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:
Sep. 29, 1992
Filed:
May. 28, 1991
Applicant:
Inventors:
Samir F Elias, Wichita, KS (US);
Kevin Klausmeyer, Clearwater, KS (US);
Kurt Holland, Pratt, KS (US);
Assignee:
Koch Industries, Inc., Wichita, KS (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
524 60 ; 2523115 ; 252314 ; 106277 ; 427138 ; 4272088 ; 524 68 ;
Abstract
The present invention relates to an asphalt-rubber emulsion useful as a joint and crack sealant that can be applied to concrete and asphalt at ambient temperatures, and to a method for producing same. The aqueous emulsion comprises a polymeric surfactant and the reaction product of an asphalt-elastomer mixture, a liquid rubber, and a peroxide cross-linking agent. The emulsion has a relatively high solids content and a relatively high rubber content.