Basf Coatings Gmbh

Other

Henkel Ag & Company, Kgaa

Basf Coatings Japan Limited

Basf Japan, Ltd.

Sabine Holtschulte

Andreas Poppe

Björn Feldmann

Günter Klein

Konstantinos Markou

Andreas Niegemeier

Hitoshi Taniguchi

Julia Melzer

Oliver Hilge

Eishi Tsukamoto

Hiroyuki Takagi

Karl-Heinz Joost

Dominik Stoll

Jerome Moebius

Petra Wagner

Matthijs Groenewolt

Manuela Niemeier

Benedikt Schnier

Günther Ott

Ulrike Clausen-Meiring

Silke Hottenbacher

Wilfried Stübbe

Simone Hesener

Rolf Schulte

Ulrike Wenking

Sebastian Sinnwell

Thorsten Gelbrich

Guenther Ott

Tanja Bricke

Bjoern Feldmann

Ute Herrmann

Bianca Giesen

Veronika Lackstadter

Bianca Hunder

Veronika LACKSTÄDTER

The invention relates to a method for producing a pigment paste and an electrocoat containing the paste, the past being made by mixing solid pigment particles with a grind resin in the presence of water and/or an organic liquid, wherein the grind resin includes a dispersion of core-shell particles in an epoxide prepolymer which is liquid at 20&#xb0; C. and the core-shell particles have a silicone core and a polymer shell.

Method for producing a pigment paste, aqueous electrocoat material, use thereof, method for cataphoretic electrocoating, and coated article

The present invention relates to an aqueous coating composition (A) comprising at least one cathodically depositable binder (A1) and optionally at least one crosslinking agent (A2), for at least partly coating an electrically conductive substrate with an electrocoat material, where (A) comprises a total amount of at least 30 ppm of bismuth, based on the total weight of (A), and additionally at least one phosphorus-containing compound (P) blocked with at least one amine of the general formula (I), to the use of (A) for at least partly coating an electrically conductive substrate with an electrocoat material, to a corresponding coating method, and to an at least partly coated substrate obtainable by this method.

Aqueous dip-coating composition for electroconductive substrates, comprising bismuth and a phosphorus-containing, amine-blocked compound

The invention relates to pigment- and/or filler-containing formulations, comprising one or more solids selected from the group of the pigments and fillers, and an emulsifier (EQ), which has the following formula: R&#x2014;N&#x2295;(R)(R)(R)X&#x2296;(EQ), where: Ris a moiety that contains at least one aromatic group and at least one aliphatic group, has 15 to 40 carbon atoms, and contains at least one functional group selected from hydroxy groups, thiol groups, and primary or secondary amino groups and/or comprises at least one carbon-carbon multiple bond; R, R, and Rare, independently of each other, identical or different aliphatic moieties having 1 to 14 carbon atoms; and X&#x2296; stands for the acid anion of an organic or inorganic acid HX. The invention further relates to coating agents comprising said formulations, the use of said formulations to produce electrocoats, and conductive substrates coated with said coating agent compositions.

Formulations containing pigment and filler

The invention relates to aqueous, cationically stabilized primary dispersions comprising dispersed polymer particles having a Z-average particle diameter of 5 to 500 nm and which are obtainable by emulsion polymerization of at least one olefinically unsaturated monomer (A). The emulsion polymerization takes place in the presence of one or more emulsifiers (EQ) having the following general formula: R&#x2014;N(R)(R)(R)X, where Ris a moiety with 15 to 40 carbon atoms which contains at least one aromatic group and at least one aliphatic group, and which contains at least one functional group selected from hydroxyl groups, thiol groups, and primary or secondary amino groups, and/or has at least one carbon-carbon multiple bond, R, R, and R, independently of one another, are the same or different aliphatic moieties containing 1 to 14 carbon atoms, and X stands for the acid anion of an organic or inorganic acid. The invention further relates to a method for producing the primary dispersions, and to coating agents which include the primary dispersions, and to the use of the primary dispersions for producing electrodeposition coatings, and also to conductive substrates coated with the coating compositions. The invention further relates to emulsifiers which are used for producing the primary dispersions according to the invention.

