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:
Sep. 06, 1988
Filed:
May. 11, 1987
Applicant:
Inventors:
Willem Karzijn, Amsterdam, NL;
Petrus G Kooijmans, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08L / ;
U.S. Cl.
CPC ...
523414 ; 523421 ; 528 96 ; 528103 ; 528109 ; 528117 ; 528118 ; 525530 ; 525533 ;
Abstract
Aqueous solutions containing an epoxy resin in which epoxy groups have been replaced with a group M.sup.+ [--CH(OH)--CH.sub.2 --X--Ar--NH--C(O)--Q--C(O)--O].sup.- in which M is an alkali metal or onium ion, Q an organic bridging group having 2-3 carbon atoms in the bridge, Ar is arylene, X is S, O, NH, N-alkyl, SO.sub.2 NH or SO.sub.2 N-allyl, and preparation thereof by reacting an N-substituted imide with an epxoy resin and reacting the adduct thus formed with a base in the presence of water.
Quick Actions:
Karzijn, Willem. (1988). Aqueous solutions of resinous compounds (U.S. Patent No. 4769402). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4769402
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile