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Shobha Kantamneni

age ~61

from Aldie, VA

Also known as:
  • Shobha K Kutumbaka
  • Shoba Kantamneni
  • Kantamneni Shobha
  • Shobha I
Phone and address:
40775 Lenah Run Cir, Stone Ridge, VA 20105
914 536-6890

Shobha Kantamneni Phones & Addresses

  • 40775 Lenah Run Cir, Aldie, VA 20105 • 914 536-6890
  • Atlanta, GA
  • Fairfax, VA
  • 43 Ovation Ct, White Plains, NY 10603 • 914 948-1367
  • Durham, NC
  • Van Nuys, CA
  • Menlo Park, CA
  • Chapel Hill, NC
  • Tarrytown, NY

Us Patents

  • Fluorinated Polymeric Paper Sizes And Soil-Release Agents

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  • US Patent:
    6566470, May 20, 2003
  • Filed:
    Apr 12, 2001
  • Appl. No.:
    09/834773
  • Inventors:
    Shobha Kantamneni - White Plains NY
    Franz Dirschl - Augsburg, DE
  • Assignee:
    Ciba Specialty Chemicals Corporation - Tarrytown NY
  • International Classification:
    C08F11800
  • US Classification:
    526245, 526243, 526255, 526273, 526307, 5263077, 526320, 5263285, 5263292, 5263293, 5263294, 442154, 442155, 442168, 442170
  • Abstract:
    Novel fluorine-containing paper sizes which impart oil and grease resistance to paper and soil-release properties to textile products are described which are the copolymerization products of (a) a perfluoroalkyl-substituted (meth)acrylate or (meth)acrylamide, (b) a secondary- or tertiary-amino or quaternary ammonium group-containing (meth)acrylate or (meth)acrylamide, (c) vinylidene chloride and, optionally, d) other copolymerizable nonfluorinated vinyl monomers.
  • Mono-And Polyamides Of Perfluoroalkyl-Substituted Unsaturated Acids

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  • US Patent:
    6515175, Feb 4, 2003
  • Filed:
    Oct 15, 2001
  • Appl. No.:
    09/978156
  • Inventors:
    Karl F. Mueller - New York NY
    Michael Bochnik - Yonkers NY
    Marlon Haniff - West Orange NJ
    John Jennings - Yonkers NY
    Shobha Kantamneni - White Plains NY
  • Assignee:
    Ciba Specialty Chemicals Corporation - Tarrytown NY
  • International Classification:
    C07C22930
  • US Classification:
    562565, 564138, 564142, 564152, 564153, 8194, 81281, 811562, 4274301
  • Abstract:
    Novel perfluoroalkyl-substituted mono-, di- and poly-amide compounds which are reaction products of a mono-, di- or polyamine of 60 to 2000 molecular weight with a perfluoroalkyl substituted unsaturated acid or its corresponding lower alkyl ester and optionally a non-fluorinated amino-reactive compound such as an acid, ester, anhydride, epichlorohydrin, isocyanate or urea, are useful as internally or externally applied paper sizes to impart oil and grease resistance to paper, and as oil proofing coatings on textiles, wood, masonry and the like, or as high-performance surface active agents.
  • Fluorinated Polymeric Paper Sizes And Soil-Release Agents

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  • US Patent:
    6818717, Nov 16, 2004
  • Filed:
    Feb 21, 2003
  • Appl. No.:
    10/371323
  • Inventors:
    Shobha Kantamneni - White Plains NY
  • Assignee:
    Ciba Specialty Chemicals Corporation - Tarrytown NY
  • International Classification:
    C08F11800
  • US Classification:
    526245, 526243, 526255, 526273, 526307, 5263077, 526320, 5263285, 5263292, 5263293, 5263294, 428326, 428422, 428507, 428510
  • Abstract:
    Novel fluorine-containing paper sizes which impart oil and grease resistance to paper and soil-release properties to textile products are described which are the copolymerization products of (a) a perfluoroalkyl-substituted (meth)acrylate or (meth)acrylamide, (b) a secondary- or tertiary-amino or quaternary ammonium group-containing (meth)acrylate or (meth)acrylamide, (c) vinylidene chloride and, optionally, d) other copolymerizable nonfluorinated vinyl monomers.
  • Perfluoroalkyl Substituted Acrylate Monomers And Polymers Thereof

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  • US Patent:
    7247691, Jul 24, 2007
  • Filed:
    Oct 25, 2004
  • Appl. No.:
    10/972944
  • Inventors:
    Shobha Kantamneni - Fairfax VA, US
  • Assignee:
    Huntsman International LLC - The Woodlands TX
  • International Classification:
    C08F 18/20
    C08F 136/16
  • US Classification:
    526252, 526245, 526248, 526255, 526304, 5263073, 5263077, 5263294
  • Abstract:
    Fluoroalkyl amidoalkyl alcohols of the formula.
  • Perfluoroalkyl Substituted Acrylate Monomers And Polymers Thereof

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  • US Patent:
    7754624, Jul 13, 2010
  • Filed:
    Jun 18, 2007
  • Appl. No.:
    11/764451
  • Inventors:
    Shobha Kantamneni - Fairfax VA, US
  • International Classification:
    B32B 27/04
    C08F 18/20
  • US Classification:
    442 94, 442153, 442154, 442168, 442170, 442173, 526252, 526245, 526248, 526255, 526304, 5263073
  • Abstract:
    Fluoroalkyl amidoalkyl alcohols of the formula.
  • Perfluoroalkyl Substituted Acrylate Monomers And Polymers Thereof

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  • US Patent:
    7754917, Jul 13, 2010
  • Filed:
    Jun 18, 2007
  • Appl. No.:
    11/764441
  • Inventors:
    Shobha Kantamneni - Fairfax VA, US
  • Assignee:
    Huntsman International LLC - The Woodlands TX
  • International Classification:
    C07C 231/02
    C08F 18/20
  • US Classification:
    564133, 564123, 564134, 564138, 564143, 526252, 526245, 526248, 526255, 526304, 5263073, 5263077, 5263294
  • Abstract:
    Fluoroalkyl amidoalkyl alcohols of the formula.
  • N-Substituted Perfluoroalkylated Pyrrolidines And Process For Making Them

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  • US Patent:
    6436235, Aug 20, 2002
  • Filed:
    Oct 18, 2000
  • Appl. No.:
    09/691486
  • Inventors:
    Marlon Haniff - West Orange NJ
    John Jennings - Bronx NY
    Karl Friedrich Mueller - New York NY
    Shobha Kantamneni - White Plains NY
  • Assignee:
    Ciba Specialty Chemicals Corporation - Tarrytown NY
  • International Classification:
    D21H 1914
  • US Classification:
    162135, 162158, 162183, 548400, 548539, 548524, 548569
  • Abstract:
    N-substituted perfluoroalkylated pyrrolidines of the formula III where R , B, Q and q are as defined herein are prepared from diallylamine, a perfluoroalkyl iodide and an amino-reactive compound selected from the group of carboxylic acids, anhydrides, acid chlorides, oxiranes, haloalkanes, isocyanates, ureas and (meth)acrylic compounds. These compounds are useful as specialty surfactants and as oil-proofing agents for paper and textiles. Polymers derived from the (meth)acrylamides are useful to impart water, oil and grease repellency to various substrates.

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