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Title:
POLYCARBONATE–POLYORGANOSILOXANE COPOLYMER, POLYCARBONATE RESIN COMPOSITION INCLUDING SAME, AND MOLDED PRODUCT THEREOF
Document Type and Number:
WIPO Patent Application WO/2018/159789
Kind Code:
A1
Abstract:
A polycarbonate–polyorganosiloxane copolymer characterized by: including a polycarbonate block (A–1) comprising a prescribed repeating unit and a polyorganosiloxane block (A–2) including a prescribed repeating unit; and fulfilling formula (F1a). 15 ≤ wM1 (F1a) [In the formula, wM1 indicates the average amount of polyorganosiloxane blocks (A–2) contained in polycarbonate–polyorganosiloxane copolymers having a molecular weight, using polycarbonate as a reference, of 56,000–200,000, among the polycarbonate–polyorganosiloxane copolymers obtained by separating the polycarbonate–polyorganosiloxane copolymers using gel permeation chromatography.]

Inventors:
ISHIKAWA, Yasuhiro (1-1 Anesakikaigan, Ichihara-shi Chiba, 93, 〒2990193, JP)
ABE, Tomoko (1-1 Anesakikaigan, Ichihara-shi Chiba, 93, 〒2990193, JP)
AKIMOTO, Takafumi (1-1 Anesakikaigan, Ichihara-shi Chiba, 93, 〒2990193, JP)
Application Number:
JP2018/007903
Publication Date:
September 07, 2018
Filing Date:
March 01, 2018
Export Citation:
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Assignee:
IDEMITSU KOSAN CO.,LTD. (1-1 Marunouchi 3-chome, Chiyoda-ku Tokyo, 21, 〒1008321, JP)
International Classes:
C08G64/18; C08G64/08; C08L25/04; C08L55/02; C08L69/00
Attorney, Agent or Firm:
HIRASAWA, Kenichi et al. (OHTANI PATENT OFFICE, Toranomon ES Bldg. 7F. 25-2, Toranomon 3-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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