Download - Pulsed-force chemical mechanical polishing

Page 1: Pulsed-force chemical mechanical polishing

particles are captured by the flowing flood sheet for subsequent separation therefrom and reuse.

Basecoat U.S. Patent 5,560,976. Oct. 1, 1996 L.D. Leech, assignor to Whifford Corp., West Chester, Pa.

A nonstick coating composition formed on a substrate, comprising a high tempera- ture polymer resin of sufficient binding capacity to adhere to the substrate and a filamentary powder dispersed throughout said polymer resin to form an adhesive mixture, said mixture being applied to the substrate resulting in a basecoat having an internal spongelike structure and a rough top surface including a plurality of fila- ments projecting up from the polymer res- in; and a fluoropolymer coating anchored in the top surface of the basecoat to form a nonstick coating on the substrate.

Silver Spot/Palladium Plate Lead Frame Finish U.S. Patent 5,567,320. Oct. 1, 1996 DC. Abbott and R.M. Fritzsche, assignors to Texas Instruments Inc., Dallas

A lead frame for a semiconductor device including a device mounting pad and lead frame leads, comprising a layer of first metal selected from the group consisting of palladium and palladium-nickel plated on the lead frame; a spot plating of silver on selected portions of the lead frame leads; and a plating of copper between the first metal plated on the lead frame and the spot plating of silver.

Regenerative Thermal Oxidizer U.S. Patent 5,562,442. Oct. 6, 1996 E Wilhelm, assignor to Eisenmann Corp., Crystal Lake, 111.

A method for treating polluted industrial gases comprising a regenerative thermal oxidizer.

Pulsed-Force Chemical Mechanical Polishing U.S. Patent 5562,530. Oct. 8, 7998 S. Runnels and L.M. Eyman, assignors fo Sematech Inc., Austin, Texas

A method of polishing a surface by ex- erting a pulsed-force directed substantially normal to the surface in combination with

an abrasive motion directed across the sur- face to erode material from the surface.

Abrasive Blasting Apparatus U.S. Patent 5,562,531. Oct. 8, 1996 E. Yamaharu, Osaka, Japan

An abrasive blasting apparatus compris- ing a blast chamber with blast nozzle means arranged in the blast chamber for blasting abrasive particles in a high-speed air flow toward a workpiece.

Abrasive Articles U.S. Patent 5,562,745. Oct. 8, 1996 J.J. Gagliardi et al., assignors to 3M Co., St. Paul, Minn.

An abrasive article comprising a plural- ity of abrasive particles, a binder to which the abrasive particles are adhered, and a combination of potassium tetrafluoroborate and a halogenated polymer.

Electroless Plating Bath U.S. Patent 5,562,760. Oct. 8, 1996 G.1. Ballard and J.G. Gaudiello, assignors to IBM Corp., Armonk, N. Y

- 1 Ni Brightener Systems ZN Brightener Systems


CD Briahtener Svstems CU Brightener S&ems TN Brightener Systems

Manufacturers of soak, electro cleaners and sbippe~~

l Comphte lab. fadhfea l vdab~e. l Speci&tsinchemkal -@-ng.

l Dismbutor lnquirke lavhd

826East Sumner Avenue A Indiatumolia. IN

L Fax:l-317-787-4715 A

Circle 122 on reader information card


Unique 6 disk rack Cover lid engineered assures auick removal a for one-hand operation of filter >lates

Hinged chamber cover with 360p adjustable access

standard surface area 100 sq. fi. filterpaper or 36 cartridges. 20”

AN polylno housing

:, with SS 316 jittings

I‘~,~ Lessthan5sq.p y.. fkwrspace

4 required

Circle 052 on reader information card