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:
Jun. 27, 1978
Filed:
Sep. 21, 1977
Applicant:
Inventors:
Alvin J Kieft, Ashland, OH (US);
Richard L Cline, Ashland, OH (US);
Thomas G Rabito, Ashland, OH (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 / ; 260 / ;
Abstract
A polyurethane adhesive that is sandable when cured, the adhesive being the reaction product of a mixture of about one mol of a polyester polyol or polyether polyol of 2-4 hydroxyls having a molecular weight of 500 to about 3000 and 2.5 to 7 mols of isocyanate composition of a mixture of toluene diisocyanate and methane di(phenyl isocyanate) containing a filler composed of silica platelets and glass spherical platelets, a plasticizer amount of polyvinyl chloride plasticizer and a curative amount of monomeric nitrogen containing tetraol of 200 to 1000 molecular weight.