Patent ID: 6568996
Filing Date: 2003-05-27
Classification: B24B,C09G,C09K,H01L

Abstract:
A dispersant used for a polishing agent for processing semiconductor comprising a dispersant component and water, wherein the polishing dispersant component is at least one selected from the group consisting of gelatin, taragum, cationic guar gum, collagen, dextrin, tragacanth, propylene glycol alginate, cyclodextrin, chitin, hyaluronic acid, carmelose, starch, cyprogum, bee gum, pullulan, laponite, pectin, bentonite, trehalose, casein, saccharose, maltose, fructose, mannose, glucuronic acid, glucosamine, glucosan, cationic cellulose, glucosidase, glucose phenylosazone, hydroxyethylcellulose, chitosan, starch phosphate, soybean lecithin, xanthane gum, tamalind gum, locust bean gum, tamalindsy gum, Arabic gum, cyliumseed gum, caragynan, gelan gum, guar gum and polyglycerol fatty acid ester.