Title:
ポリウレタン硬質発泡体材料の製造方法
Document Type and Number:
Japanese Patent JP2013521356
Kind Code:
A
Abstract:
The invention relates to a method for producing polyurethane hard foam materials by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms reactive with two isocyanate groups in the presence of c) foaming agents, characterized in that the compounds having at least two hydrogen atoms reactive with two isocyanate groups comprise at least one polyether alcohol b1) having a functionality of 2-8 and a hydroxyl number of 200-800 mg KOH/g, said alcohol having been produced by building up alkylene oxides b1b) on compounds having at least two hydrogen atoms reactive with alkylene oxides b1a), referred to below as starting substances, using an amine b1c) as a catalyst.
Inventors:
Elling, Belent
Schütte, Marx
Tsarbaks, Sylls
Seifert, Holger
Kunpf, Gunnar
Schütte, Marx
Tsarbaks, Sylls
Seifert, Holger
Kunpf, Gunnar
Application Number:
JP2012555365A
Publication Date:
June 10, 2013
Filing Date:
February 22, 2011
Export Citation:
Assignee:
BASF SE
International Classes:
C08G18/48; C08J9/14
Domestic Patent References:
| JP2011522924A | 2011-08-04 | |||
| JP2002506897A | 2002-03-05 | |||
| JPH03231912A | 1991-10-15 | |||
| JPH03231916A | 1991-10-15 | |||
| JPH03167210A | 1991-07-19 | |||
| JPH0347832A | 1991-02-28 | |||
| JPS48996A | ||||
| JPH04370108A | 1992-12-22 | |||
| JP2008121015A | 2008-05-29 |
Foreign References:
| EP0045544A2 | 1982-02-10 | |||
| US20050004403A1 | 2005-01-06 | |||
| DE102007052599A1 | 2008-05-15 | |||
| US4332936A | 1982-06-01 |
Attorney, Agent or Firm:
Satoshi Eto