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:
Mar. 18, 2003
Filed:
Oct. 16, 1997
Applicant:
Inventor:
Hirokazu Ikeda, Ako, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/508 ;
U.S. Cl.
CPC ...
B01D 1/508 ;
Abstract
The method of separation of optical isomers in accordance with the present invention is directed to providing a method of separation of optical isomers which enables efficient optical resolution of optical isomer mixture not using expensive silica gel but using a filler which is inexpensive per se and has excellent optical resolution ability, and characterized in that particles of polysaccharide derivatives, preferably ester derivatives and carbamate derivatives of polysaccharide are used as an optical resolution filler.