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:
Nov. 24, 1987
Filed:
Nov. 27, 1985
Applicant:
Inventors:
Mitsuo Namiki, Nagoya, JP;
Toshihiko Osawa, Nagoya, JP;
Yasuko Fukuda, Nagoya, JP;
Tatsuhiko Ozaki, Nishio, JP;
Assignee:
Takemoto Yushi Kabushiki Kaisha, Aichi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ;
U.S. Cl.
CPC ...
252398 ; 252404 ; 426542 ; 426545 ; 549435 ; 549464 ;
Abstract
Phenol-type natural antioxidative materials containing analogs of sesamin or sesamolin are manufactured by processing a processed sesame speed product with an acid catalyst and subsequently condensing and separating the desired materials by a physical means such as extraction, distillation and adsorption. By qualitative analysis, the phenol-type natural antioxidative material thus concentrated and separated by a method of the present invention is found to contain analogs of sesamin (A, B and C) and sesamolin (D) having the following chemical structures: ##STR1##