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:
Apr. 25, 1995
Filed:
Jul. 29, 1992
Applicant:
Inventors:
Claudio Tonelli, Concorezzo, IT;
Giovanni Simeone, Milan, IT;
Assignee:
Ausimont S.p.A., Milan, IT;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ; C08G / ; C09J / ;
U.S. Cl.
CPC ...
528 70 ; 528 10 ; 528 25 ; 528 26 ; 528 28 ; 528 29 ; 528 33 ; 528 34 ; 528 43 ; 528 60 ; 528 66 ; 528 73 ; 528 74 ; 528 76 ; 528 77 ; 528905 ; 4273855 ; 427387 ; 427389 ; 4273899 ; 427392 ; 4273936 ; 4284231 ; 4284234 ; 4284251 ; 4284255 ; 156329 ; 1563314 ; 1563317 ;
Abstract
A class of cross-linked fluorinated polyurethanes, which can be used for protecting and reinforcing coatings on films, sheets, laminates and similar thin structures made of cellulose, graphite, mica, kaolin, leather etc. as well as for adhesive and reinforcing material in multi-layer structures made of films, sheets, laminates and similar thin structures made of graphite, mica, kaolin, etc. These polyurethanes can be obtained starting from the following components: