EP0167009A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Ovenwares
Assignee: Sumitomo Chemical Co Ltd
•
Filing: 1985-06-05
•
Granted: —
•
Expires: 2005-06-05
Abstract
Abstract Ovenwares produced by molding a wholly aromatic polyester resin composition comprising 30 to 80 wt.% of a wholly aromatic polyester having a repeating unit represented by the general formula, wherein X is a C 1 -C 4 alkyl group or -O-, -SO 2 -, -S- or -CO- group, m and n are 0 or 1, a d:e ratio is in the range of from 1:1 to 10:1, an e:f ratio is in the range of from 9:10 to 10:9, and the positions of substituents at each aromatic ring of the foregoing general formula are para or meta to each other, 5 to 60 wt.% of wollastonite and 5 to 60 wt.% of titanium oxide.
Inventors
- 👤 Teruo Saito
- 👤 Kuniaki Asai
- 👤 Tadayasu Kobayashi
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 23:12
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08K3/34
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
Ovenwares produced by molding a wholly aromatic polyester resin composition comprising 30 to 80 wt.% of a wholly aromatic polyester having a repeating unit represented by the general formula, wherein X is a C 1 -C 4 alkyl group or -O-, -S0 2 -, -S- or -CO- group, m and n are 0 or 1, a d:e ratio is in the range of from 1:1 to 10:1, an e:f ratio is in the range of from 9:10 to 10:9, and the positions of substituents at each aromatic ring of the foregoing general formula are para or meta to each other, 5 to 60 wt.% of wollastonite and 5 to 60 wt.% of titanium oxide.
References Cited (Backward Citations)
GB2058102A
Cited
GB2124236A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.