The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 06, 1999
Filed:
Jun. 05, 1995
Applicant:
Inventors:
Akikazu Nakano, Ichihara, JP;
Takashi Sumitomo, Ichihara, JP;
Keisuke Funaki, Ichihara, JP;
Toshikazu Ijitsu, Sodegaura-machi, JP;
Michihiro Sawada, Sodegaura-machi, JP;
Masahiko Kuramoto, Ichihara, JP;
Masakazu Suzuki, Ichihara, JP;
Assignee:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C07G / ;
U.S. Cl.
CPC ...
524847 ; 525 63 ; 525 68 ; 525 70 ; 525 80 ; 525 / ;
Abstract
A polystyrene-based resin composition containing a styrene-based resin with mainly syndiotactic configuration and filler as main components. Styrene-based resins of mainly syndiotactic configuration include polystyrene, poly(alkylstyrene), poly(halogenated styrene), poly(alkoxystyrene), styrene copolymers comprised of polymerized units of at least of styrene, alkylstyrene, halogenated styrene and alkoxystyrene, and mixtures thereof.