Method for producing a gold coating

organic nitro compound, which is functionalized with a car- boxylic acid, alcohol, aldehyde, or ketone group; and an organic solvent in which the nitro compound is soluble. ULTRASONIC PEENING OF PARTS iI%S. Patent 6,335,844. Jan. 8,2002 C. D. B. Duquenne et al., assignors to Snecma Moteurs, Paris, Prance A method for ultrasonic peening of parts on a wheel comprising an annular surface centered on the geometric axis of rotation of the wheel. surface comprising making an aqueous solution containing at least one compound selected from the group consisting of compounds containing gold(I) or gold(II1) ions, and at least one organic compound selected from the group consisting of formic acid and aromatic car- boxylic acids; adjusting the pH of the solution to 1 to 6; and bringing the workpiece into contact with the solution wherein gold coating is plated onto the palladium surface. WATeRBORNE PAINT COMPOSITION METHOD FOR PRODUCING A GGLD COATING l%S. Patent 6,337,106. Jan. 8, 2002 VI?T Brown, assignor to Rohm and Haas, Philadelphia US. Patent 6,335,962. Jan. 8,2002 A method for producing a fast-set- P Backus et al., assignors to Atotech ting 2-pack waterborne paint Deutschland GmbH, Germany composition comprising a binder, A method of producing gold coating wherein the method comprises on a workpiece having a palladium preparing a first pack, which contains a reducing component; preparing a second pack, which contains an oxidizing component; and combining the first pack with the second pack; wherein the binder is selected from the group consisting of waterborne anioni- tally stabilized emulsion polymers anionically charged, waterborne nonionic polymers in a stabilized emulsion state in the presence of anionic surfactants or emulsifiers, and mixtures thereof. POWDER PAINT COMPOSlTlON FOR MULTUAVEG CGATINM US. 6,337,108. Jan. 8, 2002 M. Yamaguchi et al., assignors to Honda Giken Kogyo, Tokyo-to, and Nippon Paint Co. Ltd., Osaka-fu, both of Japan A powder paint composition comprising 30 to 55 parts by weight of a polyester resin having a hydrox- Circle 032 on reader card or go to www.thru.to/webconnect P-90 series High volume, seal-less drum pumps ZDX series Bearing-free, seal-less vertical pumps Need a quality dependable pump or filter in a hurry? Most orders received by 72 noon can be shipped the same day at no additional charge! Tel: 600-645-0500 l 631-435-0530 l Fax: 631-435-0654 E-mail: [email protected] l Website: www.sethco.com Circle 059 on reader card or go to www.thru.to/webconnect November/December 2002 117

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Transcript of Method for producing a gold coating

Page 1: Method for producing a gold coating

organic nitro compound, which is functionalized with a car- boxylic acid, alcohol, aldehyde, or ketone group; and an organic solvent in which the nitro compound is soluble.

ULTRASONIC PEENING OF PARTS

iI%S. Patent 6,335,844. Jan. 8,2002

C. D. B. Duquenne et al., assignors to

Snecma Moteurs, Paris, Prance

A method for ultrasonic peening of parts on a wheel comprising an annular surface centered on the geometric axis of rotation of the wheel.

surface comprising making an aqueous solution containing at least one compound selected from the group consisting of compounds containing gold(I) or gold(II1) ions, and at least one organic compound selected from the group consisting of formic acid and aromatic car- boxylic acids; adjusting the pH of the solution to 1 to 6; and bringing the workpiece into contact with the solution wherein gold coating is plated onto the palladium surface.

WATeRBORNE PAINT

COMPOSITION

METHOD FOR PRODUCING A GGLD

COATING

l%S. Patent 6,337,106. Jan. 8, 2002

VI?T Brown, assignor to Rohm and

Haas, Philadelphia

US. Patent 6,335,962. Jan. 8,2002 A method for producing a fast-set- P Backus et al., assignors to Atotech ting 2-pack waterborne paint Deutschland GmbH, Germany composition comprising a binder, A method of producing gold coating wherein the method comprises on a workpiece having a palladium preparing a first pack, which con-

tains a reducing component; preparing a second pack, which contains an oxidizing component; and combining the first pack with the second pack; wherein the binder is selected from the group consisting of waterborne anioni- tally stabilized emulsion polymers anionically charged, waterborne nonionic polymers in a stabilized emulsion state in the presence of anionic surfactants or emulsifiers, and mixtures thereof.

POWDER PAINT COMPOSlTlON FOR MULTUAVEG CGATINM

US. 6,337,108. Jan. 8, 2002

M. Yamaguchi et al., assignors to

Honda Giken Kogyo, Tokyo-to, and

Nippon Paint Co. Ltd., Osaka-fu,

both of Japan

A powder paint composition comprising 30 to 55 parts by weight of a polyester resin having a hydrox-

Circle 032 on reader card or go to www.thru.to/webconnect

P-90 series High volume, seal-less drum pumps

ZDX series Bearing-free, seal-less

vertical pumps

Need a quality dependable pump or filter in a hurry? Most orders received by 72 noon can be shipped the same day at no additional charge!