CN112724638A - Super-tough cold-resistant flame-retardant polycarbonate glass fiber composition and preparation method thereof - Google Patents
Super-tough cold-resistant flame-retardant polycarbonate glass fiber composition and preparation method thereof Download PDFInfo
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- CN112724638A CN112724638A CN202011631963.3A CN202011631963A CN112724638A CN 112724638 A CN112724638 A CN 112724638A CN 202011631963 A CN202011631963 A CN 202011631963A CN 112724638 A CN112724638 A CN 112724638A
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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
- C08K7/14—Glass
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K3/2279—Oxides; Hydroxides of metals of antimony
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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
- C08K5/02—Halogenated hydrocarbons
- C08K5/03—Halogenated hydrocarbons aromatic, e.g. C6H5-CH2-Cl
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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
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
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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
- C08L2201/02—Flame or fire retardant/resistant
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a super-tough cold-resistant flame-retardant polycarbonate glass fiber composition, which comprises the following components: 76% of polycarbonate, 15% of glass fiber, 2% of cold-resistant agent, 4% of flame retardant, 1% of flame retardant synergist and 2% of antioxidant. The cold resistance and the fire resistance of the fire retardant composition are improved by mixing the polycarbonate and the glass fiber in proportion and matching with the cold resistant agent, the fire retardant and the fire retardant synergist.
Description
Technical Field
The invention relates to the technical field of glass fiber, in particular to a super-tough cold-resistant flame-retardant polycarbonate glass fiber composition and a preparation method thereof.
Background
Glass fiber reinforced polycarbonate is one of the earliest industrialized Polycarbonate (PC) modified products, compared with PC, the fatigue strength and hardness of the glass fiber reinforced PC are improved, the sensitivity of the product to stress is reduced, the cost is reduced, meanwhile, the tensile strength, the bending modulus, the compression strength, the wear resistance, the creep deformation and the molding shrinkage rate of the glass fiber reinforced PC are improved, and the water absorption is reduced. The glass fiber reinforced PC can be widely applied to industrial products such as machinery, instruments, electrical and telecommunication products, such as electronic computer parts, airplane parts, bicycle parts boxes and other parts with higher requirements on rigidity, dimensional stability and impact resistance, and the conventional glass fiber polycarbonate composition has low cold resistance, flame retardance and poor heat insulation performance.
Disclosure of Invention
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
The super-tough cold-resistant flame-retardant polycarbonate glass fiber composition comprises the following components:
polycarbonate, 76%,
glass fiber, 15%,
2 percent of cold-resistant agent
4 percent of flame retardant
1 percent of flame retardant synergist
2 percent of antioxidant.
Further, the flame retardant at least comprises one of decabromodiphenylethane, tetrabromobisphenol A and bromotriazine.
Further, the flame-retardant synergist at least comprises one of antimony trioxide, diamine phosphite and pentaerythritol.
The preparation method of the super-tough cold-resistant flame-retardant polycarbonate glass fiber composition is applied to the super-tough cold-resistant flame-retardant polycarbonate glass fiber composition, and comprises the following steps:
s1: mixing the raw materials, namely adding the raw materials except the flame retardant and the glass fiber into a high-speed mixer according to a certain proportion, stirring for 2-6min, adding the glass fiber, and stirring for 1 min;
s2: blending and granulating, namely adding the mixed raw materials in the S1 into an extruder, adding a flame retardant, stirring and mixing to obtain flame-retardant raw materials;
s3: and melting, extruding, shearing, plasticizing and granulating the flame-retardant raw material obtained by mixing in the S2 to obtain the finished composite particles.
Further, the working temperature of the extruder in S3 was 230-280 ℃.
Further, melting and extruding are carried out in S3, and vacuum air draft is carried out to remove impurities and water vapor.
Compared with the prior art, the invention has the following beneficial effects: the cold resistance and the fire resistance of the fire retardant composition are improved by mixing the polycarbonate and the glass fiber in proportion and matching with the cold resistant agent, the fire retardant and the fire retardant synergist.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 super-tough cold-resistant flame-retardant polycarbonate glass fiber composition comprises the following components:
polycarbonate, 76%,
glass fiber, 15%,
2 percent of cold-resistant agent
4 percent of flame retardant
1 percent of flame retardant synergist
2 percent of antioxidant.
Further, the flame retardant at least comprises one of decabromodiphenylethane, tetrabromobisphenol A and bromotriazine.
Further, the flame-retardant synergist at least comprises one of antimony trioxide, diamine phosphite and pentaerythritol.
