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Title:
POLYCARBONATE COMPOSITION AND METHOD FOR PREPARING SAME
Document Type and Number:
WIPO Patent Application WO/2018/095188
Kind Code:
A1
Abstract:
Provided is a polycarbonate composition, comprising the following components in parts by weight: 35-85 parts of polycarbonate; 0-40 parts of graft copolymer; 5-30 parts of fire retardant; 5-40 parts of mineral filler; on the basis of the total weight of the polycarbonate composition, the weight content of elemental chromium is 10-200 ppm. By means of adding to the polycarbonate composition a chromium-containing compound having a low chromium content and reducing or avoiding the addition of other chromium-containing compounds, and controlling to within a range of 10-200 ppm the content of elemental chromium in the polycarbonate composition, the resulting polycarbonate composition has a higher forming toughness and thermo-oxidative stability is significantly improved.

Inventors:
CEN, Yin (No.33 Kefeng Road, Science City Guangzhou Hi-tech Industrial Development ZoneGuangzhou, Guangdong 3, 510663, CN)
TIAN, Zhengyu (No.33 Kefeng Road, Science City Guangzhou Hi-tech Industrial Development ZoneGuangzhou, Guangdong 3, 510663, CN)
LI, Mingkun (No.33 Kefeng Road, Science City Guangzhou Hi-tech Industrial Development ZoneGuangzhou, Guangdong 3, 510663, CN)
TONG, Wei (No.33 Kefeng Road, Science City Guangzhou Hi-tech Industrial Development ZoneGuangzhou, Guangdong 3, 510663, CN)
DING, Chao (No.33 Kefeng Road, Science City Guangzhou Hi-tech Industrial Development ZoneGuangzhou, Guangdong 3, 510663, CN)
XIE, Xiang (No.33 Kefeng Road, Science City Guangzhou Hi-tech Industrial Development ZoneGuangzhou, Guangdong 3, 510663, CN)
Application Number:
CN2017/107745
Publication Date:
May 31, 2018
Filing Date:
October 26, 2017
Export Citation:
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Assignee:
KINGFA SCI. & TECH. CO., LTD. (No.33 Kefeng Road, Science City Guangzhou Hi-tech Industrial Development ZoneGuangzhou, Guangdong 3, 510663, CN)
SHANGHAI KINGFA SCI.,&TECH. CO., LTD. (NO.88 Kangyuan road, Zhujiajiao Industrial development zone Qingpu, Shanghai 4, 201714, CN)
International Classes:
C08L69/00; C08K3/10; C08K3/16; C08K5/42; C08K13/02; C08L27/18; C08L51/04; C08L55/02; C08L91/06
Foreign References:
CN1659225A2005-08-24
CN105482425A2016-04-13
CN105504745A2016-04-20
CN105482426A2016-04-13
CN101076559A2007-11-21
US20090304762A12009-12-10
JP2008214554A2008-09-18
Attorney, Agent or Firm:
GUANGZHOU WISON I.P. LAW FIRM (1501-02, Dongbao Building767 Dongfengdong Road, Yuexi, Guangzhou Guangdong 0, 510600, CN)
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