Basf Coatings Gmbh

Basf Coatings Ag

Sergio Gonzalez

Timothy S December

Karl-Heinz Grosse-Brinkhaus

Günther Ott

Film-forming materials include nonionic metal coordinating structures. Nonionic metal coordinating structures can coordinate metals, such as metal catalysts and metal substrates. Example film-forming materials can be the product of a poly-functional epoxide and a nucleophilic ligand having a nonionic metal coordinating structure, or the product of a poly-functional alcohol and an electrophilic ligand having a nonionic metal coordinating structure. Coating compositions can include the film-forming material and a crosslinker. The coating compositions can be used to coat a substrate, such as a metal substrate. Applied coating layers on substrates can be cured to form coating films.

Method of producing a coating having metal coordinating and film-forming materials

A crosslinker (i.e., a curing agent) for polymerizing a film-forming material. The crosslinker is an organic compound including at least two functional groups reactive with a film-forming material and at least one pendent group comprising a &#x2014;Si(OR)group, wherein each R is independently an alkyl group including from 1 to about 12 carbon atoms or an aryl group including substituted and unsubstituted phenyl and benzyl groups. Functional groups reactive with a film-forming materials include isocyanate, blocked isocyanate, uretdione, epoxide, hydroxyl, carboxyl, ester, ether, carbamate, aminoalkanol, aminoalkylether, amide, or amine groups. Embodiments include derivatives of the various crosslinkers as disclosed elsewhere herein, where the crosslinker has at least two functional groups reactive with a film-forming material and at least one pendent group comprising a &#x2014;Si(OR)group.

Crosslinkers containing silane

A crosslinker for polymerizing a film-forming material including an alkyl or aromatic compound comprising at least two functional groups reactive with a film-forming resin and at least one pendent group having a nonionic metal coordinating structure. Coating compositions can include a film-forming material and the crosslinker. The coating compositions can be used to coat a substrate, such as a metal substrate. Applied coating layers on substrates can be cured to form coating films.

Crosslinker of reactive functional groups and nonionic metal coordinating structure-containing alkyl or aromatic compound

Film-forming materials include resins and/or crosslinkers having a &#x2014;Si(OR)group. Film-forming resins can include epoxy, acrylic, polyurethane, polycarbonate, polysiloxane, polyvinyl, polyether, aminoplast, and polyester resins. A process to produce a film-forming resin includes reacting various polymers to incorporate a pendent group comprising a &#x2014;Si(OR)group. Film-forming resins can be used in methods of producing coating compositions. Coating compositions can be used to coat a substrate, such as a metal substrate, by electrodeposition. Applied coatings containing the film-forming resins can be cured to form crosslinked films on substrates.

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Film-forming materials include nonionic metal coordinating structures. Nonionic metal coordinating structures can coordinate metals, such as metal catalysts and metal substrates. Example film-forming materials can be the product of a poly-functional epoxide and a nucleophilic ligand having a nonionic metal coordinating structure, or the product of a poly-functional alcohol and an electrophilic ligand having a nonionic metal coordinating structure.

Film-former of resin with nonionic metal coordinating structure and crosslinker-reactive group

A method for producing film-forming materials including resins and/or crosslinkers having a &#x2014;Si(OR)group. Methods of producing coating compositions and coating a substrate, such as a metal substrate, by electrodeposition. Applied coatings containing the film-forming materials can be cured to form crosslinked films on substrates.

Coating compositions containing silane, methods for producing a coating composition and a coated substrate

Methods of making a coating composition including a film-forming material having a covalently bonded phosphorous atom, the phosphorous atom having at least one covalently bonded oxygen atom. Coating compositions can be used to coat a substrate, such as a metal substrate, by electrodeposition. Applied coatings containing the film-forming resins can be cured to form crosslinked films on substrates.

Methods of producing coating compositions containing phosphorous

Film-forming materials include resins having a covalently bonded phosphorous atom, the phosphorous atom having at least one covalently bonded oxygen atom. Film-forming resins containing phosphorous can include epoxy, acrylic, polyurethane, polycarbonate, polysiloxane, polyvinyl, polyether, aminoplast, and polyester resins. A process to produce a film-forming resin includes reacting various polymers to incorporate a pendent group comprising a covalently bonded phosphorous atom.

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Southfield, MI, United States of America

Sergio Gonzalez