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:
Jan. 25, 1994
Filed:
Jul. 24, 1992
Applicant:
Inventors:
Dieter Regnat, Frankfurt am Main, DE;
Manfred Bohshar, Kelkheim, DE;
Hans-Jerg Kleiner, Kronberg/Taunus, DE;
Gerhard Pfahler, Augsburg, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C07F / ;
U.S. Cl.
CPC ...
524151 ; 524129 ; 524148 ; 558 70 ; 558134 ; 558155 ; 558158 ; 558190 ; 558197 ;
Abstract
Diarylphosphinous acid aryl esters are made by the disclosed process. These compounds are useful for stabilizing plastics, in particular polymerization plastics, and hence can be incorporated into a plastic molding composition.
Quick Actions:
Regnat, Dieter. (1994). Diarylphosphinous acid aryl esters, a process for their preparation and (U.S. Patent No. 5281640). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5281640
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