CN101570628A - Flame retardant PC/PET composite material and preparation method thereof - Google Patents

Flame retardant PC/PET composite material and preparation method thereof Download PDF

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Publication number
CN101570628A
CN101570628A CNA2009101308216A CN200910130821A CN101570628A CN 101570628 A CN101570628 A CN 101570628A CN A2009101308216 A CNA2009101308216 A CN A2009101308216A CN 200910130821 A CN200910130821 A CN 200910130821A CN 101570628 A CN101570628 A CN 101570628A
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China
Prior art keywords
flame retardant
pet
preparation
matrix material
fire retardation
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Pending
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CNA2009101308216A
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Chinese (zh)
Inventor
余鹏
郝建鑫
郝源增
任萍
吴健伟
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GUANGZHOU JINGYING PLASTIC CO Ltd
JUSAILONG ENGINEERING PLASTICS Co Ltd CONGHUA
Original Assignee
GUANGZHOU JINGYING PLASTIC CO Ltd
JUSAILONG ENGINEERING PLASTICS Co Ltd CONGHUA
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Priority to CNA2009101308216A priority Critical patent/CN101570628A/en
Publication of CN101570628A publication Critical patent/CN101570628A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/04—Particle-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/918—Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling
    • B29C48/9185—Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling in the direction of the stream of the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92514—Pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/9259—Angular velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885—Screw or gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92923—Calibration, after-treatment or cooling zone

Abstract

The invention relates to the technical field of polymer material, belonging to a flame retardant PC/PET composite material and a preparation method thereof. The composite material is prepared by the components with the mass percent: 55-85% of polycarbonate (PC), 9-25% of polyethylene glycol terephthalate (PET), 0-5% of compatibilizer, 0-6% of toughening agent, 4-8% of main flame retardant, 1.5-3% of synergistic flame retardant and 0-0.5% of antioxidant. The flame retardant property the material reaches UL 94V-0 (1.5mm), the cantilever girder notch impact strength is 10-45KJ/m<2> under the condition of below 23 DEG C, the bending modulus is 2150-2500MPa, the melt index is 25-70g/10min under the conditions of 265 DEG C and 2.16Kg, and 0.45MPa heat deflection temperature is more than 90 DEG C. The flame retardant PC/PET composite material has the characteristics of excellent flame retardant property, high mechanical property as well as good heat resisting property and dimension stability; under the premise of ensuring the PC heat resisting property and the mechanical property, the invention improves the oil resistance, solvent resistance, wearability, stress cracking resistance and processing fluidity of the PC, and can be widely applied to the fields such as household electrical appliances, electronic apparatus, building materials, automobile, etc.

Description

A kind of fire retardation PC/PET matrix material and preparation method thereof
Technical field
The present invention relates to technical field of polymer materials, be specifically related to the preparation method of a kind of fire retardation PC/PET matrix material.
Background technology
PC (polycarbonate) has excellent mechanical strength, thermostability, is one of five big general engineering plastic.Yet PC exists melt viscosity height, forming process difficulty, shortcoming such as oil resistant and solvent not.PET (polyethylene terephthalate) is a crystalline material, oil-proofness and solvent resistance excellence, however when PET uses separately, there is the not high shortcoming of poor heat resistance, mechanical strength.
At present domestic few to the research of PC/PET matrix material, especially almost do not have about fire retardation PC/PET matrix material.As, Chinese patent " a kind of PC/PET Alloy And Preparation Method ", number of patent application: 200710074569.2, reported a kind of preparation method of PC/PET matrix material; Chinese patent " a kind of PC/PET Alloy And Preparation Method ", number of patent application: 200710019829.6, report a kind of preparation method of PC/PET alloy sheet material.More than two inventions all do not relate to the Study of flame retardancy of PC/PET matrix material.Therefore, how to prepare the good fire retardation PC of mechanical strength/PET matrix material by formulating of recipe, be used for will having important application value to flame retardant resistance, oil resistant solvent resistance, the higher field of thermotolerance to substitute PC or PC/ABS, relational approach yet there are no report.
Summary of the invention
The objective of the invention is to provide at the deficiencies in the prior art a kind of preparation easily, low cost, good flame resistance, the anti-solvent of oil resistant is good, thermotolerance is good, mechanical property excellent fire retardant PC/PET matrix material and preparation method thereof.
Above-mentioned purpose of the present invention can be achieved through the following technical solutions:
A kind of fire retardation PC/PET matrix material and preparation method thereof is characterized in that: comprises the steps,
Following compositions in weight percentage is:
(1)PC 55-85％；
(2)PET 9-25％；
(3) compatilizer 0-5%;
(4) toughner 0-6%;
(5) main flame retardant 4-8%;
(6) synergistic flame retardant 1.5-3%;
(7) oxidation inhibitor 0-0.5%;
Above-mentioned each component formula rate summation is 100%;
(1) with PC, PET resin in 110 ℃-120 ℃ forced air drying 3-6 hour;
(2) drying is good PC and PET resin, compatilizer, toughner, main flame retardant, synergistic flame retardant, oxidation inhibitor add in the stirrer successively, mix under 300-500 rev/min rotating speed 3-5 minute;
(3) said mixture is added in the twin screw extruder, get product through melt extruding granulation.Complete processing is as follows: twin screw extruder one district temperature 200-215 ℃, two district temperature 220-235 ℃, three district temperature 220-235 ℃, four district temperature 220-235 ℃, five district temperature 200-215 ℃, six district temperature 220-240 ℃, head temperature 225-240 ℃, pressure is 11-17MPa, and screw speed is 250-400rpm; 20-40 ℃ of tank temperature; The dicing machine rotating speed is 600-1000rpm.
Described PC molecular weight is 20000-30000g/mol.
The limiting viscosity of described PET is 0.6-1.0dl/g.
Described compatilizer be in ethene-maleic anhydride-glycidyl ester copolymer, acrylate-glycidyl ester-ethylene copolymer, styrene-maleic anhydride copolymer, the acrylic polymer any or several.
Described toughner be Methacrylate-butadiene-styrene, ethylene-acrylate copolymer, vinyl cyanide-vinylformic acid-styrol copolymer, acrylonitrile-butadiene-styrene copolymer, acrylonitrile ethylene styrene copolymer any or several.
Described main flame retardant is at least a of brominated flame retardant, bromo-nitrogen based flame retardant.
Described synergistic flame retardant is the antimony compounds.
Described oxidation inhibitor is any one or two kinds of above mixtures in phenolic antioxidant, phosphite ester kind antioxidant, the metal passivator.
