Patents by Inventor Karen D. Donnelly
Karen D. Donnelly has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7135234Abstract: A multilayer thermoplastic extruded structure comprises at least one thermoplastic polyolefin layer; at least one thermoplastic vinyl aromatic polymer layer; and a multicomponent tie layer. The multicomponent tie layer comprises at least one thermoplastic polyolefin; at least one thermoplastic vinyl aromatic polymer; and at least one styrenic block copolymer. Preferred structures are multilayer films used for packaging or multilayer sheets for thermoformed containers.Type: GrantFiled: May 21, 2004Date of Patent: November 14, 2006Assignee: Nova Chemicals (International) S.A.Inventors: Karen D. Donnelly, Robert Dorville Roberts, John Chi Hee Kwok, Chris K. Hung, Trevor Dean Pacholok
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Publication number: 20040253468Abstract: A multilayer thermoplastic extruded structure comprises at least one thermoplastic polyolefin layer; at least one thermoplastic vinyl aromatic polymer layer; and a multicomponent tie layer. The multicomponent tie layer comprises at least one thermoplastic polyolefin; at least one thermoplastic vinyl aromatic polymer; and at least one styrenic block copolymer. Preferred structures are multilayer films used for packaging or multilayer sheets for thermoformed containers.Type: ApplicationFiled: May 21, 2004Publication date: December 16, 2004Inventors: Karen D. Donnelly, Robert Dorville Roberts, John Chi Hee Kwok, Chris K. Hung, Trevor Dean Pacholok
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Patent number: 6187863Abstract: Curable compositions containing novel polysiloxanes having various reactive functional groups are disclosed. The curable compositions are useful as both ambient-cured and thermally-cured coating compositions which provide such properties as excellent appearance, mar resistance, acid etch resistance, adhesion, pot life, improved tack time, mar resistance and corrosion resistance.Type: GrantFiled: May 11, 1999Date of Patent: February 13, 2001Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, James A. Claar, Karen D. Donnelly, Joseph M. Carney, Andrew R. Wolff
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Patent number: 6136928Abstract: Curable compositions containing novel polysiloxanes having various reactive functional groups are disclosed. The curable compositions are useful as both ambient-cured and thermally-cured coating compositions which provide such properties as excellent appearance, mar resistance, acid etch resistance, adhesion, pot life, improved tack time, mar resistance and corrosion resistance.Type: GrantFiled: May 11, 1999Date of Patent: October 24, 2000Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, James A. Claar, Karen D. Donnelly, Joseph M. Carney, Andrew R. Wolff
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Patent number: 6103824Abstract: Curable compositions containing novel polysiloxanes having various reactive functional groups are disclosed. The curable compositions are useful as both ambient-cured and thermally-cured coating compositions which provide such properties as excellent appearance, mar resistance, acid etch resistance, adhesion, pot life, improved tack time, mar resistance and corrosion resistance.Type: GrantFiled: May 11, 1999Date of Patent: August 15, 2000Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, James A. Claar, Karen D. Donnelly, Joseph M. Carney, Andrew R. Wolff
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Patent number: 6103838Abstract: Curable compositions containing novel polysiloxanes having various reactive functional groups are disclosed. The curable compositions are useful as both ambient-cured and thermally-cured coating compositions which provide such properties as excellent appearance, mar resistance, acid etch resistance, adhesion, pot life, improved tack time, mar resistance and corrosion resistance.Type: GrantFiled: May 11, 1999Date of Patent: August 15, 2000Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, James A. Claar, Karen D. Donnelly, Joseph M. Carney, Andrew R. Wolff
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Patent number: 6048934Abstract: Curable compositions containing novel polysiloxanes having various reactive functional groups are disclosed. The curable compositions are useful as both ambient-cured and thermally-cured coating compositions which provide such properties as excellent appearance, mar resistance, acid etch resistance, adhesion, pot life, improved tack time, mar resistance and corrosion resistance.Type: GrantFiled: May 11, 1999Date of Patent: April 11, 2000Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, James A. Claar, Karen D. Donnelly, Joseph M. Carney, Andrew R. Wolff
