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:
May. 24, 1994
Filed:
Jan. 07, 1993
Applicant:
Inventors:
Ronald E MacLeay, Amherst, NY (US);
Jennifer P Kmiec, Tonawanda, NY (US);
Robert T Kazmierczak, Amherst, NY (US);
Assignee:
Elf Atochem North America, Inc., Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525450 ; 525417 ;
Abstract
OO-t-alkyl O-polycaprolactone monoperoxy carbonate compounds comprising polycaprolactones end capped with OO-t-alkyl peroxy carbonate groups which compounds are useful in the preparation of polycaprolactone block and graft copolymers are disclosed. Also disclosed are processes for the preparation and use of the above compounds including use of the above compounds as compatibilizing agents for otherwise immiscible polymers, as well as intermediates useful in the preparative processes.