Described compatilizer is acrylate-glycidyl ester-vinyl compatilizer KT-22, described toughner is methacrylic acid-butadiene-styrene class toughner ROHM AND HAAS 2678, described main flame retardant is the brominated flame retardant TDE, and described synergistic flame retardant is as Sb 2O 3, described oxidation inhibitor is phenol antioxidant 1010.
The fire retardation PC that prescription of the present invention and technology make/PET composite material by adopting iso standard detects, and performance is as follows:
Density: 1.23-1.31g/cm 3
Elongation at break: 40-120%
Tensile strength: 55-65MPa
Modulus in flexure: 2150-2500MPa
Socle girder notched Izod impact strength: 10-45KJ/m 2
Melting index: 25-70g/10min (265 ℃, 2.16Kg)
91-96 ℃ of heat-drawn wire (0.45MPa)
Flame retardant resistance (UL94): V-0,1.5mm
Its beneficial effect is: conventional PC/PET matrix material has the characteristics of good fluidity, solvent resistance, good heat resistance, yet because the adding of PET, has reduced the flame retardant resistance of matrix material, has limited the range of application of this material.The present invention becomes the charcoal effect by main flame retardant and synergistic flame retardant fire-retardant, and a kind of fire retardation PC/PET matrix material is provided, and alternative PC or PC/ABS are used for the oil resistant to fire retardant material, anti-solvent, the field of having relatively high expectations such as heat-resisting.
Embodiment
Embodiment 1:
Following compositions in weight percentage is:
(1)PC 77.3％；
(2)PET 9％；
(3) compatilizer: KT-22 3%;
(4) toughner: ROHM AND HAAS 2,678 4%;
(5) main flame retardant: TDE 5%;
(6) synergistic flame retardant: Sb 2O 31.5%;
(7) antioxidant: 1,010 0.2%;
In 110 ℃ of forced air dryings 4 hours, PC that drying is good and PET resin, compatilizer, toughner, main flame retardant, synergistic flame retardant, oxidation inhibitor added in the stirrer successively, mix under 500 rev/mins rotating speed 3 minutes with PC, PET resin in elder generation.Then said mixture is added in the twin screw extruder, get product through melt extruding granulation.Complete processing is as follows: 210 ℃ of twin screw extruder one district's temperature, and 230 ℃ of two district's temperature, 230 ℃ of three district's temperature, 230 ℃ of four district's temperature, 200 ℃ of five district's temperature, 230 ℃ of six district's temperature, 235 ℃ of head temperatures, pressure are 15MPa, screw speed is 300rpm; 40 ℃ of tank temperature; The dicing machine rotating speed is 800rpm.
Performance is as follows after testing for obtained flame-retardant PC/PET matrix material:
Density: 1.23g/cm 3
Elongation at break: 105%
Tensile strength: 63MPa
Modulus in flexure: 2445MPa
Socle girder notched Izod impact strength: 38KJ/m 2
Melting index: 27.8g/10min (265 ℃, 2.16Kg)
96 ℃ of heat-drawn wires (0.45MPa)
Flame retardant resistance (UL94): V-0,1.5mm.
Embodiment 2:
Following compositions in weight percentage is:
(1)PC 67％；
(2)PET 16.8％；
(3) compatilizer: KT-22 4%;
(4) toughner: ROHM AND HAAS 2,678 4%;
(5) main flame retardant: TDE 6%;
(6) synergistic flame retardant: Sb 2O 32%;
(7) oxidation inhibitor: 1,010 0.2%;
In 110 ℃ of forced air dryings 4 hours, PC that drying is good and PET resin, compatilizer, toughner, main flame retardant, synergistic flame retardant, oxidation inhibitor added in the stirrer successively, mix under 500 rev/mins rotating speed 3 minutes with PC, PET resin in elder generation.Then said mixture is added in the twin screw extruder, get product through melt extruding granulation.Complete processing is as follows: 210 ℃ of twin screw extruder one district's temperature, and 230 ℃ of two district's temperature, 230 ℃ of three district's temperature, 230 ℃ of four district's temperature, 200 ℃ of five district's temperature, 230 ℃ of six district's temperature, 235 ℃ of head temperatures, pressure are 15MPa, screw speed is 300rpm; 40 ℃ of tank temperature; The dicing machine rotating speed is 800rpm.
Performance is as follows after testing for obtained flame-retardant PC/PET matrix material:
Density: 1.26g/cm 3
Elongation at break: 98%
Tensile strength: 60MPa
Modulus in flexure: 2249MPa
Socle girder notched Izod impact strength: 27KJ/m 2
Melting index: 58g/10min (265 ℃, 2.16Kg)
94 ℃ of heat-drawn wires (0.45MPa)
Flame retardant resistance (UL94): V-0,1.5mm.

