Preparation method of biaxially oriented polyphenylene sulfide composite film

A polyphenylene sulfide and composite film technology, which is applied in the field of preparation of polyphenylene sulfide composite films, can solve the problems of low toughness and elongation at break, and achieve the effects of improving heat resistance, controlling agglomeration, and improving production efficiency

Active Publication Date: 2014-07-23
常州钟恒新材料股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The technical problem to be solved by the present invention is: aiming at the problem that the single PPS film product in the prior art has low toughness and elongation at break, and it is difficult to meet the use requirements of modern society, to provide a kind of PPS film with excellent performance in all aspects. Biaxially oriented polyphenylene sulfide composite film and preparation method thereof

Method used

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  • Preparation method of biaxially oriented polyphenylene sulfide composite film

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] A preparation method of biaxially oriented polyphenylene sulfide composite film, the preparation method has the following steps:

[0023] (1) Masterbatch preparation

[0024] According to the mass ratio, prepare film-grade polyphenylene sulfide resin, polypropylene and silicon dioxide, wherein the ratio of film-grade polyphenylene sulfide resin to polypropylene is 85:15, film-grade polyphenylene sulfide resin and polypropylene The ratio of the sum of the total amount and silicon dioxide is 100:0.4; the above materials are added to the twin-screw extruder according to the order of film-grade polyphenylene sulfide resin, polypropylene, and silicon dioxide. The phenylene sulfide resin and polypropylene are fully stirred to obtain a mixed resin, and then silicon dioxide is added to the mixed resin, and the masterbatch is made after twin-screw extrusion, and the temperature of the extruder is 310°C;

[0025] (2) cast cast sheet

[0026] Mix the masterbatch obtained in step...

Embodiment 2

[0032] A preparation method of biaxially oriented polyphenylene sulfide composite film, the preparation method has the following steps:

[0033] (1) Masterbatch preparation

[0034] According to the mass ratio, prepare film-grade polyphenylene sulfide resin, polypropylene and silicon dioxide, wherein the ratio of film-grade polyphenylene sulfide resin to polypropylene is 85:15, film-grade polyphenylene sulfide resin and polypropylene The ratio of the sum of the total amount and silicon dioxide is 100:0.4; the above materials are added to the twin-screw extruder according to the order of film-grade polyphenylene sulfide resin, polypropylene, and silicon dioxide. The phenylene sulfide resin and polypropylene are fully stirred to obtain a mixed resin, and then silicon dioxide is added to the mixed resin, and the masterbatch is made after twin-screw extrusion, and the temperature of the extruder is 320°C;

[0035] (2) cast cast sheet

[0036] Mix the masterbatch obtained in step...

Embodiment 3

[0042] A preparation method of biaxially oriented polyphenylene sulfide composite film, the preparation method has the following steps:

[0043] (1) Masterbatch preparation

[0044] According to the mass ratio, prepare film-grade polyphenylene sulfide resin, polypropylene and silicon dioxide, wherein the ratio of film-grade polyphenylene sulfide resin to polypropylene is 85:15, film-grade polyphenylene sulfide resin and polypropylene The ratio of the sum of the total amount and silicon dioxide is 100:0.4; the above materials are added to the twin-screw extruder according to the order of film-grade polyphenylene sulfide resin, polypropylene, and silicon dioxide. The phenylene sulfide resin and polypropylene are fully stirred to obtain a mixed resin, then silicon dioxide is added to the mixed resin, and a masterbatch is made after twin-screw extrusion, and the temperature of the extruder is 315°C;

[0045] (2) cast cast sheet

[0046] Mix the masterbatch obtained in step (1) w...

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Abstract

The invention relates to the technical field of extraordinary film preparation, and especially relates to a preparation method of a biaxially oriented polyphenylene sulfide composite film with good toughness and excellent heat resistance. The preparation method comprises the steps of master batch preparation, sheet casting and stretching film formation. The biaxially oriented polyphenylene sulfide composite film prepared by adopting a technical scheme in the invention has the advantages of excellent heat resistance, excellent dimensional stability, excellent heat formability and excellent toughness, can be applied the fields of electric insulation materials or forming materials of motors, transformers and insulation cables, the field of circuit substrate materials, and the field of loudspeaker vibration plates for mobile phones.

Description

technical field [0001] The invention relates to the technical field of special film preparation, in particular to a preparation method of a polyphenylene sulfide composite film with good toughness and excellent heat resistance. Background technique [0002] With the continuous development of society and the continuous progress of science and technology, people develop more and more new technologies and new materials, and the requirements for the application of insulating materials such as electronics and electrical appliances are also getting higher and higher, especially in the field of electrical insulating materials. A new material with high temperature heat resistance, hydrolysis resistance, low water absorption and low moisture absorption. [0003] Polyphenylene sulfide (PPS) has excellent chemical corrosion resistance and thermal stability at high temperature, low water absorption and moisture absorption, and has flame retardancy, insulation, radiation resistance and g...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L81/02C08L23/12C08K3/36B29C47/92B29C55/14B29C48/92
CPCB29C48/0018B29C48/08B29C48/37B29C48/40B29C48/91B29C48/914B29C48/9165B29C48/92B29C2948/9259B29C2948/92704B29C2948/92895B29C2948/92904
Inventor 袁珣王晓军陆宜佐王崇华柳晓
Owner 常州钟恒新材料股份有限公司
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