Basf Coatings Gmbh

Basf Japan, Ltd.

Oliver Hilge

Peter Hoffmann

Andreas Poppe

Sabine Holtschulte

Günter Klein

Björn Feldmann

Matthijs Groenewolt

Hitoshi Taniguchi

Manuela Niemeier

Benedikt Schnier

Wilfried Stübbe

Guenter Klein

Berthold Austrup

Simone Hesener

Elisabeth Wessling

Julia Melzer

Eishi Tsukamoto

Ulrike Clausen-Meiring

Ulrike Wenking

Hiroyuki Takagi

Kristin Michel

Stefanie Schroeder

Petra Wagner

Tanja Bricke

Silke Hottenbacher

Karin Homann

Katharina Huebner

Veronika Lackstadter

Bianca Giesen

Jan Winsberg

Jan Zaminer

Bianca Hunder

Veronika LACKSTÄDTER

Rui Niimi

Compositions comprising (B1) at least one polyisocyanate-group-containing compound (B1) having free or blocked isocyanate groups and a cycloaliphatic polyisocyanate parent structure, and/or a polyisocyanate derived therefrom, and (B2) at least one polyisocyanate-group-containing compound (B2) having free or blocked isocyanate groups and an acyclic, aliphatic polyisocyanate parent structure, and/or a polyisocyanate derived therefrom, where at least one of component (B1) and component (B2) comprise at least one structural unit selected from the group of structural unit (I)&#x2014;NR&#x2014;(X&#x2014;SiR&#x2033;(OR')3-)&#x2003;&#x2003;(I),structural unit (II)&#x2014;N(X&#x2014;SiR&#x2033;(OR&#x2032;)3-)(X&#x2032;&#x2014;SiR&#x2033;(OR&#x2032;)3-)&#x2003;&#x2003;(II),and mixtures of two or more of the foregoing, wherein the compound (B1) is in an amount such that the binder fraction of the compound (B1) is between 5% and 45% by weight, based on the sum of the binder fraction of the compound (B1) and of the compound (B2), and the mixture of components (B1) and (B2) includes structural units (I) and structural units (II).

Coating agent compositions, coatings made therefrom and exhibiting high scratch resistance and good polishability, and use thereof

Disclosed is a hyperbranched, dendritic, hydroxyl-functional polyester comprising an OH number greater than or equal to 180 mg KOH/g as measured via DIN 53240 and to clearcoat compositions comprising said polyesters. Also disclosed are processes for preparing the disclosed polyester, methods of making coated automotive substrates by applying the disclosed clearcoat compositions to automotive substrates, and to coated substrates made therefrom.

Clear paint compositions comprising hyperbranched, dendritic, hydroxyl-functional polyesters

The present invention relates to a coating composition comprising

Coating composition having a high scratch resistance and weathering stability

Coating agent having high scratch resistance and high weathering resistance

Growing community of inventors

Drensteinfurt, Germany

Oliver Hilge