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公开(公告)号:WO2019207701A1
公开(公告)日:2019-10-31
申请号:PCT/JP2018/016949
申请日:2018-04-26
Applicant: KURITA WATER INDUSTRIES LTD.
Inventor: URSCHEY, Michael , RUDOLPH, Tim
IPC: C23F11/14 , C07C215/40 , C02F5/12 , C10G75/02 , C23F14/02 , C11D7/32 , G03F7/42 , C07C213/10
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.