Title:
POLYCARBONATE COMPOSITION, PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/134843
Kind Code:
A1
Abstract:
Disclosed is a polycarbonate composition, comprising 100 parts by weight of a polycarbonate, wherein based on the total weight percentage of the polycarbonate, the polycarbonate consists of 10-40% of a first polycarbonate with a weight average molecular weight of 18000-25000, 20-60% of a second polycarbonate with a weight average molecular weight of 27000-35000, and 20-60% of a third polycarbonate with a branching degree of 2-7 and a weight average molecular weight of 25000-30000. The polycarbonate composition of the present invention has the advantages of a high transparency, a good extrusion melt uniformity, etc.
Inventors:
CEN YIN (CN)
WU JUN (CN)
HUANG XIANBO (CN)
YE NANBIAO (CN)
ZHAO TIPENG (CN)
AI JUNWEI (CN)
CHEN YONGWEN (CN)
DONG XIANGMAO (CN)
WU JUN (CN)
HUANG XIANBO (CN)
YE NANBIAO (CN)
ZHAO TIPENG (CN)
AI JUNWEI (CN)
CHEN YONGWEN (CN)
DONG XIANGMAO (CN)
Application Number:
PCT/CN2019/121727
Publication Date:
July 02, 2020
Filing Date:
November 28, 2019
Export Citation:
Assignee:
KINGFA SCIENCE & TECHNOLOGY CO (CN)
International Classes:
C08L69/00
Foreign References:
| CN109796736A | 2019-05-24 | |||
| CN103314054A | 2013-09-18 | |||
| CN104334625A | 2015-02-04 | |||
| CN106103590A | 2016-11-09 | |||
| CN103443183A | 2013-12-11 |
Other References:
See also references of EP 3889219A4
Attorney, Agent or Firm:
GUANGZHOU WISON I.P. LAW FIRM (CN)
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