Nova Patents
AT175969T

Bicyclic amidines and their use as catalysts

Abstract

Describe a preparation of esters and amines in cyclic amidines new step method. also describes a new set of functional groups, especially with a second ring with alkyl amine or ammonia amidines. Catalyst of the present invention amidines particularly suitable for preparing polyurethane. Compared with the known second ring amitraz in polyurethane with solid benefits.

Term

No projected expiry on record.

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38 members in 15 offices

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

Priority claims1

Priority claims
DocumentOfficeKindDate
338593SwitzerlandA

Members38

Family members, oldest first
DocumentOfficeKind
CA2134009A1CanadaA1
KR950014113ARepublic of KoreaA
BR9404410ABrazilA
CZ276894A3CzechiaA3
EP0662476A1European Patent Office (EPO)A1
JPH07188235AJapanA
CN1106406AChinaA
RU94040173ARussian FederationA
US5723605AUnited States of AmericaA
EP0869127A1European Patent Office (EPO)A1
EP0662476B1European Patent Office (EPO)B1
AT175969TThis recordAustriaT
CN1042227CChinaC
DE59407697D1GermanyD1
SI0662476T1SloveniaT1
CN1215727AChinaA
ES2128490T3SpainT3
RU2132850C1Russian FederationC1
US5922869AUnited States of AmericaA
DK0662476T3DenmarkT3
CZ286335B6CzechiaB6
US6255488B1United States of AmericaB1
CN1070861CChinaC
EP0869127B1European Patent Office (EPO)B1
AT206711TAustriaT
DE59409907D1GermanyD1
DK0869127T3DenmarkT3
SI0869127T1SloveniaT1
ES2165114T3SpainT3
US2002028939A1United States of AmericaA1
PT869127EPortugalE
EP0662476B2European Patent Office (EPO)B2
DK0662476T4DenmarkT4
US6476175B2United States of AmericaB2
ES2128490T5SpainT5
KR100362543B1Republic of KoreaB1
CA2134009CCanadaC
JP4348747B2JapanB2