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. 12, 1983
Filed:
Apr. 21, 1982
James C Weaver, Kingsport, TN (US);
Robert W Seymour, Kingsport, TN (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
Stampable sheet of reinforced thermoplastic material having a plurality of layers of polymeric material and a plurality of layers of fibrous reinforcing material alternating with the layers of polymeric material, the polymeric material layers having minimum crystallization half-time upon heating of one minute or less and the polymeric material layer inwardly of the outer polymeric material layers and contiguous to a surfacing mat layer having a shrinkage of less than 2% as determined in accordance with ASTM Method D-955; with all of the layers being integrally formed together and possessing a smooth surface, essentially free of fiber 'read-through', and of the type required of exterior automotive-type appearance parts; and a stamped sheet formed from the stampable sheet and having a heat deflection temperature under 264 psi load greater than T.sub.m -50.degree. C. wherein T.sub.m is the melting point of the outer layers of the sheet.