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.:

US 7297819 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 20, 2007

Filed:

Feb. 25, 2003
Applicants:

Tobias Hintermann, Basel, CH;

Peter Nesvadba, Marly, CH;

Andreas Kramer, Meyriez, CH;

Jochen Fink, Nussloch, DE;

Inventors:

Tobias Hintermann, Basel, CH;

Peter Nesvadba, Marly, CH;

Andreas Kramer, Meyriez, CH;

Jochen Fink, Nussloch, DE;

Assignee:

Ciba Specialty Chemicals Corp., Tarrytown, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 239/20 (2006.01); C07D 265/32 (2006.01); C07D 265/34 (2006.01); C08F 4/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to open chain alkoxyamine compounds, a polymerizable composition comprising a) at least one ethylenically unsaturated monomer and b) at least one open chain alkoxyamine compound. Further aspects of the present invention are a process for polymerizing ethylenically unsaturated monomers, and the use of open chain alkoxyamine compounds for controlled polymerization. The intermediate N-oxyl derivatives, a composition of the N-oxyl derivatives with ethylenically unsaturated monomers and a free radical initiator X, as well as a process and their use for polymerization are also subjects of the present invention.


Find Patent Forward Citations

Hintermann, Tobias. (2007). Open-chain alkoxyamines and their corresponding nitroxides for controlled low temperature radical polymerization (U.S. Patent No. 7297819). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7297819

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