SG11201809946YA - Vinyl alcohol-vinyl acetate copolymer - Google Patents

Vinyl alcohol-vinyl acetate copolymer

Info

Publication number
SG11201809946YA
SG11201809946YA SG11201809946YA SG11201809946YA SG11201809946YA SG 11201809946Y A SG11201809946Y A SG 11201809946YA SG 11201809946Y A SG11201809946Y A SG 11201809946YA SG 11201809946Y A SG11201809946Y A SG 11201809946YA SG 11201809946Y A SG11201809946Y A SG 11201809946YA
Authority
SG
Singapore
Prior art keywords
vinyl
acetate copolymer
vinyl acetate
vinyl alcohol
alcohol
Prior art date
Application number
SG11201809946YA
Inventor
Koichi Ute
Tomohiro Hirano
Miyuki Oshimura
Yasunari Kusaka
Original Assignee
Univ Tokushima
Sekisui Chemical Co Ltd
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 Univ Tokushima, Sekisui Chemical Co Ltd filed Critical Univ Tokushima
Publication of SG11201809946YA publication Critical patent/SG11201809946YA/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
    • C08F216/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F216/38—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an acetal or ketal radical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • B01J31/122—Metal aryl or alkyl compounds
    • 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
    • C08F216/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F216/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an alcohol radical
    • C08F216/04—Acyclic compounds
    • C08F216/06—Polyvinyl alcohol ; Vinyl alcohol
    • 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
    • C08F218/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F218/02—Esters of monocarboxylic acids
    • C08F218/04—Vinyl esters
    • C08F218/08—Vinyl acetate
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/14—Esterification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/40—Substitution reactions at carbon centres, e.g. C-C or C-X, i.e. carbon-hetero atom, cross-coupling, C-H activation or ring-opening reactions
    • B01J2231/49—Esterification or transesterification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/20—Complexes comprising metals of Group II (IIA or IIB) as the central metal
    • B01J2531/26—Zinc
    • 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
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/10—Copolymer characterised by the proportions of the comonomers expressed as molar percentages
    • 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
    • C08F2810/00—Chemical modification of a polymer
    • 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
    • C08F2810/00—Chemical modification of a polymer
    • C08F2810/50—Chemical modification of a polymer wherein the polymer is a copolymer and the modification is taking place only on one or more of the monomers present in minority

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

The present invention provides a vinyl alcohol-vinyl acetate copolymer having excellent solubility and a method for producing a vinyl alcohol-vinyl acetate copolymer. 5 Provided is a vinyl alcohol-vinyl acetate copolymer including a unit of vinyl alcohol and a unit of vinyl acetate, the vinyl alcohol-vinyl acetate copolymer having a randomness value R of 0.5 or higher, the randomness value R being obtained using the following equation (1): 10 where LO represents a mean chain length of the unit of vinyl alcohol and LA represents a mean chain length of the unit of vinyl acetate. 15 [No Suitable Figure]
SG11201809946YA 2016-05-09 2017-05-08 Vinyl alcohol-vinyl acetate copolymer SG11201809946YA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016094067 2016-05-09
JP2016163058 2016-08-23
PCT/JP2017/017409 WO2017195735A1 (en) 2016-05-09 2017-05-08 Vinyl alcohol-vinyl acetate copolymer

Publications (1)

Publication Number Publication Date
SG11201809946YA true SG11201809946YA (en) 2018-12-28

Family

ID=60267297

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201809946YA SG11201809946YA (en) 2016-05-09 2017-05-08 Vinyl alcohol-vinyl acetate copolymer

Country Status (8)

Country Link
US (1) US10711081B2 (en)
EP (1) EP3456747B1 (en)
JP (1) JP6447896B2 (en)
CN (1) CN108602910B (en)
ES (1) ES2846349T3 (en)
SG (1) SG11201809946YA (en)
TW (1) TWI733802B (en)
WO (1) WO2017195735A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7226734B2 (en) * 2017-11-15 2023-02-21 国立大学法人徳島大学 Vinyl alcohol-vinyl acetate copolymer
EP4306551A1 (en) * 2021-03-08 2024-01-17 Sekisui Chemical Co., Ltd. Poly(vinyl alcohol) resin

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2587399B2 (en) 1986-04-11 1997-03-05 日本合成化学工業株式会社 Ceramic binder
JPH02153960A (en) 1988-09-12 1990-06-13 Kuraray Co Ltd Easily water-soluble film
IT1241660B (en) 1990-03-07 1994-01-26 3V Ltd VINYL ACETATE / VINYL ALCOHOL COPOLYMER, PRODUCTION PROCESS OF ITSELF AND ITS USE
JPH06234899A (en) * 1993-02-09 1994-08-23 Mitsubishi Rayon Co Ltd Hydrophilic polymer alloy, porous membrane and fiber from the polymer alloy and production process thereof
JPH07114005A (en) 1993-10-14 1995-05-02 Kuraray Co Ltd Emulsion composition and liquid crystal device using same
JPH0967441A (en) 1995-09-01 1997-03-11 Shin Etsu Chem Co Ltd Production of blocking-resistant partially saponified polyvinyl alcoholic polymer
DE102010056564A1 (en) * 2010-12-30 2012-07-05 Clariant International Limited Hydroxyl groups and ester-bearing polymers and processes for their preparation
JP6317212B2 (en) * 2014-08-27 2018-04-25 国立大学法人徳島大学 Novel transesterification catalyst and method for producing ester compound using the same

Also Published As

Publication number Publication date
US10711081B2 (en) 2020-07-14
US20190153136A1 (en) 2019-05-23
ES2846349T3 (en) 2021-07-28
EP3456747A4 (en) 2020-01-01
TWI733802B (en) 2021-07-21
JP6447896B2 (en) 2019-01-09
EP3456747B1 (en) 2020-12-09
EP3456747A1 (en) 2019-03-20
JPWO2017195735A1 (en) 2018-07-05
CN108602910B (en) 2020-09-29
WO2017195735A1 (en) 2017-11-16
TW201806986A (en) 2018-03-01
CN108602910A (en) 2018-09-28

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