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.

Date of Patent:
Feb. 02, 1993

Filed:

Apr. 20, 1992
Applicant:
Inventors:

Alan M Aaronson, Flushing Meadows, NY (US);

Danielle A Bright, Spring Valley, NY (US);

Assignee:

Akzo NV, Arnhem, NL;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C09K / ;
U.S. Cl.
CPC ...
549218 ; 252609 ; 252608 ;
Abstract

Phenolphthalein bis(dihydrocarbyl phosphates), optionally substituted with chloro or bromo atoms, can be used as fire retardant additives for polymers.


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Aaronson, Alan. (1993). Phenolphthalein bis (dihydrocarbyl phosphate) compounds (U.S. Patent No. 5183905). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5183905

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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