Claims (9)

1. fire retardation PC/PET matrix material and preparation method thereof is characterized in that: comprises the steps,
Following compositions in weight percentage is:
(1)PC 55-85％；
(2)PET 9-25％；
(3) compatilizer 0-5%;
(4) toughner 0-6%;
(5) main flame retardant 4-8%;
(6) synergistic flame retardant 1.5-3%;
(7) oxidation inhibitor 0-0.5%;
Above-mentioned each component formula rate summation is 100%;
(1) with PC, PET resin in 110 ℃-120 ℃ forced air drying 3-6 hour;
(2) drying is good PC and PET resin, compatilizer, toughner, main flame retardant, synergistic flame retardant, oxidation inhibitor add in the stirrer successively, mix under 300-500 rev/min rotating speed 3-5 minute;
(3) said mixture is added in the twin screw extruder, get product through melt extruding granulation.Complete processing is as follows: twin screw extruder one district temperature 200-215 ℃, two district temperature 220-235 ℃, three district temperature 220-235 ℃, four district temperature 220-235 ℃, five district temperature 200-215 ℃, six district temperature 220-240 ℃, head temperature 225-240 ℃, pressure is 11-17MPa, and screw speed is 250-400rpm; 20-40 ℃ of tank temperature; The dicing machine rotating speed is 600-1000rpm.
2. a kind of fire retardation PC according to claim 1/PET matrix material and preparation method thereof is characterized in that: described PC molecular weight is 20000-30000g/mol.
3. a kind of fire retardation PC according to claim 1/PET matrix material and preparation method thereof is characterized in that: the limiting viscosity of described PET is 0.6-1.0dl/g.
4. a kind of fire retardation PC according to claim 1/PET matrix material and preparation method thereof is characterized in that: described compatilizer be in ethene-maleic anhydride-glycidyl ester copolymer, acrylate-glycidyl ester-ethylene copolymer, styrene-maleic anhydride copolymer, the acrylic polymer any or several.
5. a kind of fire retardation PC according to claim 1/PET matrix material and preparation method thereof is characterized in that: described toughner be Methacrylate-butadiene-styrene, ethylene-acrylate copolymer, vinyl cyanide-vinylformic acid-styrol copolymer, acrylonitrile-butadiene-styrene copolymer, acrylonitrile ethylene styrene copolymer any or several.
6. a kind of fire retardation PC according to claim 1/PET matrix material and preparation method thereof is characterized in that: described main flame retardant is at least a of brominated flame retardant, bromo-nitrogen based flame retardant.
7. a kind of fire retardation PC according to claim 1/PET matrix material and preparation method thereof is characterized in that: described synergistic flame retardant is the antimony compounds.
8. a kind of fire retardation PC according to claim 1/PET matrix material and preparation method thereof is characterized in that: described oxidation inhibitor is any one or two kinds of above mixtures in phenolic antioxidant, phosphite ester kind antioxidant, the metal passivator.
9. a kind of fire retardation PC according to claim 1/PET matrix material and preparation method thereof, it is characterized in that: described compatilizer is acrylate-glycidyl ester-vinyl compatilizer KT-22, described toughner is methacrylic acid-butadiene-styrene class toughner ROHM AND HAAS 2678, described main flame retardant is the brominated flame retardant TDE, and described synergistic flame retardant is as Sb 2O 3, described oxidation inhibitor is phenol antioxidant 1010.
CNA2009101308216A 2009-04-16 2009-04-16 Flame retardant PC/PET composite material and preparation method thereof Pending CN101570628A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101955642A (en) * 2010-09-30 2011-01-26 青岛海信电器股份有限公司 Polymer alloy, shell made of polymer alloy, application of shell and television comprising shell
CN102002226A (en) * 2010-12-10 2011-04-06 深圳市富恒塑胶新材料有限公司 Flame-resistant PC (Polycarbonate)/PBT (Polybutylene Terephathalate)/PET (Polyethylene Terephathalate) alloy and preparation method thereof
CN102212255A (en) * 2011-05-12 2011-10-12 深圳市科聚新材料有限公司 Flame-retardant poly(ethylene terephthalate) composite material and preparation method thereof
CN103160102A (en) * 2011-12-14 2013-06-19 合肥杰事杰新材料股份有限公司 High-performance inflaming retarding PC / PET alloy material and preparation method thereof
CN107556724A (en) * 2017-08-16 2018-01-09 上海金发科技发展有限公司 High fluidity high tenacity PC/PET composites and preparation method thereof
CN109990229A (en) * 2019-03-20 2019-07-09 苏州源泽光电科技集团有限公司 A kind of honeycomb heat dissipation LED bay light
CN113121979A (en) * 2021-04-23 2021-07-16 上海品诚创奇新材料科技有限公司 Oil-resistant and electric leakage-resistant halogen-free flame-retardant PC insulating material composition and preparation method thereof

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101955642A (en) * 2010-09-30 2011-01-26 青岛海信电器股份有限公司 Polymer alloy, shell made of polymer alloy, application of shell and television comprising shell
CN101955642B (en) * 2010-09-30 2012-02-08 青岛海信电器股份有限公司 Polymer alloy, shell made of polymer alloy, application of shell and television comprising shell
CN102002226A (en) * 2010-12-10 2011-04-06 深圳市富恒塑胶新材料有限公司 Flame-resistant PC (Polycarbonate)/PBT (Polybutylene Terephathalate)/PET (Polyethylene Terephathalate) alloy and preparation method thereof
CN102212255A (en) * 2011-05-12 2011-10-12 深圳市科聚新材料有限公司 Flame-retardant poly(ethylene terephthalate) composite material and preparation method thereof
CN102212255B (en) * 2011-05-12 2013-09-11 深圳市科聚新材料有限公司 Flame-retardant poly(ethylene terephthalate) composite material and preparation method thereof
CN103160102A (en) * 2011-12-14 2013-06-19 合肥杰事杰新材料股份有限公司 High-performance inflaming retarding PC / PET alloy material and preparation method thereof
CN107556724A (en) * 2017-08-16 2018-01-09 上海金发科技发展有限公司 High fluidity high tenacity PC/PET composites and preparation method thereof
CN107556724B (en) * 2017-08-16 2019-12-10 上海金发科技发展有限公司 High-fluidity high-toughness PC/PET composite material and preparation method thereof
CN109990229A (en) * 2019-03-20 2019-07-09 苏州源泽光电科技集团有限公司 A kind of honeycomb heat dissipation LED bay light
CN113121979A (en) * 2021-04-23 2021-07-16 上海品诚创奇新材料科技有限公司 Oil-resistant and electric leakage-resistant halogen-free flame-retardant PC insulating material composition and preparation method thereof

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