Title:
FOAMING AGENT FOR FOAM-SHIELDING METHOD
Document Type and Number:
Japanese Patent JP2007002168
Kind Code:
A
Abstract:
To provide a foaming agent for a foam-shielding method, having excellent foaming power and biodegradability.
The foaming agent for the foam-shielding method contains an α-olefinsulfonic acid salt represented by general formula (1): RCH=CH(CH2)nSO3Z (wherein, R is an 8-30C aliphatic hydrocarbon group; n is 0-5; and Z is an alkali metal and/or an alkaline earth metal) as an active ingredient.
Inventors:
YAMATANI SHIRO
KOINUMA TAKESHI
HIRATSUKA YASUYUKI
ENDO CHIAKI
KOINUMA TAKESHI
HIRATSUKA YASUYUKI
ENDO CHIAKI
Application Number:
JP2005186441A
Publication Date:
January 11, 2007
Filing Date:
June 27, 2005
Export Citation:
Assignee:
DAIICHI KASEI SANGYO KK
International Classes:
C09K8/02; C09K23/00; C09K23/52; E21D9/06
Domestic Patent References:
| JP2003507604A | 2003-02-25 | |||
| JP2006348727A | 2006-12-28 | |||
| JPS5984971A | 1984-05-16 | |||
| JP2003314191A | 2003-11-06 | |||
| JP3040756B |
Foreign References:
| WO2004076817A1 | 2004-09-10 | |||
| WO2004101473A2 | 2004-11-25 |
Attorney, Agent or Firm:
Chiharu Shimizu
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