Carbopol 940, also called CarbCarbopol, also called Carbomer or Carboxypoly-methylene is a
generic name for synthetic high molecular weight polymers of acrylic acid used as thickening, dispersing, suspending and
emulsifying agents in pharmaceuticals and cosmetics. They may be homopolymers of acrylic acid, crosslinked with an allyl ether
pentaerythritol, allyl ether of sucrose or allyl ether of propylene. Carbomers are found in the market as white and fluffy
powders. They have the ability to absorb, retain water and swell to many times their original volume.
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