Patents by Inventor Nahrain E. Kamber
Nahrain E. Kamber 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: 10723889Abstract: The present invention provides substantially isocyanate-free multicomponent compositions useful in making rapid dry automotive primer compositions and coatings, the compositions having a % PVC of from 20 to 60, or preferably, from 25 to 50, and comprising one or more pigment, extender or filler, one or more a) polycarbamates from alkyd polyol or acrylic polyol and one or more b) a polyaldehydes or the acetal or hemiacetal thereof as a second component. The multicomponent compositions cure quickly at a temperature of from 0° C. to less than 80° C. to form a crosslinked polyurethane which dries to enable sanding after only 15 to 45 minutes.Type: GrantFiled: May 26, 2015Date of Patent: July 28, 2020Assignee: Dow Global Technologies LLCInventors: Jeff R. Anderson, John N. Argyropoulos, Nahrain E. Kamber, Rebecca S. Ortiz, Christopher D. Rainey, Gary E. Spilman
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Patent number: 10669429Abstract: The present invention provides substantially isocyanate-free multicomponent compositions useful in making rapid dry primer compositions and coatings, the compositions comprising one or more carboxylic acid compounds that contain one of a benzothiazole, benzoxazole, or benzimidazole group, preferably, that contain a benzothiazole group, one or more hydrophobic sulfonic acid catalyst, one or more pigment, extender or filler, one or more a) polycarbamates from alkyd polyol or acrylic polyol and one or more b) a polyaldehydes or the acetal or hemiacetal thereof as a second component. The multicomponent compositions cure quickly at a temperature of from 0° C. to less than 80° C. to form a crosslinked polyurethane coating having improved humidity and corrosion resistance.Type: GrantFiled: August 29, 2018Date of Patent: June 2, 2020Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Nahrain E. Kamber, John N. Argyropoulos, Paul J. Popa, Scott A. Murray
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Publication number: 20190269599Abstract: The present invention provides personal care formulations containing silane functionalized polyolefins and having improved sensory feel, as well as being non-tacky and easily spreadable on skin. The present invention also provides a method for treating the body by applying the aforesaid personal care formulations externally to the body. The present invention also provides a method for improving the sensory feel of personal care formulations by including silane functionalized polyolefins in the formulations.Type: ApplicationFiled: April 15, 2019Publication date: September 5, 2019Inventors: Thomas P. Clark, Vivek Kalihari, Nahrain E. Kamber, John W. Kramer, Xiaodong Lu, Ying O'Connor, Thomas H. Peterson, Curtis Schwartz, Qichun Wan
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Publication number: 20180371259Abstract: The present invention provides substantially isocyanate-free multicomponent compositions useful in making rapid dry primer compositions and coatings, the compositions comprising one or more carboxylic acid compounds that contain one of a benzothiazole, benzoxazole, or benzimidazole group, preferably, that contain a benzothiazole group, one or more hydrophobic sulfonic acid catalyst, one or more pigment, extender or filler, one or more a) polycarbamates from alkyd polyol or acrylic polyol and one or more b) a polyaldehydes or the acetal or hemiacetal thereof as a second component. The multicomponent compositions cure quickly at a temperature of from 0° C. to less than 80° C. to form a crosslinked polyurethane coating having improved humidity and corrosion resistance.Type: ApplicationFiled: August 29, 2018Publication date: December 27, 2018Inventors: Nahrain E. Kamber, John N. Argyropoulos, Paul J. Popa, Scott A. Murray
