (Streayl erucyl amide)-is with trade name CrodamideTM212 are obtained from Croda
(U.S.A.)。
In each of CE1-CE5 and E1-E3, by being mixed with polymer group in 32mm ZSK double screw extruder
It closes object (all components listed in table 1).Barrel temperatures set is at about 280 DEG C, screw speed about 300rpm.Leave extruder
Afterwards, mixed composition is cooled and chopped into resin particle, be subsequently dried overnight.
Dry resin particle obtained in each embodiment is injection molded into the test board of 100 × 100 × 0.8mm, is melted
Temperature and mold temperature are respectively set as about 280 DEG C and about 90 DEG C.
By test board vacuum sealing in the polybag for being lined with aluminium foil, to hold them in drying-molded state, until
It is measured with 6517B electrometer/meter of KEITHLEY company (U.S.A.), to obtain volume resistivity.
As for the volume resistivity after heat ageing, before obtaining volume resistivity measured value, by test board at 150 DEG C
It is placed in baking oven (model 6054 of Thermo Fisher Scientific (U.S.A.)) 4 hours.
Further by CE1-CE3 and E1-E3 it is each in resin be placed in thermogravimetric analyzer (TA Instruments
(U.S.A.) TGA Q500) in, in about 600 DEG C, N2Flowing protection under about 10 minutes to remove polymers compositions.By what is obtained
Residue is placed under optical microscopy, measures and records the length of random 350 carbon fibers.Using 20 μm of step-length, draw
Each staple diagram (as shown in Figure 1) in CE1-CE3 and E1-E3.
It is as demonstrated in this article, when chopped carbon fiber and the carbon fiber that grinds with specific weight ratio (such as 4:6-8.5:
1.5) when mixing, resultant polymer composition keeps low volume resistivity after heat ageing processing.
Table 1
Claims (10)
1. a kind of antistatic polymer composite, it includes:
A) at least one thermoplastic polymer；With
B) carbon fiber of 10-25 weight %, wherein i) average diameter of the carbon fiber is 3-15 μm, ii) carbon fiber
Average length is 0.1-0.2mm, and there are two distribution of peaks and iii for tool at 0.06-0.09mm and 0.11-0.13mm respectively)
The carbon fiber of 50-80 quantity % has 0.15mm or smaller length,
Wherein the total weight percent of the composition adds up to 100 weight %.
2. antistatic polymer composite described in claim 1, wherein the thermoplastic polymer is selected from polyamide.
3. antistatic polymer composite described in claim 1, wherein the thermoplastic polymer is selected from aliphatic polyamide,
Or the thermoplastic polymer be polyamide 6,6.
4. antistatic polymer composite of any of claims 1-3, wherein the thermoplastic polymer is described
It is 55-90 weight % or 60-90 weight % or 70-90 weight % that content is obtained in composition.
5. antistatic polymer composite of any of claims 1-3, wherein the carbon fiber is in the composition
In content be 10-22 weight % or 10-19 weight %.
6. antistatic polymer composite of any of claims 1-3, wherein the average diameter of the carbon fiber is
4-12 μm or 5-9 μm.
7. antistatic polymer composite of any of claims 1-3 further includes 0.005-20 weight %
Additional additives.
8. a kind of antistatic polymer composite, by the way that chopped carbon fiber and the carbon fiber ground are mixed into polymer substrate
And it prepares, wherein
A) polymer substrate is formed by least one thermoplastic polymer；
B) average diameter of the chopped carbon fiber is 3-15 μm, average length 2-9mm, and being chopped less than 10 quantity %
The length of carbon fiber is less than 2mm；
C) average diameter of the carbon fiber ground is 3-15 μm, average length 0.07-0.4mm, and less than 10 numbers
The length for measuring the carbon fiber of % ground is greater than 0.4mm；With
D) weight ratio between the chopped carbon fiber and the carbon fiber ground is 4:6 to 8.5:1.5, the chopped carbon fiber
Total weight of the total amount of the carbon fiber ground described in peacekeeping based on the composition is 10-25 weight %.
9. antistatic polymer composite according to any one of claims 8, wherein at least one thermoplastic polymer is polyamide.
10. antistatic polymer composite described in claim 8 or 9, wherein the total weight based on the composition, it is described
The total amount of chopped carbon fiber and the carbon fiber ground is 10-22 weight % or 10-19 weight %.
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| CN201810169348.1A CN110204891A (en) | 2018-02-28 | 2018-02-28 | Antistatic polymer composite |
| PCT/US2019/016972 WO2019168644A1 (en) | 2018-02-28 | 2019-02-07 | Antistatic polymer composition |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111499973A (en) * | 2020-04-30 | 2020-08-07 | 上海锦湖日丽塑料有限公司 | Conductive carbon fiber resin composition and preparation method thereof |
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