ES2045486T3

Scratch- and abrasion-proof transparent polyurethane layer having fume resistance and energy absorbing properties, process for its preparation and laminated glass using same

Abstract

THE INVENTION REFERS TO A HIGH-QUALITY OPTICAL POLYURETHANE LAYER WITH ABSORBENT ENERGY PROPERTIES, STRIPED RESISTANCE AND ABRASION, AND IS CHARACTERIZED IN THAT IT ALSO SUBMITS IMPROVED VANISH RESISTANCE PROPERTIES, UNDERSTANDING THE USING COMPONENT FOR THE POLYAN COMPONENT , A LONG POLYOL WITH SEGMENTS OXIDE OF ETHYLENE. THE LAYER OF POLYURETHANE IS USED IN SECURITY CRYSTALS AS AN EXTERNAL LAYER.

Term

Term ended

Projected expiry passed 17 May 2009, 17.4 years ago.

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27 members in 15 offices

This recordMember, by publication datePriority claim5 more offices are in the list below

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Priority claims
DocumentOfficeKindDate
19880006779France
8806779FranceA
8806779FranceA
8806779
FR19880006779

Members27

Family members, oldest first
DocumentOfficeKind
DK243189D0DenmarkD0
FI892450A0FinlandA0
NO892009D0NorwayD0
DK243189ADenmarkA
FI892450AFinlandA
FI892450LFinlandL
NO892009LNorwayL
AU3381889AAustraliaA
FR2631628A1FranceA1
EP0344045A1European Patent Office (EPO)A1
BR8902342ABrazilA
JPH0224141AJapanA
ZA893413BSouth AfricaB
DD283828A5German Democratic Republic (until 1990)A5
KR900017946ARepublic of KoreaA
US4983461AUnited States of AmericaA
FR2631628B1FranceB1
US5116442AUnited States of AmericaA
AU626852B2AustraliaB2
EP0344045B1European Patent Office (EPO)B1
AT94574TAustriaT
ATE94574T1AustriaT1
DE68909110D1GermanyD1
ES2045486T3This recordSpainT3
DE68909110T2GermanyT2
FI101714BFinlandB
FI101714B1FinlandB1