Patents by Inventor Surya Kamin

Surya Kamin 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).

  • Patent number: 10907000
    Abstract: The present invention provides multifunctional amphiphilic copolymers having the structure set out below: wherein w, x, y, and z are molar percentages, the sum of which equals 100%; wherein R1 has the formula —(CH2CH2O)n—R2, where R2 is hydrogen or a C1-C10 alkyl group; R3 has the formula —(CH2)a—CH3; R4 is hydrogen or methyl; R5 has the formula —(OCH2CH2)b—O—(CH2)c—CH3 or —(OCH2CH2)b—O—C6H5; and n is an integer ranging from 1 to about 10, a is an integer ranging from 1 to about 21, b is an integer ranging from 1 to about 23, and c is an integer ranging from 1 to about 21. The present invention also provides compositions comprising the multifunctional amphiphilic copolymers including spray drift control compositions including agricultural compositions, consumer compositions, industrial compositions, and mining compositions. The present invention also provides methods for preparing and using the multifunctional amphiphilic copolymers.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: February 2, 2021
    Assignee: ISP INVESTMENTS LLC
    Inventors: Sounak Sarkar, Karyn B. Visscher, Surya Kamin
  • Patent number: 10656066
    Abstract: Optical imaging systems and methods are disclosed herein for investigating and analyzing one or more characteristics of a spray, including spray front velocity, spray sheet length, spray break-up dynamics, drift potential, and drop-size distribution. Optical imaging systems disclosed herein include an image acquisition device, one or more illumination source, a processor for processing and analyzing image data, a background, and a spray system that includes at least a nozzle. The image acquisition device and illumination sources are positioned on the same side of the spray. The processor has a first algorithm to generate a feedback correction factor and a second algorithm to identify droplets and develop a drop-size distribution for the spray. Optical imaging methods for determining spray characteristics are also disclosed and generally include the steps of providing an imaging system, capturing images of the spray with the imaging system, processing the images, and analyzing the images.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: May 19, 2020
    Assignee: ISP Investments LLC
    Inventors: Sounak Sarkar, Surya Kamin
  • Patent number: 10118981
    Abstract: The invention provides lactamic polymers comprising an acetoacetate moiety. The lactamic polymers may be readily functionalized and the functionalized lactamic polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The lactamic polymers of the invention may be employed in a wide variety of compositions. (A); (B) wherein R1-R6, w, x, y, z, and n are described herein.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: November 6, 2018
    Assignee: ISP Investments LLC
    Inventors: David K. Hood, Karyn B. Visscher, Surya Kamin, Sounak Sarkar
  • Publication number: 20180127551
    Abstract: The present invention provides multifunctional amphiphilic copolymers having the structure set out below: wherein w, x, y, and z are molar percentages, the sum of which equals 100%; wherein R1 has the formula —(CH2CH2O)n—R2, where R2 is hydrogen or a C1-C10 alkyl group; R3 has the formula —(CH2)a—CH3; R4 is hydrogen or methyl; R5 has the formula —(OCH2CH2)b—O—(CH2)c—CH3 or —(OCH2CH2)b—O—C6H5; and n is an integer ranging from 1 to about 10, a is an integer ranging from 1 to about 21, b is an integer ranging from 1 to about 23, and c is an integer ranging from 1 to about 21. The present invention also provides compositions comprising the multifunctional amphiphilic copolymers including spray drift control compositions including agricultural compositions, consumer compositions, industrial compositions, and mining compositions. The present invention also provides methods for preparing and using the multifunctional amphiphilic copolymers.
    Type: Application
    Filed: May 20, 2016
    Publication date: May 10, 2018
    Applicant: ISP INVESTMENTS LLC
    Inventors: Sounak Sarkar, Karyn B. Visscher, Surya Kamin
  • Publication number: 20180052088
    Abstract: Optical imaging systems and methods are disclosed herein for investigating and analyzing one or more characteristics of a spray, including spray front velocity, spray sheet length, spray break-up dynamics, drift potential, and drop-size distribution. Optical imaging systems disclosed herein include an image acquisition device, one or more illumination source, a processor for processing and analyzing image data, a background, and a spray system that includes at least a nozzle. The image acquisition device and illumination sources are positioned on the same side of the spray. The processor has a first algorithm to generate a feedback correction factor and a second algorithm to identify droplets and develop a drop-size distribution for the spray. Optical imaging methods for determining spray characteristics are also disclosed and generally include the steps of providing an imaging system, capturing images of the spray with the imaging system, processing the images, and analyzing the images.
    Type: Application
    Filed: March 9, 2016
    Publication date: February 22, 2018
    Applicant: ISP Investments LLC
    Inventors: Sounak SARKAR, Surya KAMIN
  • Patent number: 9757704
    Abstract: This present application relates to microcapsules or compositions containing microcapsules wherein the microcapsules comprise a polymerizable lactamic copolymer. More particularly, certain aspects are directed to the use of polymerizable lactamic copolymers in the formation of coatings on microencapsulated particles. These polymerizable lactamic copolymers can result in surface modified microencapsulated particles that may be anionic, non-ionic, or cationic.
    Type: Grant
    Filed: December 22, 2010
    Date of Patent: September 12, 2017
    Assignee: ISP INVESTMENTS LLC
    Inventors: David K. Hood, Karyn B. Visscher, Surya Kamin
  • Publication number: 20170073447
    Abstract: The present invention provides polymers containing an acetoacetate moiety. The polymers may be readily functionalized and the functionalized polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The polymers of the present invention may be employed in a wide variety of compositions, wherein R1-R6, w, y, and z are described herein.
    Type: Application
    Filed: November 28, 2016
    Publication date: March 16, 2017
    Applicant: ISP Investments LLC
    Inventors: David K. Hood, Surya Kamin, Karyn B. Visscher
  • Publication number: 20170022313
    Abstract: The invention provides lactamic polymers comprising an acetoacetate moiety. The lactamic polymers may be readily functionalized and the functionalized lactamic polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The lactamic polymers of the invention may be employed in a wide variety of compositions. (A); (B) wherein R1-R6, w, x, y, z, and n are described herein.
    Type: Application
    Filed: October 7, 2016
    Publication date: January 26, 2017
    Applicant: ISP Investments LLC
    Inventors: David K. HOOD, Karyn B. VISSCHER, Surya KAMIN, Sounak SARKAR
  • Patent number: 9505862
    Abstract: The present invention provides polymers containing an acetoacetate moiety. The polymers may be readily functionalized and the functionalized polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The polymers of the present invention may be employed in a wide variety of compositions, wherein R1-R6, w, y, and z are described herein.
    Type: Grant
    Filed: December 19, 2012
    Date of Patent: November 29, 2016
    Assignee: ISP INVESTMENTS LLC
    Inventors: David K. Hood, Surya Kamin, Karyn B. Visscher
  • Patent number: 9290721
    Abstract: The present application relates to a visually perceivable image-forming dye scavenging article capable of absorbing and/or inhibiting transfer of fugitive dyes released during laundering, the article comprising (i) a support substrate with an imprint of an image on at least one surface of the substrate; (ii) at least one dye scavenging compound fixably adhered to the imprinted image; (iii) optionally, a film forming agent; (iv) optionally, a cross-linking agent; (v) optionally, a rheology modifying agent; and (vi) optionally, a catalyst to accelerate the polymerization reaction. Also disclosed is a method of manufacturing the article and use of the same.
    Type: Grant
    Filed: December 9, 2011
    Date of Patent: March 22, 2016
    Assignee: ISP INVESTMENTS INC.
    Inventors: David K. Hood, Surya Kamin
  • Patent number: 9169344
    Abstract: Disclosed herein a process for the preparation of reactive solution of polymerizable polymers comprising polymerizable reactive functionality and wherein one approach discloses a polymerizable polymer comprising a (i) N-vinyl amide monomer; (ii) dual functional monomer; and (iii) polymerizable monomelic solvent. An additional approach reveals about polymerizable polymer comprising (i) a base polymer made from N-vinyl amide monomer and a co-monomer with the proviso for grafting; (ii) graft functional monomer; and (iii) a polymerizable monomelic solvent to enable a medium for polymerization. Also, discloses about the compositions comprising reactive solution of polymerizable polymer and its various possible applications.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: October 27, 2015
    Assignee: ISP INVESTMENTS INC.
    Inventors: David K. Hood, Osama M. Musa, Surya Kamin
  • Patent number: 8993507
    Abstract: Functional additives for cleansing compositions exhibiting enhanced anti soil-re-deposition and/or dye transfer inhibitory properties comprising polymers in the form of homopolymers, copolymers or terpolymers synthesized from at least one hydrophobic monomer. Examples of hydrophobic monomers include N-vinyl caprolactam, vinyl acetate, vinyl esters, acrylated glycols, methacrylamide, C1 to C12 alkyl- and C1 to C12 dialkylacrylamide, C1 to C12 alkyl- and C1 to C12 dialkylmethacrylamide, C1 to C12 alkyl aery late, C1 to C12 alkyl methacrylate, 4-butyl phenyl maleimide, octyl acrylamide.
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: March 31, 2015
    Assignee: ISP Investments Inc.
    Inventors: David K. Hood, Karyn B. Visscher, Tony Gough, Surya Kamin, Purvita Shah, Jayanti V. Patel, Sarah Orton, Osama M. Musa
  • Publication number: 20150005465
    Abstract: The present invention provides polymers containing an acetoacetate moiety. The polymers may be readily functionalized and the functionalized polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The polymers of the present invention may be employed in a wide variety of compositions. wherein R1-R6, w, y, and z are described herein.
    Type: Application
    Filed: December 19, 2012
    Publication date: January 1, 2015
    Inventors: David K. Hood, Surya Kamin, Karyn B. Visscher
  • Patent number: 8808815
    Abstract: An inkjet-receptive article comprising a substrate having a coating thereon comprising a vinyl lactam polymer or copolymer and a polymer resin diluent coated from a solvent. A preferred vinyl lactam copolymer is polyvinylcaprolactam (PVCap)—vinyl acetate (VA). Also disclosed are solvent-based compositions for forming an inkjet-receptive coating on a substrate comprising: (i) a vinyl lactam polymer or copolymer; (ii) a solvent; (iii) optionally, a pigment; and (iv) polymer resin diluent.
    Type: Grant
    Filed: August 26, 2011
    Date of Patent: August 19, 2014
    Assignee: ISP Investments Inc.
    Inventors: David K. Hood, Surya Kamin, Karyn Visscher
  • Publication number: 20130303431
    Abstract: The present application relates to a visually perceivable image-forming dye scavenging article capable of absorbing and/or inhibiting transfer of fugitive dyes released during laundering, the article comprising (i) a support substrate with an imprint of an image on at least one surface of the substrate; (ii) at least one dye scavenging compound fixably adhered to the imprinted image; (iii) optionally, a film forming agent; (iv) optionally, a cross-linking agent; (v) optionally, a rheology modifying agent; and (vi) optionally, a catalyst to accelerate the polymerization reaction. Also disclosed is a method of manufacturing the article and use of the same.
    Type: Application
    Filed: December 9, 2011
    Publication date: November 14, 2013
    Applicant: ISP Investments Inc.
    Inventors: David K. Hood, Surya Kamin
  • Publication number: 20130261268
    Abstract: The present invention provides lactamic polymers containing an acetoacetate moiety. The lactamic polymers may be readily functionalized and the functionalized lactamic polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The lactamic polymers of the present invention may be employed in a wide variety of compositions. Formula (I) wherein R1-R7, x, y, z, and n are described herein.
    Type: Application
    Filed: October 11, 2011
    Publication date: October 3, 2013
    Applicant: ISP Investments Inc
    Inventors: David K. Hood, Karyn B. Visscher, Surya Kamin
  • Publication number: 20130198968
    Abstract: Functional additives for cleansing compositions exhibiting enhanced anti soil-re-deposition and/or dye transfer inhibitory properties comprising polymers in the form of homopolymers, copolymers or terpolymers synthesized from at least one hydrophobic monomer. Examples of hydrophobic monomers include N-vinyl caprolactam, vinyl acetate, vinyl esters, acrylated glycols, methacrylamide, C1 to C12 alkyl- and C1 to C12 dialkylacrylamide, C1 to C12 alkyl- and C1 to C12 dialkylmethacrylamide, C1 to C12 alkyl aery late, C1 to C12 alkyl methacrylate, 4-butyl phenyl maleimide, octyl acrylamide.
    Type: Application
    Filed: March 11, 2011
    Publication date: August 8, 2013
    Inventors: David K. Hood, Karyn B. Visscher, Surya Kamin, Purvita Shah, Osama M. Musa, Tony Gough, Jayanti V. Patel, Sarah Orton
  • Publication number: 20130085230
    Abstract: Disclosed herein a process for the preparation of reactive solution of polymerizable polymers comprising polymerizable reactive functionality and wherein one approach discloses a polymerizable polymer comprising a (i) N-vinyl amide monomer; (ii) dual functional monomer; and (iii) polymerizable monomelic solvent. An additional approach reveals about polymerizable polymer comprising (i) a base polymer made from N-vinyl amide monomer and a co-monomer with the proviso for grafting; (ii) graft functional monomer; and (iii) a polymerizable monomelic solvent to enable a medium for polymerization. Also, discloses about the compositions comprising reactive solution of polymerizable polymer and its various possible applications.
    Type: Application
    Filed: November 19, 2010
    Publication date: April 4, 2013
    Applicant: ISP Investments Inc.
    Inventors: David K. Hood, Osama M. Musa, Surya Kamin, John Mckittrick
  • Publication number: 20120276211
    Abstract: This present application relates to microcapsules or compositions containing microcapsules wherein the microcapsules comprise a polymerizable lactamic copolymer. More particularly, certain aspects are directed to the use of polymerizable lactamic copolymers in the formation of coatings on microencapsulated particles. These polymerizable lactamic copolymers can result in surface modified microencapsulated particles that may be anionic, non-ionic, or cationic.
    Type: Application
    Filed: December 22, 2010
    Publication date: November 1, 2012
    Applicant: ISP Investments Inc.
    Inventors: David K. Hood, Karyn B. Visscher, Surya Kamin
  • Publication number: 20120149578
    Abstract: Two-phase, aqueous polymeric systems comprised of lactamic monomers containing additives suitable for adjusting the cloud point temperature of the polymeric compositions are described. Of particular utility is the use of these additives to adjust the cloud point in aqueous solutions comprised of salts.
    Type: Application
    Filed: June 8, 2010
    Publication date: June 14, 2012
    Applicant: ISP INVESTMENTS INC.
    Inventors: David K. Hood, Osama M. Musa, Surya Kamin