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. 17, 2012
Filed:
Feb. 27, 2009
Plastic mixtures comprising thermoplastic polyurethane (tpu) and impact-resistant poly(meth)acrylate
Uwe Numrich, Gross-Zimmern, DE;
Peter Battenhausen, Brachttal-Udenhain, DE;
Guenther Dickhaut, Riedstadt, DE;
Claude Guenanten, Darmstadt, DE;
Uwe Numrich, Gross-Zimmern, DE;
Peter Battenhausen, Brachttal-Udenhain, DE;
Guenther Dickhaut, Riedstadt, DE;
Claude Guenanten, Darmstadt, DE;
Evonik Roehm GmbH, Darmstadt, DE;
Abstract
The present invention relates to a plastics mixture comprising at least one thermoplastic polyurethane A) and at least one impact-modified poly(meth)acrylate B), where the impact-modified poly(meth)acrylate comprises a hard phase whose glass transition temperature is at least 70° C. and a tough phase whose glass transition temperature is at most −10° C., the average particle size of the tough phase is at most 130 nm, and at least a portion of the tough phase has covalent linkage to the hard phase.