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Jung Hsien Tsao, Arthur D Ketley: Photocurable epoxy-acrylate compositions. W R Grace & Co, Richard P Plunkett, William W McDowell Jr, May 22, 1979: US04156035 (111 worldwide citation)

This invention relates to radiation curable compositions comprising mixtures of epoxy resin and di- or polyacrylate or methacrylate terminated monomers in combination with a catalyst system comprising a carbonyl type photoinitiator with an aromatic onium salt capable of effecting the cure by release ...


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Arthur D Ketley, Charles R Morgan: Radiation cured coatings for fiber optics. W R Grace & Co, Richard P Plunkett, William W McDowell Jr, November 14, 1978: US04125644 (63 worldwide citation)

A continuous protective coating is formed on a fiber optic by coating said fiber optic in a bath of a liquid radiation curable composition at a temperature up to 90.degree. C and thereafter exposing the coated conductor to ultraviolet or high energy ionizing radiation to cure the coating.


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David E Kramm, Arthur D Ketley: Radiation curable, ethylenically unsaturated thixotropic agent and method of preparation. W R Grace & Co, Richard P Plunkett, Edward J Cabic, May 20, 1980: US04204010 (29 worldwide citation)

This invention relates to an ethylenically unsaturated reactive thixotropic agent for use in radiation curable compositions, e.g., overprint varnishes, formed by reacting a hydroxyl-containing fatty acid ester with an ethylenically unsaturated isocyanate. The agent not only performs its thixotropic ...


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Jung Hsien Tsao, Arthur D Ketley: Process for preparing catalytic solutions of sulfonium salts. W R Grace & Co, Richard P Plunkett, William W McDowell Jr, December 18, 1979: US04179400 (29 worldwide citation)

This invention relates to a process for preparing a catalytic solution of a sulfonium salt of a complex anion, capable of yielding a Lewis Acid when irradiated by UV or high energy ionizing radiation comprising reacting a sulfonium halide with an alkali metal salt of the complex anion in a solvent m ...


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Charles R Morgan, Arthur D Ketley: Heat curable conductive ink. W R Grace & Co, Richard P Plunkett, William W McDowell Jr, April 17, 1984: US04443495 (24 worldwide citation)

This invention relates to a heat curing process and to a solventless screen printable, heat curable conductive ink composition comprising


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Charles R Morgan, Arthur D Ketley: Heat curable conductive ink. W R Grace & Co, Richard P Plunkett, William W McDowell Jr, September 27, 1983: US04406826 (22 worldwide citation)

This invention relates to a heat curing process and to a solventless screen printable, heat curable conductive ink composition comprising


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Jung Hsien Tsao, Arthur D Ketley: Process for preparing catalytic solutions of sulfonium salts. W R Grace & Co, Richard P Plunkett, William W McDowell Jr, May 15, 1979: US04154872 (18 worldwide citation)

This invention relates to a process for preparing a catalytic solution of a sulfonium salt of a complex anion, capable of yielding a Lewis Acid when irradiated by UV or high energy ionizing radiation comprising reacting a sulfonium halide with an alkali metal salt of the complex anion in a solvent m ...


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Jie Ren, William P Roberts, Arthur D Ketley: Stereoregular polystyrene compositions for use in plastisols. W R Grace & Co Conn, Valerie E Looper, May 23, 1995: US05418279 (3 worldwide citation)

Stereoregular polystyrenes can be combined with a plasticizer to make a non-PVC plastisol with physical properties comparable to PVC-based plastisols.


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