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PC thin film material and preparation method thereof

A thin film material, mass fraction technology, applied in the field of PC thin film material and its preparation, can solve the problems of poor solvent resistance, poor stress crack resistance, low flame retardant grade, etc., and achieve good film forming performance

Inactive Publication Date: 2016-06-22
王璐
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The main characteristics of PC film materials include the main advantages of PC raw materials, and the disadvantages are mainly poor stress crack resistance, poor solvent resistance, poor wear resistance, low flame retardant grade, and the glow wire test cannot reach above 900 °C

Method used

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  • PC thin film material and preparation method thereof

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] The PC film material in this embodiment is composed of the following components in parts by mass: 100 parts of PC, 12 parts of cobalt aluminate, 14 parts of magnesium hydroxide, 10 parts of stannous octoate, 8 parts of silane coupling agent, methyl acrylate 14 parts of ester, 10 parts of talcum powder, 8 parts of antimony trioxide, 14 parts of polybutylene terephthalate, 10 parts of benzoyl peroxide, 8 parts of potassium persulfate, 14 parts of hydroxypropyl methylcellulose 10 parts, 10 parts of p-tertoctylphenol, 10 parts of white carbon black, 8 parts of barium stearate, 14 parts of benzyl silicone oil, 10 parts of graphite powder, 8 parts of molybdenum disulfide, 14 parts of Fischer-Tropsch wax, alkyl 10 parts of sodium benzenesulfonate.

[0020] The above-mentioned PC has a refractive index of 1.58-1.64, a transmittance of 85-90%, a weight-average molecular weight of ≥30,000, and a melt index of 1-5g / 10min (according to ASTM standards, test conditions: 300°C / 1.2Kg)....

Embodiment 2

[0028] The PC film material in this embodiment is composed of the following components in parts by mass: 110 parts of PC, 14 parts of cobalt aluminate, 16 parts of magnesium hydroxide, 12 parts of stannous octoate, 10 parts of silane coupling agent, methyl acrylate 16 parts of ester, 12 parts of talcum powder, 10 parts of antimony trioxide, 16 parts of polybutylene terephthalate, 12 parts of benzoyl peroxide, 10 parts of potassium persulfate, 16 parts of hydroxypropyl methylcellulose 12 parts, 12 parts of p-tertoctylphenol, 12 parts of white carbon black, 10 parts of barium stearate, 16 parts of benzyl silicone oil, 12 parts of graphite powder, 10 parts of molybdenum disulfide, 16 parts of Fischer-Tropsch wax, alkyl 12 parts of sodium benzenesulfonate.

[0029] The above-mentioned PC has a refractive index of 1.58-1.64, a transmittance of 85-90%, a weight-average molecular weight of ≥30,000, and a melt index of 1-5g / 10min (according to ASTM standards, test conditions: 300°C / 1....

Embodiment 3

[0037]The PC film material in this embodiment is composed of the following components in parts by mass: 120 parts of PC, 16 parts of cobalt aluminate, 18 parts of magnesium hydroxide, 14 parts of stannous octoate, 12 parts of silane coupling agent, methyl acrylate 18 parts of ester, 14 parts of talcum powder, 12 parts of antimony trioxide, 18 parts of polybutylene terephthalate, 14 parts of benzoyl peroxide, 12 parts of potassium persulfate, 18 parts of hydroxypropyl methylcellulose 14 parts, 14 parts of p-tertoctylphenol, 14 parts of white carbon black, 12 parts of barium stearate, 18 parts of benzyl silicone oil, 14 parts of graphite powder, 12 parts of molybdenum disulfide, 18 parts of Fischer-Tropsch wax, alkyl 14 parts of sodium benzenesulfonate.

[0038] The above-mentioned PC has a refractive index of 1.58-1.64, a transmittance of 85-90%, a weight-average molecular weight of ≥30,000, and a melt index of 1-5g / 10min (according to ASTM standards, test conditions: 300°C / 1.2...

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Abstract

The invention relates to a PC thin film material which is prepared from PC, cobalt aluminate, magnesium hydroxide, stannous octoate, a silane coupling agent, methyl acrylate, talcum powder, antimonous oxide, polybutylene terephthalate, benzoyl peroxide, potassium persulfate, hydroxypropyl methyl cellulose, p-tert-octyl phenol, white carbon black, barium stearate, polymethylphenyl siloxane fluid, graphite powder, molybdenum disulfide, Fischer-Tropsch wax and sodium alkyl benzene sulfonate.The PC thin film material is good in film forming performance, environmentally friendly, flame-retardant, low in smoke and toxin, high in glow wire ignition temperature (GWIT is larger than or equal to 900 DEG C), high in glow wire combustion temperature (GWFI is larger than or equal to 960 DEG C) and high in oxygen index (LOI is larger than or equal to 44), suitable for the electronic and electric appliance field such as keyboard insulation, television / displayer insulation and computer main board insulation.

Description

technical field [0001] The invention relates to polymer materials, in particular to a PC thin film material and a preparation method thereof. Background technique [0002] Polycarbonate (Polycarbonate, referred to as PC) is a polycarbonate composite material of an amorphous thermoplastic engineering plastic with excellent performance. It has outstanding impact resistance, good creep resistance and dimensional stability, heat resistance, low water absorption, It is non-toxic and has excellent dielectric properties. It is the only product with good transparency among the five major engineering plastics, and it is also the fastest growing general engineering plastic in recent years. At present, it is widely used in automobiles, electronics, construction, office equipment, packaging, sports equipment, medical care and other fields. With the continuous deepening of modification research, it is rapidly expanding to high-tech fields such as aerospace, computers, and optical discs. ...

Claims

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Application Information

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IPC IPC(8): C08L69/00C08L67/02C08L1/28C08L33/08C08K13/02C08K3/24C08K3/34C08K3/22C08K3/36C08K3/04B29C47/92B29C48/92
CPCC08L69/00B29C48/92B29C2948/92704C08J5/18C08J2369/00C08J2401/28C08J2433/08C08J2467/02C08J2483/04C08J2491/06C08L2201/02C08L2201/08C08L2201/22C08L2203/16C08L2205/035C08L67/02C08L1/284C08L33/08C08K13/02C08K3/24C08K2003/2224C08K3/34C08K3/2279C08K3/36C08K3/04
Inventor 王璐
Owner 王璐
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