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Main.COATINGS.Organic Coatings.Powder Coatings.Companies (Production).Co.: DE. B.Patent.Claims Etc.Claim 1: Color Strength Improving.Method of Cured Film of Powder.Coating Compn Steps A) Combine.i) Powder Binder; ii) Pigment & iii.) Surfactant to form Mixt.; B).Extrude Mixt to form Extrudate; C).Producing Powder Coating from.Extrudate; D) Apply Coating to.Substrate & E) Curing Coating Compn.Claims 2,3: Surfactant HLB=1-20;.4-17 resp. Claim 5: NonIonic.Surfactant Select:.AlkylPhenol Alkoxylate Etc. Claim 8.: 1-25C Alcohol Chains. Claim 10:.EO-PO Block CoPolymers Comprise.Amine-based Block CoPolymers.Claim 11: Amine-based TetraFunct..Block CoPolymers derived from.Addition of EO & PO to.Ethylenediamine. Claim 12:.Sorbitan Fatty Acid Esters Select:.Sorbitan MonoLaurate Etc.Patent Assignee |