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. 03, 2016
Filed:
Jul. 26, 2012
Annegret Terheiden, Alpen, DE;
Roland Hubel, Essen, DE;
Michael Ferenz, Essen, DE;
EVONIK DEGUSSA GMBH, Essen, DE;
Abstract
The present invention relates to an additive composition useful as additive for controlling the foam properties of polyurethane foams which is characterized in that it contains at least one ionic surfactant A selected from those of formula AMwhere A= anion selected from the group comprising alkyl and aryl sulphates, polyether sulphates and sulphonates, sulphonates, alkyl and aryl sulphonates, alkyl and aryl carboxylates, saccharinates and polyether phosphates, and M= cation, and/or at least one anionic surfactant B selected from a quaternized ammonium compound, and at least one tertiary amine compound C, which has a molar mass of at least 150 g/mol, and/or at least one oxazasilinane D, a process for production of polyurethane foam by using this additive composition and also correspondingly produced polyurethane foams and use thereof.