Title:
STABILIZATION OF COMPOSITIONS COMPRISING QUATERNARY TRIALKYLALKANOLAMINE HYDROXIDE
Document Type and Number:
WIPO Patent Application WO/2019/207701
Kind Code:
A1
Abstract:
A composition comprising a) a quarternary trialkylalkanolamine hydroxide and b) at least one diamine as component b), which is selected from the group consisting of 1-amino-4-methylpiperazine, 1,2-diaminopropane and mixtures thereof.
Inventors:
URSCHEY MICHAEL (DE)
RUDOLPH TIM (DE)
RUDOLPH TIM (DE)
Application Number:
PCT/JP2018/016949
Publication Date:
October 31, 2019
Filing Date:
April 26, 2018
Export Citation:
Assignee:
KURITA WATER IND LTD (JP)
International Classes:
C23F11/14; C02F5/12; C07C213/10; C07C215/40; C10G75/02; C11D7/32; C23F14/02; G03F7/42
Foreign References:
| US20140361217A1 | 2014-12-11 | |||
| US20170121275A1 | 2017-05-04 | |||
| JP2004067548A | 2004-03-04 | |||
| US7279089B2 | 2007-10-09 | |||
| US8177962B2 | 2012-05-15 | |||
| EP2797873A1 | 2014-11-05 | |||
| US20140361217A1 | 2014-12-11 | |||
| US20170121275A1 | 2017-05-04 | |||
| US20070193708A1 | 2007-08-23 | |||
| US9670137B2 | 2017-06-06 | |||
| US5209858A | 1993-05-11 |
Other References:
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 78-90-0
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 6928-85-4
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 6928-85-4
Attorney, Agent or Firm:
SHIGENO, Tsuyoshi et al. (JP)
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