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Patent number: 6046296Abstract: Curable compositions containing novel polysiloxanes having various reactive functional groups are disclosed. The curable compositions are useful as both ambient-cured and thermally-cured coating compositions which provide such properties as excellent appearance, mar resistance, acid etch resistance, adhesion, pot life, improved tack time, mar resistance and corrosion resistance.Type: GrantFiled: May 11, 1999Date of Patent: April 4, 2000Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, James A. Claar, Karen D. Donnelly, Joseph M. Carney, Andrew R. Wolff
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Patent number: 6040394Abstract: Curable compositions containing novel polysiloxanes having various reactive functional groups are disclosed. The curable compositions are useful as both ambient-cured and thermally-cured coating compositions which provide such properties as excellent appearance, mar resistance, acid etch resistance, adhesion, pot life, improved tack time, mar resistance and corrosion resistance.Type: GrantFiled: May 11, 1999Date of Patent: March 21, 2000Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, James A. Claar, Karen D. Donnelly, Joseph M. Carney, Andrew R. Wolff
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Patent number: 5965272Abstract: A storage-stable, curable film-forming composition is provided comprising: (i) a crosslinking agent selected from an aminoplast, a blocked polyisocyanate, and mixtures thereof; and (ii) a hydroxyl functional acrylic polymer further containing a plurality of alkoxysilane groups of the structure: ##STR1## wherein R.sub.1 is hydrogen or methyl, and R.sub.2 is a divalent group. The acrylic polymer is prepared in a solvent medium comprising an alcohol. The curable film-forming composition is suitable for use in color-plus-clear composite coating compositions.Type: GrantFiled: October 29, 1997Date of Patent: October 12, 1999Assignee: PPG Industries Ohio, Inc.Inventors: Karen D. Donnelly, Charles M. Kania, Michael A. Mayo, William E. Michael, Shanti Swarup
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Patent number: 5939491Abstract: Curable compositions containing novel polysiloxanes having various reactive functional groups are disclosed. The curable compositions are useful as both ambient-cured and thermally-cured coating compositions which provide such properties as excellent appearance, mar resistance, acid etch resistance, adhesion, pot life, improved tack time, mar resistance and corrosion resistance.Type: GrantFiled: August 1, 1997Date of Patent: August 17, 1999Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, James A. Claar, Karen D. Donnelly, Joseph M. Carney, Andrew R. Wolff
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Patent number: 5916992Abstract: Polysiloxane polyols and curable coating compositions containing such polysiloxane polyols are disclosed. When present as a component in both ambient-cure and thermal-cure coating compositions the polysiloxane polyols provide improved adhesion, pot-life, tack-times, mar resistance, excellent appearance, film hardness and corrosion resistance. A method for preparing such polysiloxane polyols is also disclosed.Type: GrantFiled: August 1, 1997Date of Patent: June 29, 1999Assignee: PPG Industries Ohio, Inc.Inventors: Truman F. Wilt, David N. Walters, Karen D. Donnelly, Andrew R. Wolff
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Patent number: 5744542Abstract: An aqueous two-component polyisocyanate coating composition is based on an essentially isocyanate-free emulsifier that comprises the reaction product of:(i) an isocyanate and(ii) a member selected from the group consisting of: hydroxy functional polyalkyl ethers containing at least five ethylene oxide, alcohols different from said polyalkyl ethers, amine compounds, and combinations thereof. The hydroxy functional polyalkyl ether is provided in a quantity sufficient to react at least one equivalent of isocyanate groups in polyisocyanate (i), and the total amounts of reactants (ii) are sufficient to react all of the isocyanate groups of the polyisocyanate (i).Type: GrantFiled: November 6, 1996Date of Patent: April 28, 1998Assignee: PPG Industries, Inc.Inventors: Jonathan T. Martz, Joseph M. Carney, Robert E. Jennings, Karen D. Donnelly
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Patent number: 5569733Abstract: A composition which is the reaction product of (i) a material having the structure ##STR1## where R.sub.1 is an organic radical having 6 to 25 carbon atoms; R.sub.2 is alkylene having 1 to 4 carbon atoms; R.sub.3 and R.sub.4 are independently alkyl having 1 to 4 carbon atoms and n is 2-4 and (ii) an acidic hydrogen-containing compound. The compositions are useful as catalyst in induction curable adhesive compositions.Type: GrantFiled: March 31, 1994Date of Patent: October 29, 1996Assignee: PPG Industries, Inc.Inventors: Karen D. Donnelly, Joseph M. Makhlouf