KR970074803A - 폴리비닐 알콜 분말 - Google Patents

폴리비닐 알콜 분말 Download PDF

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Publication number
KR970074803A
KR970074803A KR1019970021471A KR19970021471A KR970074803A KR 970074803 A KR970074803 A KR 970074803A KR 1019970021471 A KR1019970021471 A KR 1019970021471A KR 19970021471 A KR19970021471 A KR 19970021471A KR 970074803 A KR970074803 A KR 970074803A
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South Korea
Prior art keywords
polyvinyl alcohol
alcohol powder
solution
present
average diameter
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KR1019970021471A
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English (en)
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KR100236896B1 (ko
Inventor
나오토 나루모토
다카노리 기타무라
유지 다케노우치
다카노리 쓰기야
히사미치 야나이
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이즈미 마사노리
구라레 캄파니, 리미티드
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Application filed by 이즈미 마사노리, 구라레 캄파니, 리미티드 filed Critical 이즈미 마사노리
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    • 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
    • C08F16/00—Homopolymers and 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
    • C08F16/02—Homopolymers and 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
    • C08F16/04—Acyclic compounds
    • C08F16/06—Polyvinyl alcohol ; Vinyl alcohol
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • 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
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2329/00—Characterised by the use of homopolymers or 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; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2329/02—Homopolymers or copolymers of unsaturated alcohols
    • C08J2329/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

본 발명은 평균 직경이 0.1 내지 10㎛인 기공을 0.05 내지 0.4cc/g의 범위로 포함하는 폴리비닐 알콜 분말을 제공한다.
본 발명의 PVA 분말은 물에서의 용해도가 탁월하기 때문에, 이의 수용액을 공업적으로 쉽게 제조할 수 있다.
본 발명의 PVA 분말은 유기 휘발성 성분의 함량이 낮고 염기성 촉매로부터 유도된 카복실산 염 등과 같은 비위발성 성분의 함량이 낮기 때문에, 공업적 취급성이 탁월 하다.

Description

폴라비닐 알콜 분말
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (4)

  1. 평균 직경이 0.1 내지 10㎛인 기공을 0.05 내지 0.4cc/g의 범위로 포함하는 폴리비닐 알콜 분말.
  2. 제1항에 있어서, 평균 직경이 74㎛ 이하인 미립자의 함량이 3중량％ 이하인 폴리비닐 알콜 분말.
  3. 비누화도가 20 내지 60mol％인 부분 비누화 폴리비닐 알콜(A)의 용액과 폴리비닐 에스테르(B)의 용액으로부터 수득한 혼합 용액을 비누화시킴을 포함허여, 제1항 또는 제2항에서 정의한 폴리비니 알콜 분말을 제조하는 방법.
  4. 체류 시간 분포가 2 내지 20개의 일련의 완전 혼합 탱크의 체류 시간 분포에 상당하는 연속 반응기를 사용하여 폴리비닐 에스테르(B)의 용액을 비누화시킴을 포함하여, 제1항 또는 제2항에서의 정의한 폴리비닐 알콜 분말을 제조하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970021471A 1996-05-31 1997-05-29 폴리비닐 알코올 분말 KR100236896B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13824096A JP3805427B2 (ja) 1996-05-31 1996-05-31 ポリビニルアルコール粉末
JP96-138240 1996-05-31

Publications (2)

Publication Number Publication Date
KR970074803A true KR970074803A (ko) 1997-12-10
KR100236896B1 KR100236896B1 (ko) 2000-01-15

Family

ID=15217357

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970021471A KR100236896B1 (ko) 1996-05-31 1997-05-29 폴리비닐 알코올 분말

Country Status (8)

