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:
Feb. 20, 1990
Filed:
Sep. 21, 1987
Applicant:
Inventors:
Saburo Wakizaka, Tokyo, JP;
Hiraku Hayasaka, Tokyo, JP;
Kazuki Hashimoto, Tokyo, JP;
Kentaro Shiojiri, Tokyo, JP;
Toshiaki Suzuki, Tokyo, JP;
Assignee:
Toa Dora Kogyo Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
106277 ; 1062731 ; 106278 ; 2523115 ;
Abstract
An asphalt/polyol emulsion is prepared from asphalt and polyol which are mixed and emulsified with a surface active agent and the plasticizer, by utilizing the behavior of a plasticizer according to the polymer solution theory and the surface-modifying effect of the plasticizer according to the surface chemistry.