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:
Mar. 16, 1993
Filed:
Sep. 10, 1991
Applicant:
Inventors:
Gerhard Piestert, Schwetzingen, DE;
Bodo Muller, Wurzburg, DE;
Assignee:
Bostik, Inc., Middleton, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ; C08G / ;
U.S. Cl.
CPC ...
524703 ; 524 16 ; 524 35 ; 524 47 ; 524450 ; 524495 ; 524733 ; 524734 ; 524791 ; 524847 ; 528 59 ; 528 61 ; 528 73 ; 528 75 ;
Abstract
Two-component polyurethane sealants, in particular for the direct glazing of motor vehicles, comprising (A) a pasty polyurethane component containing a polyurethane prepolymer having free isocyanate groups, and a curing agent, and (B) a pasty water-containing component, component (A) containing a blocked curing agent which can be liberated by water, and component (B) containing the water, reversibly bonded to a carrier substance which liberates the water in a delayed manner after components (A) and (B) have been mixed.