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Patent number: 10131813Abstract: The present invention provides substantially isocyanate-free multicomponent compositions useful in making rapid dry primer compositions and coatings, the compositions comprising one or more carboxylic acid compounds that contain one of a benzothiazole, benzoxazole, or benzimidazole group, preferably, that contain a benzothiazole group, one or more hydrophobic sulfonic acid catalyst, one or more pigment, extender or filler, one or more a) polycarbamates from alkyd polyol or acrylic polyol and one or more b) a polyaldehydes or the acetal or hemiacetal thereof as a second component. The multicomponent compositions cure quickly at a temperature of from 0° C. to less than 80° C. to form a crosslinked polyurethane coating having improved humidity and corrosion resistance.Type: GrantFiled: July 20, 2016Date of Patent: November 20, 2018Assignees: Dow Global Technologies LLC, Rhm and Haas CompanyInventors: Nahrain E. Kamber, John N. Argyropoulos, Paul J. Popa, Scott A. Murray
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Patent number: 10030104Abstract: The present invention provides a multicomponent composition that is substantially isocyanate-free and comprises a polycarbamate as a first component having a filler, pigment, extender or matting agent and a second component containing an acidic catalyst an alkanol having one OH group, a polyaldehyde and an acetal or hemiacetal of the polyaldehyde. The compositions are shelf stable and useful as two components and avoid problems caused by combining the catalyst with any filler, pigment, extender or matting agent.Type: GrantFiled: March 14, 2016Date of Patent: July 24, 2018Assignee: Dow Global Technologies LLCInventors: John N. Argyropoulos, Jeff R. Anderson, Nahrain E. Kamber, Rebecca S. Ortiz
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Patent number: 9999586Abstract: The present invention provides personal care formulations containing silicone modified polyolefins and having improved sensory feel, as well as being non-tacky and easily spreadable. The present invention also provides a method for treating body surfaces such as skin, hair, nails, etc., by applying the aforesaid personal care formulations externally to such a surface. The present invention also provides a method for improving the sensory feel of personal care formulations by including one or more silicone modified polyolefins in the formulations.Type: GrantFiled: November 22, 2013Date of Patent: June 19, 2018Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Thomas P. Clark, Vivek Kalihari, Nahrain E. Kamber, John W. Kramer, Xiaodong Lu, Ying O'connor, Thomas H. Peterson, Curtis Schwartz, Qichun Wan
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Publication number: 20180022956Abstract: The present invention provides substantially isocyanate-free multicomponent compositions useful in making rapid dry primer compositions and coatings, the compositions comprising one or more carboxylic acid compounds that contain one of a benzothiazole, benzoxazole, or benzimidazole group, preferably, that contain a benzothiazole group, one or more hydrophobic sulfonic acid catalyst, one or more pigment, extender or filler, one or more a) polycarbamates from alkyd polyol or acrylic polyol and one or more b) a polyaldehydes or the acetal or hemiacetal thereof as a second component. The multicomponent compositions cure quickly at a temperature of from 0° C. to less than 80° C. to form a crosslinked polyurethane coating having improved humidity and corrosion resistance.Type: ApplicationFiled: July 20, 2016Publication date: January 25, 2018Inventors: Nahrain E. Kamber, John N. Argyropoulos, Paul J. Popa, Scott A. Murray
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Patent number: 9738766Abstract: An organophosphorus compound useful in a phosphorus containing flame retardant and a flame retardant polyurethane foam, where the organophosphorus compound is shown in Formula (I) where Y is selected from the group consisting of an —OH group, an —NH2 group, an —NHR3 group, and an —SH group, where R3 is a monovalent hydrocarbyl group having 1 to 10 carbon atoms; R is a divalent hydrocarbyl group; X is a heteroatom group; and R1 and R2 are each independently a substituted or unsubstituted hydrocarbyl group, wherein R1 and R2 can be optionally joined to form a ring.Type: GrantFiled: October 8, 2012Date of Patent: August 22, 2017Assignee: Dow Global Technologies LLCInventors: Ravi B. Shankar, Matthew Martin Yonkey, YuDong Qi, Nahrain E. Kamber
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Patent number: 9695335Abstract: The instant invention provides crosslinkable compositions, and method of producing the same. The non-aqueous single phase crosslinkable composition comprises: (a) a polyol having an average of 2 or more hydroxyl functional groups; (b) polyaldehyde, or acetal or hemiacetal thereof; and (c) an acid catalyst having pK of less than 6; and (d) optionally one or more organic solvents.Type: GrantFiled: June 9, 2015Date of Patent: July 4, 2017Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: John N. Argyropoulos, Paul Foley, Eric Greyson, Jeff R. Anderson, Gary E. Spilman, Caroline Slone, Nahrain E. Kamber
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Publication number: 20160289386Abstract: The present invention provides a multicomponent composition that is substantially isocyanate-free and comprises a polycarbamate as a first component having a filler, pigment, extender or matting agent and a second component containing an acidic catalyst an alkanol having one OH group, a polyaldehyde and an acetal or hemiacetal of the polyaldehyde. The compositions are shelf stable and useful as two components and avoid problems caused by combining the catalyst with any filler, pigment, extender or matting agent.Type: ApplicationFiled: March 14, 2016Publication date: October 6, 2016Inventors: John N. Argyropoulos, Jeff R. Anderson, Nahrain E. Kamber, Rebecca S. Ortiz
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Publication number: 20160184210Abstract: The present invention provides personal care formulations containing silane functionalized polyolefins and having improved sensory feel, as well as being non-tacky and easily spreadable on skin. The present invention also provides a method for treating the body by applying the aforesaid personal care formulations externally to the body. The present invention also provides a method for improving the sensory feel of personal care formulations by including silane functionalized polyolefins in the formulations.Type: ApplicationFiled: November 22, 2013Publication date: June 30, 2016Inventors: Thomas P. Clark, Vivek Kalihari, Nahrain E. Kamber, John W. Kramer, Xiaodong Lu, Ying O'connor, Thomas H. Peterson, Curtis Schwartz, Qichun Wan
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Publication number: 20150344699Abstract: The present invention provides substantially isocyanate-free multicomponent compositions useful in making rapid dry automotive primer compositions and coatings, the compositions having a % PVC of from 20 to 60, or preferably, from 25 to 50, and comprising one or more pigment, extender or filler, one or more a) polycarbamates from alkyd polyol or acrylic polyol and one or more b) a polyaldehydes or the acetal or hemiacetal thereof as a second component. The multicomponent compositions cure quickly at a temperature of from 0° C. to less than 80° C. to form a crosslinked polyurethane which dries to enable sanding after only 15 to 45 minutes.Type: ApplicationFiled: May 26, 2015Publication date: December 3, 2015Inventors: Jeff R. Anderson, John N. Argyropoulos, Nahrain E. Kamber, Rebecca S. Ortiz, Christopher D. Rainey, Gary E. Spilman
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Publication number: 20150306018Abstract: The present invention provides personal care formulations containing silicone modified polyolefins and having improved sensory feel, as well as being non-tacky and easily spreadable. The present invention also provides a method for treating body surfaces such as skin, hair, nails, etc., by applying the aforesaid personal care formulations externally to such a surface. The present invention also provides a method for improving the sensory feel of personal care formulations by including one or more silicone modified polyolefins in the formulations.Type: ApplicationFiled: November 22, 2013Publication date: October 29, 2015Applicant: Dow Global Technologies LLCInventors: Thomas P. Clark, Vivek Kalihari, Nahrain E. Kamber, John W. Kramer, Xiaodong Lu, Ying O'connor, Thomas H. Peterson, Curtis Schwartz, Qichun Wan
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Publication number: 20150274915Abstract: An organophosphorus compound useful in a phosphorus containing flame retardant and a flame retardant polyurethane foam, where the organophosphorus compound is shown in Formula (I) where Y is selected from the group consisting of an —OH group, an —NH2 group, an —NHR3 group, and an —SH group, where R3 is a monovalent hydrocarbyl group having 1 to 10 carbon atoms; R is a divalent hydrocarbyl group; X is a heteroatom group; and R1 and R2 are each independently a substituted or unsubstituted hydrocarbyl group, wherein R1 and R2 can be optionally joined to form a ring.Type: ApplicationFiled: October 8, 2012Publication date: October 1, 2015Applicant: Dow Global Technologies LLCInventors: Ravi B. Shankar, Matthew Martin Yonkey, YuDong Qi, Nahrain E. Kamber
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Publication number: 20150267075Abstract: The instant invention provides crosslinkable compositions, and method of producing the same. The non-aqueous single phase crosslinkable composition comprises: (a) a polyol having an average of 2 or more hydroxyl functional groups; (b) polyaldehyde, or acetal or hemiacetal thereof; and (c) an acid catalyst having pK of less than 6; and (d) optionally one or more organic solvents.Type: ApplicationFiled: June 9, 2015Publication date: September 24, 2015Inventors: John N. Argyropoulos, Paul Foley, Eric Greyson, Jeff R. Anderson, Gary E. Spilman, Caroline Slone, Nahrain E. Kamber
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Patent number: 9115292Abstract: The instant invention provides a crosslinkable aqueous composition, method of producing the same, crosslinked compositions, and method of producing the same. The crosslinkable composition comprising: an aqueous dispersion comprising; (a) water; (b) a polycarbamate comprising at least an average of 2.0 carbamate functional groups; (c) a polyaldehyde comprising at least two aldehyde groups; (d) an acid catalyst; and (e) optionally one or more surfactants; wherein said aqueous dispersion has a pH in the range of less than 7; and wherein said composition is capable of being crosslinked at a temperature in range of less than 80° C. upon substantial removal of water.Type: GrantFiled: April 14, 2014Date of Patent: August 25, 2015Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Eric Greyson, John N. Argyropoulos, Paul Foley, Andrew Swartz, Nahrain E. Kamber, Caroline Slone, Manesh N. Sekharan
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Patent number: 9079987Abstract: The instant invention provides crosslinkable compositions, and method of producing the same. The non-aqueous single phase crosslinkable composition comprises: (a) a polyol having an average of 2 or more hydroxyl functional groups; (b) polyaldehyde, or acetal or hemiacetal thereof; and (c) an acid catalyst having pK of less than 6; and (d) optionally one or more organic solvents.Type: GrantFiled: October 13, 2014Date of Patent: July 14, 2015Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: John N. Argyropoulos, Paul Foley, Eric Greyson, Jeff R. Anderson, Gary E. Spilman, Caroline Slone, Nahrain E. Kamber
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Patent number: 8889818Abstract: The instant invention provides crosslinkable compositions, and method of producing the same. The non-aqueous single phase crosslinkable composition comprises: (a) a polyol having an average of 2 or more hydroxyl functional groups; (b) polyaldehyde, or acetal or hemiacetal thereof; and (c) an acid catalyst having pK of less than 6; and (d) optionally one or more organic solvents.Type: GrantFiled: December 27, 2012Date of Patent: November 18, 2014Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: John N. Argyropoulos, Paul Foley, Eric Greyson, Jeff R. Anderson, Gary E. Spilman, Caroline Slone, Nahrain E. Kamber
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Publication number: 20140221554Abstract: The instant invention provides a crosslinkable aqueous composition, method of producing the same, crosslinked compositions, and method of producing the same. The crosslinkable composition comprising: an aqueous dispersion comprising; (a) water; (b) a polycarbamate comprising at least an average of 2.0 carbamate functional groups; (c) a polyaldehyde comprising at least two aldehyde groups; (d) an acid catalyst; and (e) optionally one or more surfactants; wherein said aqueous dispersion has a pH in the range of less than 7; and wherein said composition is capable of being crosslinked at a temperature in range of less than 80° C. upon substantial removal of water.Type: ApplicationFiled: April 14, 2014Publication date: August 7, 2014Applicants: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Eric Greyson, John N. Argyropoulos, Paul Foley, Andrew Swartz, Nahrain E. Kamber, Caroline Slone, Manesh N. Sekharan