Patent JPS62257948A successfully refreshed from Google Patents.
JPS62257948A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Polystyrene resin composition
Assignee: Idemitsu Kosan Co Ltd
•
Filing: 1986-05-06
•
Granted: —
•
Expires: 2006-05-06
Abstract
Abstract PURPOSE:The titled composition suitable as materials for various industries, having improved heat resistance and mechanical strength, obtained by blending a styrenic polymer having a syndiotactic structure with an inorganic filler. CONSTITUTION:(A) 15-99wt%, preferably 50-90wt% polystyrenic polymer having a syndiotactic structure with tacticity of >=85% di-add or >=35% penta- add is blended with (B) 85-1wt%, preferably 50-10wt% inorganic filler (e.g. glass fibers, carbon fibers, etc.).
Inventors
- 👤 Masahiko Kuramoto
- 👤 正彦 蔵本
- 👤 Akikazu Nakano
- 👤 中野 昭和
- 👤 Masakazu Suzuki
- 👤 雅和 鈴木
- 👤 Michihiro Sawada
- 👤 澤田 道宏
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-31 16:29
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
JPS61101928A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.