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:
Mar. 16, 1982
Filed:
Jul. 14, 1980
Applicant:
Inventors:
Sivaram Krishnan, New Martinsville, WV (US);
Russell P Carter, Jr, New Martinsville, WV (US);
Robert D Kroshefsky, Aliquippa, PA (US);
Assignee:
Mobay Chemical Corporation, Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C08K / ;
U.S. Cl.
CPC ...
524 94 ; 252609 ; 2603 / ; 2603 / ;
Abstract
A sufficient amount of a novel halogenated aromatic imide sulfonate, represented by the structural formula: ##STR1## wherein X is a halogen, n is 1 to 4, Y is a lower alkyl having 1 to 4 carbon atoms, a halogen or a hydrogen atom, 'a' is 0 to 4, M is an alkali metal and T is either 0 or 1, is incorporated into an aromatic polycarbonate to provide flame resistance thereto.
Krishnan, Sivaram. (1982). Flame retarding agents for polycarbonates (U.S. Patent No. 4320049). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4320049
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile