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:
Nov. 23, 1999
Filed:
May. 04, 1998
Applicant:
Inventors:
John Tze-Chiang Cheng, Charlotte, NC (US);
Heinz Plaumann, Charlotte, NC (US);
Koichi Takamura, Charlotte, NC (US);
Arthur Barry Baughmann, Matthews, NC (US);
Wai-chun Richard Liu, Houston, TX (US);
Assignee:
BASF Corporation, Mt. Olive, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
523450 ; 524 59 ; 524 68 ; 524 69 ; 524 71 ;
Abstract
The present invention relates to a method for improving the compatibility of random vinyl substituted aromatic/C.sub.4 -C.sub.6 conjugated diolefin polymer/asphalt mixtures comprising adding a modifier to said random vinyl substituted aromatic/C.sub.4 -C.sub.6 conjugated diolefin polymer/asphalt mixture selected from the group consisting of: