SG11202105510TA - High molecular weight poly(methacrylic acid) - Google Patents

High molecular weight poly(methacrylic acid)

Info

Publication number
SG11202105510TA
SG11202105510TA SG11202105510TA SG11202105510TA SG11202105510TA SG 11202105510T A SG11202105510T A SG 11202105510TA SG 11202105510T A SG11202105510T A SG 11202105510TA SG 11202105510T A SG11202105510T A SG 11202105510TA SG 11202105510T A SG11202105510T A SG 11202105510TA
Authority
SG
Singapore
Prior art keywords
molecular weight
methacrylic acid
high molecular
weight poly
poly
Prior art date
Application number
SG11202105510TA
Inventor
Stephan Wittmar
Thomas Schmidt
Justyna Justynska-Reimann
Claudio Hofmann
Original Assignee
Alcon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alcon Inc filed Critical Alcon Inc
Publication of SG11202105510TA publication Critical patent/SG11202105510TA/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F120/04—Acids; Metal salts or ammonium salts thereof
    • C08F120/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/10—Esters
    • C08F20/12—Esters of monohydric alcohols or phenols
    • C08F20/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F20/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/04—Polymerisation in solution
    • C08F2/10—Aqueous solvent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/22—Compounds containing nitrogen bound to another nitrogen atom
    • C08K5/23—Azo-compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
    • C08K5/37—Thiols
    • C08K5/372—Sulfides, e.g. R-(S)x-R'
    • C08K5/3725—Sulfides, e.g. R-(S)x-R' containing nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
SG11202105510TA 2019-01-28 2020-01-27 High molecular weight poly(methacrylic acid) SG11202105510TA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962797555P 2019-01-28 2019-01-28
PCT/IB2020/050612 WO2020157630A1 (en) 2019-01-28 2020-01-27 High molecular weight poly(methacrylic acid)

Publications (1)

Publication Number Publication Date
SG11202105510TA true SG11202105510TA (en) 2021-08-30

Family

ID=69630664

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202105510TA SG11202105510TA (en) 2019-01-28 2020-01-27 High molecular weight poly(methacrylic acid)

Country Status (4)

Country Link
US (2) US11001652B2 (en)
EP (1) EP3917977A1 (en)
SG (1) SG11202105510TA (en)
WO (1) WO2020157630A1 (en)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL128305C (en) 1963-09-11
US3646099A (en) 1967-10-12 1972-02-29 Uniroyal Inc Cyano containing oligomers
US3932560A (en) * 1974-08-28 1976-01-13 The United States Of America As Represented By The Secretary Of Agriculture High-molecular weight acidic polymers
DE2839249A1 (en) 1977-09-12 1979-03-22 Toray Industries METHOD OF MANUFACTURING A SOFT CONTACT LENS AND OUTPUT SOLUTION FOR CARRYING OUT THE METHOD
JPS608688B2 (en) 1979-06-13 1985-03-05 日東化学工業株式会社 Method for producing acrylamide polymer
DE3620149A1 (en) * 1986-06-14 1987-12-17 Roehm Gmbh LOW-ODOR WATER-SOLUBLE POLYMERISAT OR COPOLYMERISAT, ITS PRODUCTION AND USE
JPH0830084B2 (en) 1989-05-30 1996-03-27 ダイヤフロック株式会社 Method for producing acrylamide polymer
DE4024454A1 (en) 1990-08-01 1992-02-06 Reetz Manfred Prof Dr Anionic polymerisation of (meth)acrylic-acid and -nitrile derivs. - with ammonium salts of resonance-stabilised nitrogen anions as initiators
TW272976B (en) 1993-08-06 1996-03-21 Ciba Geigy Ag
US5583463A (en) 1995-05-30 1996-12-10 Micron Technology, Inc. Redundant row fuse bank circuit
US6087418A (en) * 1998-01-22 2000-07-11 Nippon Shokubai Co., Ltd. Cement admixture and cement composition
DE69917106T2 (en) * 1998-03-06 2005-05-19 Nippon Shokubai Co. Ltd. (Meth) acrylic acid polymer and process for its preparation
JP3896117B2 (en) * 2001-11-06 2007-03-22 株式会社日本触媒 (Meth) acrylic acid (salt) polymer and production method thereof
TWI239340B (en) * 2001-12-06 2005-09-11 Nippon Catalytic Chem Ind Process for production of water-soluble (meth)acrylic polymers, water-soluble (meth)acrylic polymers, and use thereof
BRPI0720237A2 (en) 2006-12-12 2013-12-31 Unilever Nv RAMIFIED POLYMER, METHOD FOR PREPARING A RAMIFIED COPOLYMER, COMPOSITION, AND USE OF A RAMIFIED COPOLYMER
PL2461767T3 (en) 2010-07-30 2013-09-30 Novartis Ag Silicone hydrogel lenses with water-rich surfaces
WO2016178160A1 (en) 2015-05-07 2016-11-10 Novartis Ag Method for producing contact lenses with durable lubricious coatings thereon

Also Published As

Publication number Publication date
EP3917977A1 (en) 2021-12-08
WO2020157630A1 (en) 2020-08-06
US11001652B2 (en) 2021-05-11
US20200239606A1 (en) 2020-07-30
US20210230321A1 (en) 2021-07-29
US11447583B2 (en) 2022-09-20

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