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:
Oct. 14, 1997
Filed:
Apr. 25, 1996
Applicant:
Inventors:
Esther Spaltenstein, Raleigh, NC (US);
Ernest B Troughton, Jr, Raleigh, NC (US);
Assignee:
Lord Corporation, Cary, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528129 ; 528129 ; 528137 ; 528143 ; 528153 ; 528155 ; 525471 ; 525480 ; 525485 ; 525486 ; 525489 ; 525509 ; 525521 ; 525534 ; 525540 ;
Abstract
Cyclic acetal derivative of a resole includes the reaction product of an ortho resole compound with a carbonyl compound or a carbonyl compound derivative. The cyclic acetal derivatives of phenolic resole compounds exhibit enhanced storage stability and can be readily activated at elevated temperatures to prepare phenolic based adhesives and coatings.