Aqueous primary dispersions, process of their production and use thereof

The invention relates to aqueous, cationically stabilized primary dispersions comprising dispersed polymer particles that have a Z-average particle diameter of 5 to 500 nm and are obtainable by emulsion polymerization of at least one olefinically unsaturated monomer (A), wherein the emulsion polymerization takes place in the presence of one or more emulsifiers (E) having the following general formula: R&#x2014;(R)(R), where: R is a moiety that contains at least one aromatic group and at least one aliphatic group, has 15 to 40 carbon atoms, and contains at least one functional group selected from hydroxy groups, thiol groups, and primary or secondary amino groups and/or comprises at least one carbon-carbon multiple bond; and R, R, and Rare, independently of each other, identical or different aliphatic moieties having 1 to 14 carbon atoms. The invention also relates to a method for producing the primary dispersions, coating agents comprising the primary dispersions, use of the primary dispersions to produce electrocoats, and conductive substrates that have been coated with the coating agent compositions.

Process for preparing pigment and filler containing formulations

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

Binder mixture comprising a hydroxyl-containing compound (A), and at least 1.0% by weight, based on the nonvolatile constituents of the binder mixture, of a phosphorus- and nitrogen-containing catalyst (D) for the crosslinking of silane groups, wherein the hydroxyl-containing compound (A) comprises a hydroxyl-functional polyester having on average at least one hydroxyl function of the polyester esterified with a C8 to C9 monocarboxylic acid, and the catalyst (D) is blocked with at least one tertiary amine of the formula (I) where Ris an acyclic aliphatic or araliphatic hydrocarbon radical having at least 3 C atoms, Ris an acyclic aliphatic or araliphatic hydrocarbon radical which is the same or different from Rand/or R, and Ris hydrogen or an acyclic aliphatic or araliphatic hydrocarbon radical which is the same or different from Rand/or R.

Binding agent mixture, coating agents containing said binding agent mixture, and coatings produced from said coating agents, said coatings having a high scratch resistance, high weathering stability, and good optical properties

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

The invention relates to coating compositions comprising The present invention also provides a multistage coating method using these coating compositions, and also the use of the coating compositions as clearcoat material for producing multicoat effect and/or color paint systems, and use of the coating method for automotive OEM finishing and automotive refinish.

Coating compositions and coatings produced from them with high scratch resistance, weathering stability, and good optical properties

Disclosed is a finish paint composition having a hydroxyl group containing resin (A) comprising a hydroxyl group value of 80 to 220 mgKOH/g, a glass transition temperature of &#x2212;50&#xb0; or above but below 0&#xb0; C., and 25 to 55 mass% of units of 4-hydroxybutyl (meth)acrylate origin, a hydroxyl group containing resin (B) with a hydroxyl group value of 80 to 220 mgKOH/g, and a glass transition temperature of 0 to 50&#xb0; C., and a crosslinking agent (C) comprising polyisocyanate compound having isocyanate groups, wherein the proportions of hydroxyl group containing resin (A) and hydroxyl group containing resin (B) are, as a ratio of solid fraction masses, from 95/5 to 50/50, and the proportion of isocyanate groups of the crosslinking agent (C) with respect to the hydroxyl groups in total of the hydroxyl group containing resin (A) and the hydroxyl group containing resin (B), as the NCO/OH mol ratio, is 0.5 to 1.5.

Paint compositions, a method of finish-painting and painted objects

The invention relates to two-component coating systems comprising as component (a) one or more polyisocyanates, as component (b) one or more oligomeric and/or polymeric compounds that are reactive with component (a), and as component (c) one or more phosphonates selected from the group of phosphonic diesters and diphosphonic diesters, where (i) component (b) comprises all oligomeric and/or polymeric compounds that are present in the two-component coating system and are reactive with component (a) and (ii) component (b) contains not more than 15% by weight, based on the total weight of component (b), of oligomeric and/or polymeric compounds which carry isocyanate-reactive amino groups. Additionally provided by the invention are a process for preparing the two-component coating systems, and the use of these coating systems as a clearcoat, more particularly for multicoat automobile finishing.

Phosphonate-containing two-component coating system and the production and use thereof

Growing community of inventors

Ascheberg, Germany

Sabine Holtschulte