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ing a flexible resin film and apply- ing an abrasive particle layer.
SPUTTER TARGET ASSEMBLY U.S. Patent 6,183,686. Feb. 6, 2001 S.L. Bardus et al., assignors to Tosoh SMD Inc., Grove City, Ohio
A method of forming a sput ter target assembly having a metal target bonded to a metal-matrix- composite backing plate.
SURFACE-TREATING SCREW PARTS U.S. Patent 6,183,809. Feb. 6, 2001 H. Sakuragi et al., assignors to Nissan Motor Co. Ltd., Kanagawa; Topura Co. Ltd., Osaka-ku; Fuse Rashi, Co. Ltd., Osaka-fu, and Kansai Paint Co. Ltd., Hyogo-ken, all of Japan
A s u r f a c e - t r e a t i n g m e t h o d of screw pa r t s h a v i n g t h r e a d s , which method comprises applying a one-pack type, heat-curable liq- uid organic resin-based coating heating and drying to form a uni- form film thickness all over the thread surfaces only; mounting by welding onto automobile parts se- lected from the group consisting of body, chassis, and suspension;
and applying a second coating composition consisting of an elec- trodeposition coating to the auto- mobile parts.
PLATING ON NONMETALL IC D ISKS U.S. Patent 6,183,828. Feb. 6, 2001 S.F. Starcke et al., assignors to International Business Machines Corp., Armonk, N.Y.
A plated, nonmetallic substrate comprising an inner nonmetallic substrate; an adhesion enhancing film; a catalytic material depos- ited over the adhesion enhancing film; and an outer plate deposited over the adhesion enhancing film.
TIN COATING U.S. Patent 6,183,886. Feb. 6, 2001 S. Chen et al., assignors to Olin Corp., New Haven, Conn.
A method for reducing the coeffi- cient of friction of an article hav- ing a tin or tin base alloy layer coating on a copper or a copper base alloy substrate comprising forming the tin or tin base alloy layer to a thickness of between 15 and 200 microinches; and coating
with a zinc containing layer hav- ing a thickness in excess of 5 ang- stroms.
ETCHING PROCESS U.S. Patent 6,184,118. Feb. 6, 2001 C-H. Chung and B-C. Wu, assignors to United Microelectronics Corp., Hsinchu, Taiwan
A method for preventing the peel- ing of tungsten metal after metal etching.
POWDER C O A T I N G C O M P O S I T I O N U.S. Patent 6,184,311. Feb. 6, 2001 L.J. O'Keeffe et al., assignors to Courtaulds Coatings (Holdings) Ltd., London
A thermosett ing powder coating composition comprising as binder a co-retractable particulate mix- ture of a carboxylic acid-func- tional polyester component and a curing agent having groups reac- tive with carboxylic acid groups, wherein the carboxylic acid-func- tional component comprises at least one semicrystalline polyes- ter and at least one amorphous polyester.
Metals/Ions Hexavalent Chromium Impurities Research/Consultation
DR. KATE LUK 9 t 9 541-6569 [email protected]~
Research Triangle Institute Research Triangle Park, NC
/Jill www. rti.or8
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IMASK ANY HOLE! I
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November 2001 95
