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:
May. 13, 2003
Filed:
Mar. 05, 2001
Vantico Inc., Brewster, NY (US);
Abstract
Heat curable compositions comprising: (A) at least one compound which is capable of undergoing cationic polymerization; (B) at least one quaternary ammonium salt of an aromatic-N-heterocyclic cation and of a non-nucleophilic anion; (C) at least one 1,1,2,2-substituted-1,2-ethane-diol and/or a derivative thereof, and (D) optionally further additives; and wherein said component (C) is a compound of formula (I), wherein each of R , R , and R independently of the other is unsubstituted phenyl or has one of the meanings of R ; R is substituted phenyl optionally substituted &agr;-naphthyl or &bgr;-naphthyl, or an optionally substituted aromatic heterocyclic ring system or each of R and R and/or R and R independently of the other form a residue of formula (II), wherein each of R and R independently of the other is hydrogen or (C -C )alkyl; R is —(CH ) — or —S— or —O—; and n is 0, 1, 2, or 3.