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.

Date of Patent:
Sep. 24, 2024

Filed:

May. 12, 2022
Applicant:

Johns Manville, Denver, CO (US);

Inventor:

Daniel P De Kock, Assenede, BE;

Assignee:

Johns Manville, Denver, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 70/52 (2006.01); B29B 9/14 (2006.01); B29K 105/06 (2006.01); C08J 5/04 (2006.01);
U.S. Cl.
CPC ...
B29C 70/523 (2013.01); B29B 9/14 (2013.01); B29C 70/525 (2013.01); C08J 5/04 (2013.01); B29K 2105/06 (2013.01); C08J 2300/22 (2013.01);
Abstract

A fully impregnated fiber-reinforced thermoplastic granule includes a fiber core impregnated with a thermoplastic resin and coated with the resin and subsequently polymerized to form a thermoplastic. The granule is formed in a continuous process including a continuous fiber strand being coated and impregnated with a thermoplastic resin, curing the thermoplastic resin, and cutting the fiber and thermoplastic into granules of a desired length. The continuous process results in a uniform, fully impregnated fiber core in the granule which results in a longer reinforcing fiber for added strength in subsequently produced products formed from the granules.


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