Title:
スチレン系共重合体及びその製造方法
Document Type and Number:
Japanese Patent JP4306682
Kind Code:
B2
Abstract:
A styrene resin excellent in heat resistance, weatherability, melt stability, and suitability for recycling. It is a styrene copolymer obtained by living polymerization (M w /M n = 1.6-4.0) which comprises isopropenylaromatic units (A) contained in an amount of 5 to 95 wt.% and vinylaromatic units, and has a glass transition temperature (Tg) which satisfies a specific relationship defined by the content of isopropenylaromatic units (A) in the copolymer.
Inventors:
Kenji Ehara
Application Number:
JP2005515318A
Publication Date:
August 05, 2009
Filing Date:
November 05, 2004
Export Citation:
Assignee:
Asahi Kasei Chemicals Corporation
International Classes:
C08F2/06; C08F212/06; C08F2/40; C08F4/48; C08F212/04; C08F212/08; C08F297/02; C08F297/04
Domestic Patent References:
| JP48076982A | ||||
| JP48099284A | ||||
| JP50003486A | ||||
| JP6041241A | ||||
| JP3081307A | ||||
| JP6279546A | ||||
| JP2000143911A | ||||
| JP2000169521A |
Attorney, Agent or Firm:
Masami Sakai
Norio Kagami
Jun Komatsu
Norio Kagami
Jun Komatsu