Patents by Inventor Chaucer C. Tang
Chaucer C. Tang 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: 9011628Abstract: The present invention is a decorative laminated article comprising an image bearing thermoplastic interlayer wherein the image has been printed on the interlayer using an ink jet printing process, wherein the pigment comprises at least one pigment selected from the group consisting of: PY 120; PY 155; PY 128; PY 180; PY 95; PY 93; PV19/PR 202; PR 122; PB 15:4; PB 15:3; and PBI 7. The interlayer material of the present invention can be, for example, PVB, PET, or polyurethane.Type: GrantFiled: March 18, 2011Date of Patent: April 21, 2015Assignee: Kuraray America Inc.Inventors: Hamdy A. Elwakil, Ronald Roman, Rebecca L. Smith, Chaucer C. Tang
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Patent number: 8273684Abstract: The invention pertains to a seed coating composition comprising a certain latex binder and/or graft polymer dispersant. The seed coating composition imparts good color to treated seeds, has excellent durability, and is non-sticky after application to allow for smooth flow of coated seed in planting equipment.Type: GrantFiled: June 16, 2011Date of Patent: September 25, 2012Assignee: E I du Pont de Nemours and CompanyInventors: Chaucer C. Tang, Donald W. Ward, George R. Wheeler
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Publication number: 20110245078Abstract: The invention pertains to a seed coating composition comprising a certain latex binder and/or graft polymer dispersant. The seed coating composition imparts good color to treated seeds, has excellent durability, and is non-sticky after application to allow for smooth flow of coated seed in planting equipment.Type: ApplicationFiled: June 16, 2011Publication date: October 6, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: CHAUCER C. TANG, Donald W. Ward, George R. Wheeler
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Patent number: 8002938Abstract: The present invention is a decorative laminated article comprising an image bearing thermoplastic interlayer wherein the image has been printed on the interlayer using an ink jet printing process, wherein the pigment comprises at least one pigment selected from the group consisting of: PY 120; PY 155; PY 128; PY 180; PY 95; PY 93; PV19/PR 202; PR 122; PB 15:4; PB 15:3; and PBI 7. The interlayer material of the present invention can be, for example, PVB, PET, or polyurethane.Type: GrantFiled: November 13, 2006Date of Patent: August 23, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Hamdy A. Elwakil, Ronald Roman, Rebecca L. Smith, Chaucer C. Tang
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Patent number: 7989391Abstract: The invention pertains to a seed coating composition comprising a certain latex binder and/or graft polymer dispersant. The seed coating composition imparts good color to treated seeds, has excellent durability, and is non-sticky after application to allow for smooth flow of coated seed in planting equipment.Type: GrantFiled: October 26, 2006Date of Patent: August 2, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Chaucer C. Tang, Donald W. Ward, George R. Wheeler
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Publication number: 20110165390Abstract: The present invention is a decorative laminated article comprising an image bearing thermoplastic interlayer wherein the image has been printed on the interlayer using an ink jet printing process, wherein the pigment comprises at least one pigment selected from the group consisting of: PY 120; PY 155; PY 128; PY 180; PY 95; PY 93; PV19/PR 202; PR 122; PB 15:4; PB 15:3; and PBI 7. The interlayer material of the present invention can be, for example, PVB, PET, or polyurethane.Type: ApplicationFiled: March 18, 2011Publication date: July 7, 2011Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Hamdy A. Elwakil, Ronald Roman, Rebecca L. Smith, Chaucer C. Tang
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Publication number: 20080103044Abstract: The invention pertains to a seed coating composition comprising a certain latex binder and/or graft polymer dispersant. The seed coating composition imparts good color to treated seeds, has excellent durability, and is non-sticky after application to allow for smooth flow of coated seed in planting equipment.Type: ApplicationFiled: October 26, 2006Publication date: May 1, 2008Inventors: Chaucer C. Tang, Donald W. Ward, George R. Wheeler
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Patent number: 5851590Abstract: Ink jet ink compositions containing an aqueous carrier medium, an aqueous carrier medium insoluble colorant, a structured polymeric dispersant and a film-forming polyacrylamide polymer having a weight average molecular weight of 500-100,000 exhibit reduced film cracking, rapid drying, excellent image definition, are storage stable and have excellent decap properties and, when used in combination with a differently colored ink, result in reduced bleed in multi-colored printed elements.Type: GrantFiled: October 1, 1997Date of Patent: December 22, 1998Assignee: E. I. du Pont de Nemours and CompanyInventors: David Herbert Donovan, Gregg Allen Lane, Chaucer C. Tang
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Patent number: 5712338Abstract: Ink jet ink compositions containing an aqueous carrier medium, an aqueous carrier medium insoluble colorant, a structured polymeric dispersant and a film-forming polyacrylamide polymer having a weight average molecular weight of 500-100,000 exhibit reduced film cracking, rapid drying, excellent image definition, are storage stable and have excellent decap properties and, when used in combination with a differently colored ink, result in reduced bleed in multi-colored printed elements.Type: GrantFiled: December 27, 1996Date of Patent: January 27, 1998Assignee: E. I. Du Pont de Nemours and CompanyInventors: David Herbert Donovan, Gregg Allen Lane, Chaucer C. Tang
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Patent number: 4895768Abstract: An automotive and refinish coating containing a curing catalyst which minimizes yellowing of a finish after exposure to weathering wherein the composition has a binder of an acrylic polymer of polymerized monomers of alkyl methacrylate, alkyl acrylate or mixtures thereof and the polymer has pendent aminoester or hydroxy aminoester groups and a glycidyl acrylic crosslinking polymer of polymerized monomers of glycidyl methacrylate or glycidyl acrylate and an alkyl methacrylate or acrylate or mixtures thereof; wherein the catalyst is the alkyl ester of para hydroxy benzoic acid having 1-4 carbon atoms in the alkyl group.Type: GrantFiled: May 16, 1989Date of Patent: January 23, 1990Assignee: E. I. Du Pont de Nemours and CompanyInventor: Chaucer C. Tang
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Patent number: 4526993Abstract: Conjugated dienols for providing cure sites to air-drying acrylic finishes are prepared from conjugated dienoic acids by conversion to an activated ester followed by sodium borohydride reduction thereof.Type: GrantFiled: April 30, 1982Date of Patent: July 2, 1985Assignee: E. I. Du Pont de Nemours and CompanyInventor: Chaucer C. Tang