The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 03, 2013
Filed:
Dec. 11, 2008
Wasil Maslow, Deventer, NL;
Flip T. Breuker, Rijssen, NL;
Auke G. Talma, Bathmen, NL;
Andreas P. Van Swieten, Velp, NL;
Wasil Maslow, Deventer, NL;
Flip T. Breuker, Rijssen, NL;
Auke G. Talma, Bathmen, NL;
Andreas P. Van Swieten, Velp, NL;
Other;
Abstract
A peroxide-free curing system comprising 20-89.5% by weight of a compound having at least one epoxide group, 0.5-30% by weight of a polyamine, and 10-50% by weight of a co-curing agent is presented. The co-curing agent has formula (I): and/or its tautomeric formulae IIa and/or IIb: and/or formula (III): or a tautomer and/or an oligomer thereof; wherein D stands for branched (CRR)or wherein p is independently 0 or 1, and X is CH, O, or SOand stands for a meta- or para-benzene group; R is independently H or C1-C4 alkyl; Rand Rare independently H or (CH)CH; wherein at least one group Ris (CH)CHand m being 0 to 2; n being 1 to 10; and n+m is 4 to 14; R'—CHis R; and P stands for phenyl, or unsubstituted or hydroxy-substituted Calkyl or Calkenyl; with the proviso that at least one of R is Calkyl.