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:
May. 06, 2008
Filed:
Apr. 16, 2004
Alfred Eitel, St. Johann, AT;
Haakan Jonsson, Cranberry Township, PA (US);
Ulrich Liesenfelder, Bergisch Gladbach, DE;
Stefan Moss, Haan, DE;
Ricarda Nothelle, Shanghai, CN;
Andreas Frankenau, Kempen, DE;
Stephen Böhmer, Pulheim, DE;
Alfred Eitel, St. Johann, AT;
Haakan Jonsson, Cranberry Township, PA (US);
Ulrich Liesenfelder, Bergisch Gladbach, DE;
Stefan Moss, Haan, DE;
Ricarda Nothelle, Shanghai, CN;
Andreas Frankenau, Kempen, DE;
Stephen Böhmer, Pulheim, DE;
Lanxess Deutschland GmbH, Leverkusen, DE;
Abstract
A continuous process for the production of an elastomer-modified thermoplastic is disclosed. The process entails (i) obtaining graft elastomer (D) having residual moisture content of 1 to 50 wt. %, particularly 5 to 50 wt. %, particularly preferably 10 to 40 wt. %, (ii) introducing (D) and thermoplastic resin (B) through an inlet to a reactor operating under conditions calculated to melt (D) and (B) and to remove organic volatile components C) to produce a molten blend, the reactor being equipped with a plurality of kneading bars, that convey a portion of the molten blend towards the reactor inlet.