US 6,632,910 B2Granted

Covering material

AssigneeSumitomo Chemical Company, Limited

InventorsYasuyuki Takagi, Hiroaki Takahata, Nobuo Oi

Life of this patent

Estimating the term…

Abstract

The present invention provides a covering material having a layer formed of a resin of which glass transition point is in the range of 10° C. to 50° C., said covering material having excellent shape keeping ability and shape recovering ability after deformation.

Claims2

Dependent claims

A covering material having a layer formed of a resin of which glass transition point is in the range of 10° C. to 50° C., wherein the resin is a copolymer of (a) ethylene and/or α-olefin and both of (b1) cyclic olefin and (b2) alkenyl aromatic hydrocarbon.

Dependencies are inferred from the claim text.

Facts

Application: 09/827,944Filed 9 Apr 2001
Priority: JP 2000-11068612 Apr 2000
Published: US 2001/0053455 A120 Dec 2001
Granted: 14 Oct 2003
Term ends: Not estimatedThe source records don’t support an estimate.

Classification10 codes

C08F 210/02
Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond: ethene
C08L 23/0815
With unsaturated hydrocarbons only containing four or more carbon atoms: with aliphatic 1-olefins containing one carbon-to-carbon double bond
C08L 23/0823
With unsaturated hydrocarbons only containing four or more carbon atoms: with aliphatic cyclic olefins
C08L 23/0838
With unsaturated hydrocarbons only containing four or more carbon atoms: with monomers including an aromatic carbocyclic ring

Family

US 2001/0053455 A1Pre-grant publication · published 20 Dec 2001
US 6,632,910 B2This patent

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

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