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. 22, 2019
Filed:
May. 21, 2010
Frank Braun, Ludwigshafen, DE;
Frank Prissok, Lemförde, DE;
Frank Braun, Ludwigshafen, DE;
Frank Prissok, Lemförde, DE;
BASF SE, Ludwigshafen am Rhein, DE;
Abstract
The present invention relates to a process for the production of an expandable thermoplastic polymer comprising water as blowing agent, comprising at least the step (A) of storage of the thermoplastic polymer in water, so that water is absorbed by the thermoplastic polymer, in order to obtain an expandable thermoplastic polymer, to expandable thermoplastic polymer, obtainable via the process, to a corresponding expanded thermoplastic polymer, to a process for the production of a foam via foaming and fusion of the expanded thermoplastic polymer, and also to a foam, obtainable via said process.