CN104419187A - High-toughness aging-resistant hydrolysis-resistant PC (polycarbonate) composite material - Google Patents
High-toughness aging-resistant hydrolysis-resistant PC (polycarbonate) composite material Download PDFInfo
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- CN104419187A CN104419187A CN201310399536.0A CN201310399536A CN104419187A CN 104419187 A CN104419187 A CN 104419187A CN 201310399536 A CN201310399536 A CN 201310399536A CN 104419187 A CN104419187 A CN 104419187A
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- Prior art keywords
- resistant
- hydrolysis
- ageing
- matrix material
- composite material
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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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
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
Abstract
The invention discloses a high-toughness aging-resistant hydrolysis-resistant PC (polycarbonate) composite material which is prepared from the following components in percentage by weight: 60-80% of PC resin, 3-8% of an impact modifier, 0.5-3% of an aging resistant, 0.5-2% of a hydrolysis resistant, 1-3% of a delustering agent, 5-15% of filler, 0.1-0.5% of an antioxidant and 0.1-2% of a lubricant. The composite material disclosed by the invention has the beneficial effects that compared with the prior art, the prepared PC composite material has excellent aging resistance and hydrolysis resistance while maintaining the original excellent physical properties of PC, and furthermore, the impact toughness, the bending strength, the tensile strength, the heat resistance, the corrosion resistance and the like are further improved to a great extent. Moreover, the composite material is good in appearance, good in matte effect and good in processing flowability and electric property, so that the composite material has an excellent comprehensive property and board application prospect.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically the ageing-resistant resistant to hydrolysis PC matrix material of a kind of high-ductility.
Background technology
Polycarbonate (PC), as excellent combination property, purposes important engineering plastics kind very widely, is widely used in the fields such as automobile, electronic apparatus, material of construction, mechanical component, business automation equipment, packing business, sports equipment, medical treatment, health care, CD and household supplies.But PC also exists some shortcomings, as lower in: fatigue resistance, to notch sensitive, easily produce stress cracking, low-temperature flexibility is poor, extremely aging, and high temperature resistance to hydrolysis difference etc., these shortcomings of PC significantly limit its range of application.
Summary of the invention
The object of the present invention is to provide the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility that a kind of suitability is wide, anti-impact efficiency is high.
The technical solution adopted for the present invention to solve the technical problems is: the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility, and its component by mass percent proportioning is: PC resin 60% ~ 80%, anti-impact modifier 3% ~ 8%, antiager 0.5% ~ 3%, hydrolysis-resisting agent 0.5% ~ 2%, matting agent 1% ~ 3%, filler 5% ~ 15%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 2%.
Described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 35000g/mol.
Described anti-impact modifier is the anti-impact modifier with nucleocapsid structure, the one in the positive butyl ester-polymethyl methacrylate copolymer (ACR) of optimization polypropylene acid, styrene-butadiene-methyl acrylic ester terpolymers (MBS), Styrene And Butyl-acrylate-methacrylic ester ter-polymers.
Described antiager is hindered amines high molecular photostabilizer GW-944Z or GW-622.
Described hydrolysis-resisting agent is the one in phenyl glycidyl ether, dihydroxyphenyl propane bisglycidyl ether, carbodiimide, 2-oxazoline.
Described matting agent is gelation styrene-acrylonitrile copolymer.
Described filler is carbon fiber, glass fibre, nano-calcium carbonate, nano silicon, nano barium sulfate, nano-sized magnesium hydroxide, the one in organo montmorillonite that surface modification treatment is crossed.
Described oxidation inhibitor is the Hinered phenols antioxidant 1076 of mass ratio 1:2 and the compound of phosphite ester kind antioxidant 168.
Described lubricant is pentaerythritol stearate (PETS).
The preparation method of the ageing-resistant resistant to hydrolysis PC matrix material of above-mentioned high-ductility, comprises the following steps:
(1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, filler at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by;
(2) take dry PC resin and other each component, by weight ratio, add respectively in high-speed mixer, together and stir 5 ~ 30 minutes, make fully to mix rear discharging;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 230 DEG C ~ 260 DEG C, cooling granulation, get product.
The invention has the beneficial effects as follows, compared with prior art, PC matrix material prepared by the present invention, while the original superior physical properties of maintenance PC, there is excellent ageing-resistant performance and resistant to hydrolysis performance, but also increased substantially toughness, flexural strength, tensile strength, thermotolerance and erosion resistance etc., and outward appearance is good, matte effect is good, processing fluidity and electrical property well, thus have excellent over-all properties and wide application prospect.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
The ageing-resistant resistant to hydrolysis PC matrix material of a kind of high-ductility, its component by mass percent proportioning is: the positive butyl ester-polymethyl methacrylate copolymer (ACR) 5% of PC resin 78%, polyacrylic acid, hindered amines high molecular photostabilizer GW-944Z 2%, phenyl glycidyl ether 1.5%, gelation styrene-acrylonitrile copolymer 2%, carbon fiber 10%, the Hinered phenols antioxidant 1076 of mass ratio 1:2 and compound 0.3%, the pentaerythritol stearate (PETS) 1.2% of phosphite ester kind antioxidant 168 that surface modification treatment is crossed.Wherein, described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 35000g/mol.
Preparation method: (1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, the carbon fiber crossed of surface modification treatment at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by; (2) take dry PC resin and other each component, by weight ratio, add respectively in high-speed mixer, together and stir 5 ~ 30 minutes, make fully to mix rear discharging; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 230 DEG C ~ 260 DEG C, cooling granulation, get product.
