Betz Laboratories, Inc.

Hercules Corporation

Momentive Performance Materials Gmbh

Betzdearborn, Inc.

Ge Betz, Inc.

Other

General Electric Company

Chemetall Gmbh

Chemtall Corporation

Philip D. Deck

William S. Carey

Bret Chisholm

Edward A. Rodzewich

Donald W., Jr, Whisenhunt

Jeffrey I. Melzer

Jeffrey I Melzer

Michael T Raab

Barry P Gunagan

Andrea Keys

Bret Ja Chisholm

Donald Wayne Whisenhunt, Jr

Edward A Rodzewich

William S Carey

Robert Alan Gelman

Christopher M Carter

William W Maslanka

Andrea Keys Eodice

Philip D Deck

Kendall L Guyer

Lingyun He

Matthew M Hunter

Robert G Szewczyk

Richard A Stuhrke

Matthew B Howle

Robert A Gelman

Wei Lu

Shiu-Chin Huang Su

Jiangbo Ouyang

William L Harpel

David Birenbaum Engel

Zijun Xia

Andrew Solov

Qunjian Huang

Xiaoan Xie

Joanne Lefever

Ping Lue

Yanju Wang

Xing Zhang

Robert A Iezzi

Caroline Chihyu Sui

Yida Xu

Richard J Sujdak

Bruce Haberle

Jennifer E Steed

Shiu-Chin (Cindy) H Su

Edmund P Szwajkowski

Kevin M Mottern

James Canorro

William Rodriquez

Mathew B Howle

Donald W Whisenhunt

Davidl B Engel

Jr Donald W

A water treatment system comprises at least one electrolytic cell comprising at least one electrode and a power source for powering the electrode. The electrode may be a metal electrode comprising a coating of polymer comprising structural units of formula I (I) wherein Ris independently at each occurrence a C-Calkyl radical or &#x2014;SOM wherein M is independently at each occurrence a hydrogen or an alkali metal a hydrogen or an alkali metal, Ris independently at each occurrence a C-Calkyl radical, a is independently at each occurrence an integer ranging from 0 to 4, and b is independently at each occurrence an integer ranging from 0 to 3. An associated method is also described. 

Polymeric-metal composite electrode-based electrochemical device for generating oxidants

Conversion and passivation coatings and methods for metal surfaces such as steel and aluminum are disclosed. The coating compositions comprise an aqueous sol of cerium oxide and/or silica particles and a ureido silane compound. The methods of the invention comprise contacting the requisite metal surface with the coating composition.

No-rinse pretreatment methods and compositions

Chromate free treatments and compositions for applying a conversion or passivation coating to metal surfaces. Preferred compositions comprise a film forming latex polymer, fluoacid, phosphoric acid, and a polyoxyethylene/oxypropylene block copolymer. The requisite metal surfaces are contacted by the compositions and dried. Rinsing is optional.

Non-chrome passivation of steel

Conversion and passivation coatings and methods for treating metal surfaces such as steel and aluminum are disclosed. The coating compositions comprise a silane and a stabilizing agent. The methods herein comprise contacting the requisite metal surface with the coating composition.

Storage stable composition of partial and/or complete condensate of hydrolyzable organofunctional silane

Chromate-free and metal phosphate free treatments and compositions for applying a conversion or passivation coating for metals, more particularly, steel, zinc coated steel, and aluminum surfaces. The methods of the invention comprise contacting the requisite metal surface with a treatment composition comprising a member or members comprising one or more Group IV B elements, fluoride, and phosphonic acid or phosphonate. Optionally, a silane may be added as a treatment component.

Rinsable metal pretreatment methods and compositions

Chromate-free treatments and compositions for applying a conversion or passivation coating for metals, more particularly zinc coated metal surfaces. The methods of the invention comprise contacting the requisite metal surface with a phosphonomethylated polyamine. Other aspects of the invention involve methods and compositions in which the following optional components can be included: fluoacid, silane, inorganic phosphorus, acid, latex film forming component and pH adjustment agent.

Non-chrome metal treatment composition

Chromate-free treatments and compositions, for applying a conversion or passivation coating to zinc coated metal surfaces. The compositions comprise a polyamidoamine/epihalohydrin polymer or cationic polyamine/epihalohydrin polymer component, fluoacid, HPO, and a film forming polymer latex component. The requisite metal surfaces are contacted by the compositions and dried. Rinsing is optional.

Non-chromate conversion coating treatment for metals

The present invention relates to aqueous compositions comprising component (A) which comprises at least one water-soluble component comprising at least one functional group that undergoes a crosslinking reaction, preferably upon drying and/or heating; component (B) which comprises at least one film-forming material, preferably a latex material; and component (C) which comprises at least one component that provides at least one of moisture and/or water barrier properties and/or vapor barrier properties greater than that provided by the combination of components (A) and (B) alone.

Compositions for imparting desired properties to materials

The present invention relates to a composition for the treatment of metal substrates including an aqueous solution of a Group IVA metal ion, selected from the group consisting of zirconium, titanium, hafnium and mixtures thereof, and a water-soluble or water-dispersible polyphenolamine.

Polyphenolamine composition and method of use

The present invention relates to aqueous compositions comprising component (A) which comprises at least one water-soluble component comprising at least one functional group that undergoes a crosslinking reaction, preferably upon drying and/or heating; and component (B) which comprises at least one film-forming material. In particular the composition is a coating composition comprises: (A) at least one polyamidoamine-epihalohydrin resin; and (B) at least one material selected from flexibilizing materials, crosslink inhibiters and combinations thereof in an amount sufficient to impart a cuttability value of less than about 15 to a substrate coated with the coating composition. Component (B) is preferably at least one polymer comprising repeating units derived from an alkyl halide having at least one double bond and an alkene, such as ethylene vinyl chloride. Coated substrates such as coated building units, such as ceiling tiles and wall boards, as well as methods of producing such coated substrates are also provided.

A method of forming a hydrophilic coating on a metal surface which includes contacting the metal surface with a substantially silane-free aqueous solution containing a cationic polymer and an alkaline aqueous silicate.

Composition and process for treating metal surfaces

A method of forming a protective coating on aluminum and aluminum alloy surfaces to improve adherence of siccative coatings such as inks, paints, and lacquers. The method involves rinsing acid treatments from aluminum surfaces followed by coating the aluminum surfaces with a polymeric composition. The method provides improved adhesion of siccative coverings to treated aluminum surfaces over chrome containing and non-chrome containing fluoroacid and polymer mixture treatments.

Chromium-free aluminum treatment

A hydrophilic coating for aluminum comprising a substantially chromium-free treatment including phosphoric acid, boric acid and optionally molybdic acid.

Hydrophilic treatment for aluminum

A method of enhancing the drainage of residual aqueous rinse from the external surfaces of plastic parts is disclosed. The method employs an aqueous solution of a tannin compound, which when applied to the surface of plastic parts will not rinse off during subsequent rinse stages and will remain on the plastic parts.

Reactive rinse aid for processing plastic surfaces

Processes for enhancing the drainage of residual aqueous rinse from the external surfaces of plastic parts, such as auto fascia, are disclosed. The processes employ an aqueous solution of an amine functional silane compound, which when applied to the surfaces of plastic parts will not rinse off during subsequent rinse stages and will remain on the plastic parts.

Reactive silane composition and process for enhanced drainage of

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Lansdale, PA, United States of America

Jeffrey I Melzer