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Michael M Chau: High flux semipermeable membranes. Allied Signal, Harold N Wells, Gerard P Rooney, August 21, 1990: US04950404 (73 worldwide citation)

High flux semipermeable membranes which comprise a polymerized reaction product within and/or on a porous support may be prepared by contacting the porous support such as a polysulfone sheet with an aqueous solution of an polyamine, said aqueous solution containing a polar aprotic solvent not reacti ...


2
Michael M Chau, William G Light, Hong C Chu: Dry high flux semipermeable membranes. Allied Signal, Raymond H Nelson, Harold N Wells, Gerard P Rooney, January 8, 1991: US04983291 (62 worldwide citation)

High flux semipermeable membranes which comprises the polymerized reaction product within and/or on a porous support backing material may be prepared by contacting the porous support such as a polysulfone with an aqueous solution of a polyamine which may, if so desired, contain a polar aprotic solve ...


3
Michael M Chau, Donald A Burkhart: Materials for semiconductor device assemblies. Johnson Matthey, Christie Parker & Hale, January 5, 1999: US05855821 (37 worldwide citation)

A composition suitable for use as an underfill for an interconnection between a semiconductor device and a substrate, as a semiconductor device encapsulant, a dam, an adhesive for direct chip attachment, and as an electrical connection for semiconductor device and a substrate. The composition contai ...


4
Charles Smith, Masyood Akhtar, Michael M Chau, David Savage: Metal-ceramic composite lid. Johnson Matthey Electronics, Christie Parker & Hale, July 2, 1996: US05532513 (23 worldwide citation)

A lightweight composite lid for a package containing a semiconductor device formed of a porous ceramic body filled with a material having a thermal conductivity greater than air.


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Charles Smith, Michael M Chau, Roger A Emigh, Nancy F Dean: Electronic device having fibrous interface. Honeywell International, Wells St John P S, May 25, 2004: US06740972 (23 worldwide citation)

Described is an electronic device having a compliant fibrous interface. The interface comprises a free fiber tip structure having flocked thermally conductive fibers embedded in an adhesive in substantially vertical orientation with portions of the fibers extending out of the adhesive and an encapsu ...


6
Raymond F Schappert, Joseph M Makhlouf, Michael M Chau: Polyurea-polyurethane acrylate dispersions. PPG, Linda Pingitore, January 26, 1988: US04721751 (19 worldwide citation)

A polymerizable ethylenically unsaturated urea urethane polymer dispersed in a polymerizable ethylenically unsaturated compound is prepared by a process which comprises reacting a polyisocyanate, at least a portion of which is a diisocyanate, with a polyfunctional amine containing primary and/or sec ...


7
Debra L Singer, Gregory J McCollum, Rostyslaw Dowbenko, Roger M Christenson, Michael M Chau, Wen Hsuan Chang: Aminoplast curable coating compositions containing sulfonic acid esters as latent acid catalysts. PPG, Linda Pingitore, October 16, 1984: US04477618 (15 worldwide citation)

A high solids, organic solvent based, sprayable coating composition which is capable of acid catalyzed crosslinking is composed of an active hydrogen-containing resin, a curing agent present externally and/or internally as a part of the active hydrogen-containing resin, and a catalytic amount of a n ...


8
Michael M Chau, William G Light, A Xavier Swamikannu: Chlorine-tolerant, thin-film composite membrane. Allied Signal, Harold N Wells, Gerhard H Fuchs, Mary Jo Boldingh, December 21, 1993: US05271843 (14 worldwide citation)

A semipermeable membrane suitable for reverse osmosis applications is prepared by interfacially reacting on a support an aromatic polyamine containing at least three and, preferably, four aromatic nuclei with a polyfunctional amine-reactive compound such as an aromatic polyacyl halide.


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Wen Hsuan Chang, Michael M Chau, J Alden Erikson, Robert J Lipinski, David T McKeough, Richard M Nugent Jr: Preparation of low molecular weight polymers by vinyl addition polymerization under dilute reaction conditions using a polymeric diluent. PPG, Linda Pingitore, March 24, 1987: US04652605 (10 worldwide citation)

A polymeric reaction product, a process for its preparation and a coating composition containing the reaction product as a binder are described. The polymeric reaction product is prepared by the vinyl addition polymerization of a vinyl monomer component of which at least 50 percent by weight is an a ...