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:
Oct. 09, 2001
Filed:
Dec. 05, 2000
Applicant:
Inventors:
Kazuhiko Sakamoto, Himeji, JP;
Naoki Serata, Himeji, JP;
Kouji Ueno, Himeji, JP;
Sei Nakahara, Himeji, JP;
Masatoshi Ueoka, Himeji, JP;
Assignee:
Nippon Shokubai Co., Ltd., , JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 6/954 ; C07C 5/7075 ;
U.S. Cl.
CPC ...
C07C 6/954 ; C07C 5/7075 ;
Abstract
It intends to prevent the reduction in quantity with time of an oxyl compound in vinyl compounds. The quantity reduction of the N-oxyl compound is suppressed by causing an N-oxyl compound, N-hydroxy-2,2,6,6-tetramethylpiperidine compound and a 2,2,6,6-tetramethylpiperidine compound to co-exist in vinyl compounds.