Carbomer1342/Carbopol1342
Items |
Standards |
Outer appearance |
white loose powder |
Viscosity |
20000-40000 mPa.s |
PH value |
2.5-3.5 |
Benzene |
≤ 0.01% |
Loss on drying |
≤2.0% |
Residue on ignition (%) |
≤ 2.0% |
Heavy Metal |
≤20ppm |
Carboxylic acid (–COOH) |
56.0-68.0% |
Character : Carbomer 1342 is a high molecular weight copolymer of acrylic acid and a
long chain alkyl methacrylate cross-linked with allyl ethers of pentaerythritol. Carbomer 1342, previously
dried in vacuum at 80for 1 hour, contains not less than 52.0 percent and
not more than 62.0 percent of carboxylic acid (–COOH) groups.
Usage: It is mostly used in local drug delivery system, could used as thickener for cosmetics.
Application: Usually used as thickener,emulsifier. In the pharmaceutical industry, ofen used
to make ointment, suppository, cream, gel, etc.
Packing: 10KG/Carton or 20KG/Carton |