Patent · US Active

Transparent TPU (thermoplastic polyurethanes)/PMMA (polymethyl (meth) acrylate) blends with improved low-temperature impact resistance

US8722788B2 · kind B2 · utility

5Cited by

49References

16Claims

0Family size

Assignees

Evonik Röhm GmbH · DE
CPS GmbH · US

Inventors

Klaus Schultes · Wiesbaden, DE
Peter Battenhausen · Wächtersbach, DE
Ursula Golchert · Dieburg, DE
Adalbert Loidl · Palling, DE

Key dates

Filing date	Aug 28, 2006
Grant date	May 13, 2014
Priority date	—
Expiry date	Dec 14, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L75/04
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention describes transparent plastics mixtures having low-temperature impact resistance composed of a thermoplastic polyurethane (TPU) and of an impact-modified poly(meth)acrylate (PMMA).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.