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:
Jul. 03, 1979
Filed:
Oct. 17, 1977
Applicant:
Inventors:
Jacob Braslaw, Southfield, MI (US);
Purnachandra Pai, Southfield, MI (US);
Assignee:
Ford Motor Company, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
260-23 ; 521164 ; 528 85 ;
Abstract
A recycling process for flexible polyurethane foam which comprises dissolving the foam in low molecular weight diol, admixing therewith high molecular weight polyol that is suitable for preparation of flexible urethane foam, removing under vacuum low molecular weight diol solvent from the admixture obtained, and recovering the residue which comprises polyol product that may be used to provide new flexible foam with desirable properties including advantageous tear strength.