US 6,743,376 B2Granted

Liquid-crystalline resin composition and molding

AssigneeSumitomo Chemical Company, Limited

InventorsShin Okamoto, Manabu Hirakawa

Life of this patent

Estimating the term…

Abstract

A liquid-crystalline resin composition comprising 0.01 to 10 parts by weight of an ultra-high molecular weight polyethylene having a molecular weight of exceed 600,000 and 100 parts by weight of a liquid-crystalline resin that shows an anisotropic liquid-crystalline state in a molten state.

Claims4

Dependent claims

A liquid-crystalline resin composition comprising 0.01 to 10 parts by weight of an ultra-high molecular weight polyethylene having a molecular weight in excess of 600,000 and 100 parts by weight of a liquid-crystalline resin that exhibits anisotropic liquid-crystalline properties in a molten state.

Dependencies are inferred from the claim text.

Facts

Application: 09/941,717Filed 30 Aug 2001
Priority: JP 2000-2680845 Sep 2000
Published: US 2002/0053658 A19 May 2002
Granted: 1 Jun 2004
Term ends: Not estimatedThe source records don’t support an estimate.

Classification8 codes

C08L 67/00
Compositions of polyesters obtained by reactions forming a carboxylic ester link in
B29C 67/24
Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00: characterised by the choice of material
C08L 67/04
Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain ; Compositions of derivatives of such polymers:…
B29K 2105/0079
Condition, form or state of moulded material or of the material to be shaped: liquid crystals

Family

US 2002/0053658 A1Pre-grant publication · published 9 May 2002
US 6,743,376 B2This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

patentgrep

Loading patent…

patentgrepSearch patents

Back to results