CARBOMER
Carbomer are a
class of high molecular weight, Water soluble polymer and rheology modifier. It
is a proven exceptional thickener, suspending agent and stabilizer utilized in
a wide variety of personal care products. Carbomer is an extremely efficient
rheology modifier capable of providing high viscosity and forms sparkling clear
water or hydroalcoholic gels and creams.
Specifications:
|
Appearance |
White, Fluffy
powder |
|
Solubility |
When
neutralized with alkali hydroxide or amine it dissolves in water, alcohol and
gylcerin |
|
Odor |
Slightly
Acidic |
|
Loss on
drying |
Not more than
2.0 % w/w |
|
Bulk density |
Between 0.19
to 0.27 |
|
Ph (1% soln.
in water) |
Between 2.50
to 3.0 |
|
Heavy metal (as
Pb) |
Not more than
10 ppm |
|
Arsenic (as
As) |
Not more than
2 ppm |
|
Viscosity
(0.5 degree w/v in water,spindle no 7, 20 RPM at 25 degree C) |
Not less than
56.0% and Not more than 68.0 % w/w of free carboxylic acid group |
|
Clarity of
0.5 % w/v solution in reference with water t 420 nm spectrophotometer |
Not less than
85 % |
|
Residual
Solvents Ethyl Acetate Cyclohexane |
Not more than
3000 ppm Not more than
3000 ppm |