The preparation method of the super-tough cold-resistant flame-retardant polycarbonate glass fiber composition is applied to the super-tough cold-resistant flame-retardant polycarbonate glass fiber composition, and comprises the following steps:
s1: mixing the raw materials, namely adding the raw materials except the flame retardant and the glass fiber into a high-speed mixer according to a certain proportion, stirring for 2-6min, adding the glass fiber, and stirring for 1 min;
s2: blending and granulating, namely adding the mixed raw materials in the S1 into an extruder, adding a flame retardant, stirring and mixing to obtain flame-retardant raw materials;
s3: and melting, extruding, shearing, plasticizing and granulating the flame-retardant raw material obtained by mixing in the S2 to obtain the finished composite particles.
Further, the working temperature of the extruder in S3 was 230-280 ℃.
Further, melting and extruding are carried out in S3, and vacuum air draft is carried out to remove impurities and water vapor.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. The super-tough cold-resistant flame-retardant polycarbonate glass fiber composition is characterized by comprising the following components:
polycarbonate, 76%,
glass fiber, 15%,
2 percent of cold-resistant agent
4 percent of flame retardant
1 percent of flame retardant synergist
2 percent of antioxidant.
2. The super tough cold resistant flame retardant polycarbonate glass fiber composition as claimed in claim 1, wherein the flame retardant comprises at least one of decabromodiphenylethane, tetrabromobisphenol a, and bromotriazine.
3. The super tough cold resistant flame retardant polycarbonate glass fiber composition as claimed in claim 1, wherein the flame retardant synergist comprises at least one of antimony trioxide, diamine phosphite and pentaerythritol.
4. A preparation method of a super-tough cold-resistant flame-retardant polycarbonate glass fiber composition, which is applied to the super-tough cold-resistant flame-retardant polycarbonate glass fiber composition in claims 1-3, is characterized by comprising the following steps:
s1: mixing the raw materials, namely adding the raw materials except the flame retardant and the glass fiber into a high-speed mixer according to a certain proportion, stirring for 2-6min, adding the glass fiber, and stirring for 1 min;
s2: blending and granulating, namely adding the mixed raw materials in the S1 into an extruder, adding a flame retardant, stirring and mixing to obtain flame-retardant raw materials;
s3: and melting, extruding, shearing, plasticizing and granulating the flame-retardant raw material obtained by mixing in the S2 to obtain the finished composite particles.
5. The method for preparing the super tough cold-resistant flame-retardant polycarbonate glass fiber composition as claimed in claim 1, wherein the working temperature of the extruder in S3 is 230-280 ℃.
6. The preparation method of the super-tough cold-resistant flame-retardant polycarbonate glass fiber composition as claimed in claim 1, wherein melting and extrusion are performed in S3, and vacuum draft is performed to remove impurities and water vapor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011631963.3A CN112724638A (en) | 2020-12-31 | 2020-12-31 | Super-tough cold-resistant flame-retardant polycarbonate glass fiber composition and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011631963.3A CN112724638A (en) | 2020-12-31 | 2020-12-31 | Super-tough cold-resistant flame-retardant polycarbonate glass fiber composition and preparation method thereof |
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| CN112724638A true CN112724638A (en) | 2021-04-30 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102311625A (en) * | 2011-07-06 | 2012-01-11 | 惠州市昌亿科技股份有限公司 | Polycarbonate/glass fiber alloy used for cold resistant housing of intelligent water meter and preparation method thereof |
| CN103421290A (en) * | 2013-05-16 | 2013-12-04 | 惠州市昌亿科技股份有限公司 | Low-temperature resisting, high-impact and flame-retardant glass-fiber reinforced polycarbonate composite material as well as preparation method and application thereof |
| CN104672883A (en) * | 2015-03-05 | 2015-06-03 | 安徽科聚新材料有限公司 | Polycarbonate composite as well as preparation method and application thereof |
-
2020
- 2020-12-31 CN CN202011631963.3A patent/CN112724638A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102311625A (en) * | 2011-07-06 | 2012-01-11 | 惠州市昌亿科技股份有限公司 | Polycarbonate/glass fiber alloy used for cold resistant housing of intelligent water meter and preparation method thereof |
| CN103421290A (en) * | 2013-05-16 | 2013-12-04 | 惠州市昌亿科技股份有限公司 | Low-temperature resisting, high-impact and flame-retardant glass-fiber reinforced polycarbonate composite material as well as preparation method and application thereof |
| CN104672883A (en) * | 2015-03-05 | 2015-06-03 | 安徽科聚新材料有限公司 | Polycarbonate composite as well as preparation method and application thereof |
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Application publication date: 20210430 |
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