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:
Jan. 30, 2018
Filed:
Dec. 01, 2011
Guenter Schmitt, Darmstadt, DE;
Sandra Reemers, Muenster, DE;
Emmanouil Spyrou, Schermbeck, DE;
Heike Heeb, Erlensee, DE;
Stephan Kohlstruk, Duelmen, DE;
Friedrich Georg Schmidt, Haltern am See, DE;
Elke Gollan, Herne, DE;
Guenter Schmitt, Darmstadt, DE;
Sandra Reemers, Muenster, DE;
Emmanouil Spyrou, Schermbeck, DE;
Heike Heeb, Erlensee, DE;
Stephan Kohlstruk, Duelmen, DE;
Friedrich Georg Schmidt, Haltern am See, DE;
Elke Gollan, Herne, DE;
Evonik Degussa GmbH, Essen, DE;
Abstract
Provided is a prepreg composed of a fibrous substrate impregnated with a reactive or highly reactive polymer composition as a matrix material. The reactive or highly reactive polymer composition contains a (meth)acrylate-based resin comprising at least one of a hydroxyl group, an amine group, a thiol group, an initiator and/or accelerator, and a di- or polyisocyanate which has been internally capped, capped with a capping agent, or a combination thereof. The (meth)acrylate-based resin contains from 20% by weight to 70% by weight of at least one (meth)acrylate monomer and from 1% by weight to 50% by weight of at least one prepolymer.