FREEZE STABLE TETRAKIS(HYDROXYMETHYL) PHOSPHONIUM SULFATE FORMULATIONS

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专利权人:

ROHM AND HAAS COMPANY

发明人:

STEPHENS, RANDALL W.,WARWICK, EILEEN F.

申请号：

CA2979685

公开号：

CA2979685A1

申请日:

2016.03.15

申请国别(地区):

CA

年份:

2016

代理人:

摘要：

A composition comprising: (a) tetrakis(hydroxymethyl)phosphonium sulfate (THPS) (b) water and (c) 1,2-propanediol wherein the weight percentages of (a), (b) and (c) are within the area on a ternary phase diagram for (a), (b) and (c) bounded by five points: (A) 20% THPS/40% water/40% 1,2-propanediol (B) 20% THPS/20% water/60% 1,2-propanediol (C) 65% THPS/22% water/13% 1,2-propanediol (D) 65% THPS/25% water/10% 1,2-propanediol and (E) 40% THPS/28% water/32% 1,2-propanediol.

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