Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1994-02-03
1995-02-28
Skane, Christine
Compositions
Water-softening or purifying or scale-inhibiting agents
25217422, 252162, 252142, 252DIG2, 252173, 252DIG14, C11D 337, C11D 318, C11D 172
Patent
active
053934547
ABSTRACT:
A thickened composition having a complex viscosity at 1.58 Hz of about 0.1 to about 200 Pascal seconds, a G' value of about 0.1 to about 1500 dynes/sq cm over a strain range of 1 to 5% and a G" value of about 0.1 to about 1000 dynes/sq cm over a strain range of 1 to 5% which comprises approximately by weight 2 to 25 wt % of a nonionic surfactant having an HLB of about 0.1 to about 8.0; 0.1 to 10.0 wt % of a polymeric thickener; 2 to 30 wt % of an aliphatic hydrocarbon having about 6 to about 22 carbon atoms; and the balance being water.
REFERENCES:
patent: 4919839 (1990-04-01), Durbut et al.
patent: 5039441 (1991-08-01), Thomas et al.
patent: 5169553 (1992-12-01), Durbut et al.
Broze Guy
Mondin Myriam
Colgate Palmolive Co.
Douyon Lorna M.
Grill Murray
Nanfeldt Richard E.
Skane Christine
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