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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.:

US 12202241 B1

PDFFull Text
Date of Patent:
Jan. 21, 2025

Filed:

Jun. 08, 2022

Surface veil and surface film integrated prepreg layer and processes for making the same

Applicant:

Kordsa Teknik Tekstil A.s., Kocaeli, AR;

Inventor:

Elif Erdogan, Kocaeli, TR;

Assignee:

KORDSA TEKNIK TEKSTIL A.S., Kocaeli, TR;

Attorney:

Bayramoglu Law Offices LLC

Primary Examiner:

Jacob T Minskey

Assistant Examiner:

Wayne K Swier

Int. Cl.
CPC ...
B32B 5/12 (2006.01); B29B 15/10 (2006.01); B29C 65/00 (2006.01); B32B 5/02 (2006.01); B32B 27/08 (2006.01); B32B 27/10 (2006.01); B32B 27/12 (2006.01); B32B 27/18 (2006.01); B32B 27/36 (2006.01); B32B 27/38 (2006.01); B32B 37/10 (2006.01); B32B 38/08 (2006.01); C08J 5/04 (2006.01); C08J 5/24 (2006.01); C08K 3/36 (2006.01); C08K 5/315 (2006.01); C08L 9/02 (2006.01); C08L 63/00 (2006.01);
U.S. Cl.
CPC ...
B32B 5/12 (2013.01); B29B 15/10 (2013.01); B29C 65/00 (2013.01); B32B 5/024 (2013.01); B32B 27/08 (2013.01); B32B 27/10 (2013.01); B32B 27/12 (2013.01); B32B 27/18 (2013.01); B32B 27/36 (2013.01); B32B 27/38 (2013.01); B32B 37/10 (2013.01); B32B 38/08 (2013.01); C08J 5/042 (2013.01); C08J 5/043 (2013.01); C08J 5/046 (2013.01); C08J 5/24 (2013.01); C08L 63/00 (2013.01); B32B 2260/021 (2013.01); B32B 2260/046 (2013.01); B32B 2262/0223 (2013.01); B32B 2262/0253 (2013.01); B32B 2262/0261 (2013.01); B32B 2264/0214 (2013.01); B32B 2274/00 (2013.01); B32B 2305/076 (2013.01); B32B 2305/08 (2013.01); B32B 2305/188 (2013.01); B32B 2307/51 (2013.01); B32B 2307/514 (2013.01); C08J 2363/00 (2013.01); C08K 3/36 (2013.01); C08K 5/3155 (2013.01); C08L 9/02 (2013.01); C08L 2207/53 (2013.01);
Abstract

A ready to use surface veil and surface film integrated prepreg layer suitable to use in a production of lightweight structural parts/panels with class A surfaces includes a curable bottom base resin formulation including a curable bottom base resin, at least one first toughening agent, at least one accelerator, at least one curing agent and at least one hardener. The prepreg layer further includes a release paper coated with the curable bottom base resin formulation to obtained curable bottom base resin formulation coated release paper as a first resin film; a reinforcement fabric; an outer resin formulation including an outer resin, wherein the outer resin is the curable bottom base resin being 10% more viscous than a resin, at least one thermoplastic toughening agent, at least one accelerator, at least one curing agent and at least one hardener agent.

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