Title:
ポリオキシメチレンの製造方法
Document Type and Number:
Japanese Patent JP2008533265
Kind Code:
A
Abstract:
A process for the preparation of polyoxymethylenes by cationic polymerization of the monomers a) in the presence of initiators b) and, if appropriate, in the presence of regulators c) and subsequent deactivation and isolation of the polymer, wherein the total amount of proton donors is less than 5000 ppm in the entire polymerization.
Inventors:
Jens Asman
Knut Zerner
Marco Brinzler
Melanie Waterel
Claudius Schwittai
Knut Zerner
Marco Brinzler
Melanie Waterel
Claudius Schwittai
Application Number:
JP2008501300A
Publication Date:
August 21, 2008
Filing Date:
March 15, 2006
Export Citation:
Assignee:
BASF SE
International Classes:
C08G2/04
Domestic Patent References:
| JPH10120746A | 1998-05-12 | |||
| JPH09278851A | 1997-10-28 | |||
| JPH09272725A | 1997-10-21 | |||
| JPH0790037A | 1995-04-04 | |||
| JPS5712018A | 1982-01-21 | |||
| JPS5638313A | 1981-04-13 | |||
| JP2003522260A | 2003-07-22 |
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Kimihiro Hoshi
Hiroyasu Ninomiya
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Kimihiro Hoshi
Hiroyasu Ninomiya
Einzel Felix-Reinhard
Reinhard Einsel