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Gary L Holmes, Scott R Culler, David H Hardy, William A Hendrickson, Thomas P Klun, Kimberly K Harmon, Robert V Heiti, Kathryn M Spurgeon, Charles J Studiner III: Abrasive articles comprising precisely shaped particles. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Paul W Busse, March 19, 1996: US05500273 (120 worldwide citation)

Abrasive articles comprising precisely shaped particles are disclosed. The particles are bonded together to form a shaped mass, e.g., a wheel; alternatively, the particles can be bonded to a backing to form a coated abrasive article; or the particles can be bonded into a fibrous, nonwoven substrate ...


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Zayn Bilkadi, William A Hendrickson: Article with reduced friction polymer sheet support. Minnesota Mining and Manufacturing Company, Donald M Sell, James A Smith, Lorraine R Sherman, February 4, 1986: US04568598 (41 worldwide citation)

A reduced friction composite sheet construction comprises a semicrystalline polymeric sheet support having a first and second surface, said surfaces having in the range of 5 to 99 percent crystalline polymeric material and 1 to 95 percent amorphous polymeric material, said first surface having been ...


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Craig A Perman, William A Hendrickson, Manfred E Riechert: Method of making thermoplastic foamed articles using supercritical fluid. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Carolyn V Peters, September 23, 1997: US05670102 (35 worldwide citation)

Foamed thermoplastic articles, both filled and unfilled foamed articles have a foamed density of greater than 0.03 grams per cubic centimeters (g/cm.sup.3), cell sizes in the range of 10 to 300 micrometers (.mu.m) with cell wall thicknesses of greater than 0.1 .mu.m but less than 2 .mu.m and a proce ...


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Michael C Palazzotto, William A Hendrickson: Energy polymerizable compositions containing organometallic initiators. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Lorraine R Sherman, March 2, 1993: US05191101 (34 worldwide citation)

An energy polymerizable composition and process therefore, comprising a cationically polymerizable material and a catalytically effective amount of an ionic salt of an organometallic complex cation as polymerization initiator, said ionic salt of an organometallic complex cation being capable of addi ...


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Mark A Mitchnick, Garry Gwozdz, William A Hendrickson: Hydrophilic materials and their method of preparation. Sunsmart, Schwegman Lundberg Woessner and Kluth, April 4, 2000: US06045650 (33 worldwide citation)

A process is described for applying a solid coating onto a surface of an article. The surface of an article has a first physical property measurable as a degree of hydrophobicity and/or hydrophilicity. A liquid coating of an oxidizable material containing at least one element other than carbon, hydr ...


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William A Hendrickson, Jack L Evans, Kenneth R Paulson, Robert W Wilson: Silicone release coatings for efficient toner transfer. Minnesota Mining and Manufacturing Company, Donald M Sell, James A Smith, David L Weinstein, July 15, 1986: US04600673 (28 worldwide citation)

A photoconductive assembly comprising a conductive substrate, a photoconductive layer and a topcoat comprised of a cured film-forming silicone polymer. The topcoat has a thickness of between 5 and 300 nm and a melting point above 100.degree. C.