Title:
OPTICAL FILM COMPRISING HALOGENATED POLYCARBONATE
Document Type and Number:
WIPO Patent Application WO/2011/102297
Kind Code:
A1
Abstract:
Provided is an optical film, which is made of a halogenated polycarbonate, has high heat resistance and high dimensional stability to heat, and is flame retardant. The optical film is obtained by producing a halogenated polycarbonate by a solution-casting method. The halogenated polycarbonate has a glass transition temperature of 230ºC or higher, a weight average molecular weight of more than 50,000, and an oligomer content of 0.6% by weight or less.
Inventors:
IKEDA, Koki (2-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
池田 幸紀 (〒13 東京都千代田区霞が関三丁目２番１号 帝人化成株式会社内 Tokyo, 〒1000013, JP)
KINOSHITA, Asuka (2-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
池田 幸紀 (〒13 東京都千代田区霞が関三丁目２番１号 帝人化成株式会社内 Tokyo, 〒1000013, JP)
KINOSHITA, Asuka (2-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
Application Number:
JP2011/052902
Publication Date:
August 25, 2011
Filing Date:
February 10, 2011
Export Citation:
Assignee:
TEIJIN CHEMICALS LTD. (2-1 Kasumigaseki 3-chome, Chiyoda-ku Tokyo, 13, 〒1000013, JP)
帝人化成株式会社 (〒13 東京都千代田区霞が関三丁目２番１号 Tokyo, 〒1000013, JP)
IKEDA, Koki (2-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
池田 幸紀 (〒13 東京都千代田区霞が関三丁目２番１号 帝人化成株式会社内 Tokyo, 〒1000013, JP)
帝人化成株式会社 (〒13 東京都千代田区霞が関三丁目２番１号 Tokyo, 〒1000013, JP)
IKEDA, Koki (2-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
池田 幸紀 (〒13 東京都千代田区霞が関三丁目２番１号 帝人化成株式会社内 Tokyo, 〒1000013, JP)
International Classes:
C08J5/18; B29C41/12; C08G64/10
Attorney, Agent or Firm:
AOKI, Atsushi et al. (SEIWA PATENT & LAW, Toranomon 37 Mori Bldg. 5-1, Toranomon 3-chome, Minato-k, Tokyo 23, 〒1058423, JP)
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