Title:
フルオロアルキル基と炭化水素基を有する分岐型界面活性剤
Document Type and Number:
Japanese Patent JP4497297
Kind Code:
B2
Abstract:
To obtain a surfactant useful in a carbon dioxide-water system.
The surfactant is represented by general formula (I) [Rf is a (per)fluoroalkyl group, a (per)fluoroether group or a (per)fluoropolyether group; Rh is an alkyl group; Y is O, S or NR (R is a hydrogen atom, methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, sec-butyl or t-butyl); p and q are not 0 at the same time and are each 0 or 1; M is a hydrogen atom, an alkali metal, 1/2 an alkaline earth metal or ammonium].
COPYRIGHT: (C)2006,JPO&NCIPI
Inventors:
Takafumi Nagai
Kazuhisa Fujii
Kazuhisa Fujii
Application Number:
JP2004183077A
Publication Date:
July 07, 2010
Filing Date:
June 21, 2004
Export Citation:
Assignee:
Daikin Industries, Ltd.
International Classes:
C09K23/02; C07C305/10; C11D1/14
Domestic Patent References:
| JP61159636A | ||||
| JP58184151A | ||||
| JP50161236A | ||||
| JP52023023A | ||||
| JP51151125A | ||||
| JP49134628A |
Attorney, Agent or Firm:
Eiji Saegusa
Kakehi Yuro
Kenji Saito
Kakehi Yuro
Kenji Saito