Title:
PENTAFLUOROBUTANE COMPOSITION AND SOLVENT COMPOSITION FOR CLEANING
Document Type and Number:
WIPO Patent Application WO/2005/085407
Kind Code:
A1
Abstract:
1,1,1,3,3-Pentafluorobutane is made to be repeatedly and stably usable over long. The pentafluorobutane composition and the solvent composition for cleaning each comprises 100 parts by weight of 1,1,1,3,3-pentafluorobutane, 0.1 to 5.0 parts by weight of at least either of nitromethane and nitroethane, and 0.1 to 5.0 parts by weight of at least one member selected among 1,3-dioxolane, trimethoxymethane, trimethoxyethane, and 1,2-butylene oxide.
Inventors:
KANEKO AKIYASU (JP)
Application Number:
PCT/JP2005/003766
Publication Date:
September 15, 2005
Filing Date:
March 04, 2005
Export Citation:
Assignee:
KANEKO CHEMICAL CO LTD (JP)
KANEKO AKIYASU (JP)
KANEKO AKIYASU (JP)
International Classes:
C11D1/00; C11D7/24; C11D7/26; C11D7/32; C11D7/30; C11D7/50; C11D7/28; (IPC1-7): C11D7/30; C11D7/24; C11D7/26; C11D7/32; C11D7/50
Foreign References:
| JP2002241796A | 2002-08-28 | |||
| JP2003129090A | 2003-05-08 | |||
| JPH05171185A | 1993-07-09 | |||
| JP2000328095A | 2000-11-28 |
Other References:
See also references of EP 1724334A4
Attorney, Agent or Firm:
ISSHIKI & CO. (12-7 Shinbashi 2-chom, Minato-ku Tokyo 04, JP)
Download PDF:
Previous Patent: ANIONIC SURFACTANTS AND COMPOSITIONS CONTAINING THE SAME
Next Patent: IMPROVED ALKALINE CHEMISTRY FOR POST-CMP CLEANING
Next Patent: IMPROVED ALKALINE CHEMISTRY FOR POST-CMP CLEANING