Country Link
US (1) US5811488A (ko)
EP (1) EP0810254B1 (ko)
JP (1) JP3805427B2 (ko)
KR (1) KR100236896B1 (ko)
CA (1) CA2205889C (ko)
DE (1) DE69706474T2 (ko)
SG (1) SG78272A1 (ko)
TW (1) TW444023B (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2320456B (en) * 1996-12-18 2001-09-05 Fip Holdings Ltd Polymer processing method
GB2378705B (en) 1998-08-26 2003-03-26 Pvaxx Technologies Ltd PVA-Containing compositions
GB0005016D0 (en) * 2000-03-01 2000-04-26 Jumik Technologies Limited PVA-Containing compositions
JP4087321B2 (ja) 2003-09-17 2008-05-21 株式会社クラレ ポリビニルアルコール系重合体およびその製造方法
US7851551B2 (en) * 2004-03-25 2010-12-14 Xerox Corporation Polymer processes
US7507439B2 (en) * 2004-05-06 2009-03-24 Hewlett-Packard Development Company, L.P. Use and preparation of crosslinked polymer particles for inkjet recording materials
JP6524075B2 (ja) * 2014-06-04 2019-06-05 株式会社クラレ ポリビニルアルコール粉体およびその製造方法
CN107636498B (zh) * 2015-08-18 2021-05-28 三菱化学株式会社 偏光膜制造用聚乙烯醇系树脂颗粒、和其制造方法、聚乙烯醇系薄膜和其制造方法、偏光膜、聚乙烯醇系树脂颗粒
KR102666108B1 (ko) 2015-11-24 2024-05-16 제이에스알 가부시끼가이샤 다공질 입자의 제조 방법, 다공질 입자, 담체, 칼럼 및 표적 물질의 분리 방법
US11787928B2 (en) * 2020-01-30 2023-10-17 Kuraray Co., Ltd. Polyvinyl alcohol compositions having improved particle size distribution
EP4332127A1 (en) * 2021-04-27 2024-03-06 Kuraray Co., Ltd. Vinyl alcohol polymer, powder including same, methods for producing same, paper processing agent, and dispersant for emulsion polymerization
CN117279961A (zh) * 2021-04-27 2023-12-22 株式会社可乐丽 乙烯醇系聚合物、包含其的粉末、粉末的制造方法、涂布剂、涂布物、涂布物的制造方法、乳液聚合用稳定剂、水性乳液和粘接剂
KR20230063730A (ko) * 2021-11-02 2023-05-09 주식회사 엘지화학 에틸렌-비닐알코올 공중합체의 제조방법
EP4389785A1 (en) * 2021-12-23 2024-06-26 LG Chem, Ltd. Method for preparing ethylene-vinyl alcohol copolymer

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE271520C (ko) * 1900-01-01
US2642419A (en) * 1950-01-31 1953-06-16 Eastman Kodak Co Preparation of polyvinyl alcohol
US3296236A (en) * 1962-05-31 1967-01-03 Du Pont Production of granular polyvinyl alcohol
US3487060A (en) * 1968-02-23 1969-12-30 Du Pont Production of granular polyvinyl alcohol
JPS52138077A (en) * 1976-03-09 1977-11-17 Toyo Soda Mfg Co Ltd Production of porous polyvinyl alcohol hard gel
US4314032A (en) * 1978-10-26 1982-02-02 Kureha Kagaku Kogyo Kabushiki Kaisha Crosslinked polyvinyl alcohol gel
ES8107258A1 (es) * 1979-10-13 1981-09-16 Denki Kagaku Kogyo Kk Un procedimiento para preparar un polimero de un compuesto de vinilo
DD271520A1 (de) * 1983-11-18 1989-09-06 Buna Chem Werke Veb Verfahren zur herstellung von polyvinylalkohol
IT1235098B (it) * 1989-06-15 1992-06-18 Francesco Carlin Procedimento per la produzione in emulsione acquosa di miscele di alcoli polivinilici e prodotti cosi' ottenuti.
US5256400A (en) * 1991-12-04 1993-10-26 Advanced Polymer Systems, Inc. Pressurized product delivery systems
US5502082A (en) * 1991-12-20 1996-03-26 Alliedsignal Inc. Low density materials having good compression strength and articles formed therefrom

Also Published As

Publication number Publication date
JPH09316272A (ja) 1997-12-09
JP3805427B2 (ja) 2006-08-02
TW444023B (en) 2001-07-01
US5811488A (en) 1998-09-22
EP0810254A1 (en) 1997-12-03
EP0810254B1 (en) 2001-09-05
SG78272A1 (en) 2001-02-20
DE69706474D1 (de) 2001-10-11
CA2205889A1 (en) 1997-11-30
CA2205889C (en) 2002-03-26
DE69706474T2 (de) 2002-05-16
KR100236896B1 (ko) 2000-01-15

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