Brevet : EP1172424 - COMPOSITION D'AMORCE
Titre
COMPOSITION D'AMORCE
N° et date de publication de la demande
EP1172424 - 16/01/2002
Type de la demande
A1
N° et date de dépôt
EP01946879.2 - 26/01/2001
N° et date de priorité
JP2000020705 - 28/01/2000
Classification CIB
C09D 133/14 ; C08L 63/00 ; C09D 5/00 ; C09D 133/10 ; C09D 143/04 ; C09D 163/00 ; C09D 163/02 ; C09D 183/06 ; C09D 183/14
Classification CPC
C08L 63/00 ; C09D 5/002 ; C09D 143/04 ; C09D 163/00 ; C09D 183/06 ; C09D 183/14 ; C09D 183/08 ; C09D 143/04 ; C08L 63/00 ; C09D 183/06 ; C09D 5/002 ; C09D 163/00 ; C09D 183/14
Famille de brevets
US2002198311A1 ; DE60118381T2 ; WO0155267A1 ; KR20020007345A ; JP4093759B2 ; EP1172424A1
Abrégé
Résumé dans la langue de publication , A primer composition comprising: (A) 100 parts by weight of a reactive acrylic resin comprising a main chain composed of a copolymer of two types of alkylmethacrylates having different number of carbon atoms and a side chain having a group with a hydroxyl group and at least one aromatic ring; (B) 100 to 500 parts by weight of a silane compound obtained by reaction of an aminosilane having two amino groups with dialkoxyepoxysilane and trialkoxyepoxysilane at a predetermined ratio; (C) 10 to 300 parts by weight of an epoxy resin of bisphenol A type having an epoxy equivalent of 1,000 to 2,000 g/eq.; and (D) 100 to 500 parts by weigh of carbon black is provided. The composition is excellent in storage stability and can retain excellent adhesion during the time from the coating of the primer until the coating of a sealant and further is excellent in weatherability.
INTERVENANTS
Déposant
YOKOHAMA RUBBER CO LTD (THE YOKOHAMA RUBBER CO., LTD.) - JP
Titulaire
THE YOKOHAMA RUBBER CO., LTD.
Inventeur
MATSUDA HIDEYUKI (MATSUDA, HIDEYUKI) - JP
MIYATA AKIHIRO (MIYATA, AKIHIRO) - JP
ISHIKAWA KAZUNORI (ISHIKAWA, KAZUNORI) - JP
Mandataire
CABINET WEINSTEIN - 176 AVENUE CHARLES DE GAULLE - 92201 NEUILLY SUR SEINE - FR - N° Siren : 334924149
STATUT EN FRANCE : Dossier déchu définitivement
Délivrance
29/03/2006
Remise de traduction du brevet
17/11/2006 (BOPI 2006-46)
Date de constatation de déchéance
-
30/09/2007 (BOPI 2007-39)