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:
May. 31, 1983
Filed:
Jun. 24, 1981
Applicant:
Inventors:
Fumihiro Sato, Urayasu, JP;
Masayuki Iwasaki, Yono, JP;
Takashi Terada, Yono, JP;
Hiroshi Ninomiya, Sayama, JP;
Minoru Nakada, Tokyo, JP;
Assignee:
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C08F / ;
U.S. Cl.
CPC ...
427213 ; 424 81 ; 427-3 ; 264D / ;
Abstract
The present invention relates to a process for producing polyacrylic acid salt granules easily soluble in water characterized in that a water-soluble powder of polyacrylic acid salt is granulated according to fluidized bed granulation method while an aqueous solution of the polyacrylic acid salt of a viscosity of 50-700 c.p.s. is sprayed thereon.