Title:
POLYCARBONATE-POLYSILOXANE RESIN
Document Type and Number:
WIPO Patent Application WO/2022/038883
Kind Code:
A1
Abstract:
The object of the present invention is to provide a polycarbonate-polysiloxane resin having excellent transparency, impact resistance, heat resistance, moldability, and pencil hardness as well as a low specific gravity. The present invention relates to a polycarbonate-polysiloxane resin including a polycarbonate block (A-1) and a polysiloxane block (A-2), wherein the polycarbonate-polysiloxane resin is characterized in that the specific gravity of the resin is 1.10 or lower and the glass transition temperature of the resin is 100–190°C.
Inventors:
NAKAZAKI TOMOHIRO (JP)
IMAZATO KENTA (JP)
KOMORI CHIAKI (JP)
TAKEDA TSUYOSHI (JP)
IMAZATO KENTA (JP)
KOMORI CHIAKI (JP)
TAKEDA TSUYOSHI (JP)
Application Number:
PCT/JP2021/023099
Publication Date:
February 24, 2022
Filing Date:
June 17, 2021
Export Citation:
Assignee:
TEIJIN LTD (JP)
International Classes:
C08G64/18; C08G81/00
Foreign References:
| JPH06174945A | 1994-06-24 | |||
| JP2018510953A | 2018-04-19 | |||
| US20080081884A1 | 2008-04-03 | |||
| JP2020114893A | 2020-07-30 | |||
| JP2012153824A | 2012-08-16 | |||
| JP2011046913A | 2011-03-10 | |||
| JP2011046911A | 2011-03-10 | |||
| JP2003529637A | 2003-10-07 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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