Embodiment 2:
The ageing-resistant resistant to hydrolysis PC matrix material of a kind of high-ductility, its component by mass percent proportioning is: PC resin 70%, styrene-butadiene-methyl acrylic ester terpolymers (MBS) 8%, hindered amines high molecular photostabilizer GW-622 2.5%, dihydroxyphenyl propane bisglycidyl ether 1.5%, gelation styrene-acrylonitrile copolymer 2%, nano-calcium carbonate 15%, the Hinered phenols antioxidant 1076 of mass ratio 1:2 and compound 0.3%, the pentaerythritol stearate (PETS) 0.7% of phosphite ester kind antioxidant 168 that surface modification treatment is crossed.Wherein, described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 35000g/mol.
Preparation method: (1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, the nano-calcium carbonate crossed of surface modification treatment at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by; (2) take dry PC resin and other each component, by weight ratio, add respectively in high-speed mixer, together and stir 5 ~ 30 minutes, make fully to mix rear discharging; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 230 DEG C ~ 260 DEG C, cooling granulation, get product.
Claims (8)
1. the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility, it is characterized in that, its component by mass percent proportioning is: PC resin 60% ~ 80%, anti-impact modifier 3% ~ 8%, antiager 0.5% ~ 3%, hydrolysis-resisting agent 0.5% ~ 2%, matting agent 1% ~ 3%, filler 5% ~ 15%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 2%.
2. the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility according to claim 1, it is characterized in that, described anti-impact modifier is the anti-impact modifier with nucleocapsid structure, the one in the positive butyl ester-polymethyl methacrylate copolymer (ACR) of optimization polypropylene acid, styrene-butadiene-methyl acrylic ester terpolymers (MBS), Styrene And Butyl-acrylate-methacrylic ester ter-polymers.
3. the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility according to claim 1, is characterized in that, described antiager is hindered amines high molecular photostabilizer GW-944Z or GW-622.
4. the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility according to claim 1, is characterized in that, described hydrolysis-resisting agent is the one in phenyl glycidyl ether, dihydroxyphenyl propane bisglycidyl ether, carbodiimide, 2-oxazoline.
5. the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility according to claim 1, is characterized in that, described matting agent is gelation styrene-acrylonitrile copolymer.
6. the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility according to claim 1, it is characterized in that, described filler is carbon fiber, glass fibre, nano-calcium carbonate, nano silicon, nano barium sulfate, nano-sized magnesium hydroxide, the one in organo montmorillonite that surface modification treatment is crossed.
7. the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility according to claim 1, is characterized in that, described oxidation inhibitor is the Hinered phenols antioxidant 1076 of mass ratio 1:2 and the compound of phosphite ester kind antioxidant 168.
8. the preparation method of the ageing-resistant resistant to hydrolysis PC matrix material of high-ductility according to claim 1, is characterized in that, comprise the following steps:
(1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, filler at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by;
(2) take dry PC resin and other each component, by weight ratio, add respectively in high-speed mixer, together and stir 5 ~ 30 minutes, make fully to mix rear discharging;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 230 DEG C ~ 260 DEG C, cooling granulation, get product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399536.0A CN104419187A (en) | 2013-09-05 | 2013-09-05 | High-toughness aging-resistant hydrolysis-resistant PC (polycarbonate) composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399536.0A CN104419187A (en) | 2013-09-05 | 2013-09-05 | High-toughness aging-resistant hydrolysis-resistant PC (polycarbonate) composite material |
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| Publication Number | Publication Date |
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| CN104419187A true CN104419187A (en) | 2015-03-18 |
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| CN201310399536.0A Pending CN104419187A (en) | 2013-09-05 | 2013-09-05 | High-toughness aging-resistant hydrolysis-resistant PC (polycarbonate) composite material |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111073245A (en) * | 2019-12-10 | 2020-04-28 | 宁波多普达聚合物有限公司 | Regenerated polycarbonate composite material and preparation method thereof |
| CN111873585A (en) * | 2020-07-22 | 2020-11-03 | 无锡希尔丽塑胶板材有限公司 | Anti-aging PC sunlight plate and preparation method thereof |
| CN112976840A (en) * | 2021-03-19 | 2021-06-18 | 焦作卓立膜材料有限责任公司 | Heat transfer printing film for vehicle license plate and preparation method thereof |
| CN114874596A (en) * | 2022-06-16 | 2022-08-09 | 四川朗迪新材料有限公司 | Super-tough flame-retardant PBT/PC alloy material and preparation method thereof |
-
2013
- 2013-09-05 CN CN201310399536.0A patent/CN104419187A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111073245A (en) * | 2019-12-10 | 2020-04-28 | 宁波多普达聚合物有限公司 | Regenerated polycarbonate composite material and preparation method thereof |
| CN111073245B (en) * | 2019-12-10 | 2022-05-27 | 宁波多普达聚合物有限公司 | Regenerated polycarbonate composite material and preparation method thereof |
| CN111873585A (en) * | 2020-07-22 | 2020-11-03 | 无锡希尔丽塑胶板材有限公司 | Anti-aging PC sunlight plate and preparation method thereof |
| CN112976840A (en) * | 2021-03-19 | 2021-06-18 | 焦作卓立膜材料有限责任公司 | Heat transfer printing film for vehicle license plate and preparation method thereof |
| CN114874596A (en) * | 2022-06-16 | 2022-08-09 | 四川朗迪新材料有限公司 | Super-tough flame-retardant PBT/PC alloy material and preparation method thereof |
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Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |