stability . . . when pH drift is a problem
maintain viscosity stability over a wide p H range a s nthetic u m
with M E T H O C E L
p H drift c a n ruin y o u r product during storage if i t causes failure of t h e viscosity c o n t r o l agent. Methocel® (Dow methylcellulose) i s being used a s a viscosity c o n t r o l in systems with a p H a s low a s 2 a n d a s high a s 1 2 with complete success. As a r e s u l t of MethocePs stability, many latex a n d resin emulsion p a i n t s , pharmaceuticals a n d cosmetics n o w reach c o n s u m e r s w i t h o u t danger of damaging breakdown during periods of storage.
you VOLUME
3 3,
NO.
17
·
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APRIL
can depend 2 5,
1955
y
s
Methocel is also used as a suspending agent, binder a n d film former. T h i s versatility m a y aid in simplifying your process or p r o d u c t for improved economy. Methocel is offered in a broad range of viscosities from 10 cps t o 7,000 cps, and aqueous solutions of this remark ably stable g u m are odorless, colorless a n d inert. For a free sample of Methocel or assistance o n y o u r specific p r o b l e m , write to T H E DOW CHEMICAL COMPANY, Midland,
Michigan, D e p t . ME 827A.
on DOW CHEMICALS
ββΐΐΐι 1755