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Main.POLYMERS.Foam..Compn..Patent..Literature.Claim 1: a) Blowing Agent, b) Wax.Binder, c) Surfactant. Claim 3:.Compn. is Solid Pellet & Blowing.Agent Selected from:.Polycarbonic Acid,.Coated Citric Acid,.Coated Sodium Bicarbonate Etc..Claim 4: Wax Selected from:.Ethylene Bis-Stearamide Wax,.HydroxyStearamide Wax Etc.Claim 6: Functional Compd. Additive.Claim 7: Surfactant: Mineral Oil..Claim 8: Filler: Calcium Carbonate.Claim 9: Polymer Material..Claim 11: Functional Compd Additive.is Organic Montmorillonite Clay.Patent Assignee |