发明名称 Coating pigment suspension for the surface finishing of paper
摘要 A coating pigment based on an aqueous suspension containing calcium sulphate and stabilised by the addition of phosphoric acid esters is proposed. The ester must have at least 11 C atoms. Such a coating pigment suspension has a comparatively low viscosity, which improves its processability.
申请公布号 DE3815281(A1) 申请公布日期 1989.11.16
申请号 DE19883815281 申请日期 1988.05.05
申请人 GEBRUEDER DORFNER GMBH & CO KAOLIN- UND KRISTALLQUARZSAND-WERKE KG, 8452 HIRSCHAU, DE 发明人 KROECK, HANS-JOACHIM, DIPL.-MIN. DR.RER.NAT., 8452 HIRSCHAU, DE;SCHROEDL, WERNER, DIPL.-CHEM. DR.RER.NAT., 8450 AMBERG, DE
分类号 C07F9/11;C07F9/12;D21H19/46 主分类号 C07F9/11
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