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:
Dec. 30, 1986
Filed:
Feb. 29, 1984
Applicant:
Inventors:
Akiyoshi Oonishi, Yokkaichi, JP;
Kenji Tanaka, Yokkaichi, JP;
Makoto Tadeka, Ami, JP;
Kazuhiko Konno, Ami, JP;
Masaki Saito, Ami, JP;
Assignee:
Mitsubishi Yuka Fine Chemicals Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
560 15 ; 560 85 ; 560117 ; 560120 ; 560125 ; 560152 ; 560171 ; 560180 ; 560190 ; 560193 ; 560201 ; 544221 ;
Abstract
A phenol derivative represented by the formula ##STR1## wherein R.sup.1 is a secondary or tertiary hydrocarbon residue of having 3 to 8 carbon atoms, R.sup.2 is a hydrocarbon residue having 1 to 12 carbon atoms, X is ##STR2## wherein R.sup.3, R.sup.4 and R.sup.5 each is an alkylene group having 1 to 4 carbon atoms, Z is an n-valent group and n is an integer of 1 to 8. This compound is effective to prevent the oxidation of organic materials.