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:
Aug. 26, 1997
Filed:
Mar. 17, 1995
Applicant:
Inventors:
Taiji Kambayashi, Yamatotakada, JP;
Hideyuki Mekata, Nara-ken, JP;
Hiroaki Umezu, Tokyo, JP;
Hiroshi Matsunaga, Kasukabe, JP;
Assignees:
Osaka Organic Chemical Industry Co., Ltd., , JP;
Snova Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
428405 ; 428407 ; 524267 ; 524269 ; 10628713 ; 10628724 ; 10628727 ; 525199 ;
Abstract
An artificial snowseed in the form of granules of a super water-absorbing polymer already coated with a fluorine-containing material and/or a silicone oil. The granules can retain the original spherical form after absorption of water without sticking to each other. Further the present invention provides a method for making artificial snow comprising freezing the above artificial snowseed after absorption of water.