CN101903171A - 制备低色值聚乙烯醇的方法 - Google Patents

制备低色值聚乙烯醇的方法 Download PDF

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Publication number
CN101903171A
CN101903171A CN2008801221019A CN200880122101A CN101903171A CN 101903171 A CN101903171 A CN 101903171A CN 2008801221019 A CN2008801221019 A CN 2008801221019A CN 200880122101 A CN200880122101 A CN 200880122101A CN 101903171 A CN101903171 A CN 101903171A
Authority
CN
China
Prior art keywords
polyvinyl alcohol
less
ppm
vinyl acetate
color value
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN2008801221019A
Other languages
English (en)
Chinese (zh)
Inventor
F·巴尔桑
J·H·汤普森
K·V·蓬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sekisui Specialty Chemicals America LLC
Original Assignee
Sekisui Specialty Chemicals America LLC
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 Sekisui Specialty Chemicals America LLC filed Critical Sekisui Specialty Chemicals America LLC
Publication of CN101903171A publication Critical patent/CN101903171A/zh
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10761—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
    • 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
    • C08F8/48—Isomerisation; Cyclisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • General 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)
  • Joining Of Glass To Other Materials (AREA)
  • Polymerisation Methods In General (AREA)
CN2008801221019A 2007-12-21 2008-12-19 制备低色值聚乙烯醇的方法 Pending CN101903171A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US879107P 2007-12-21 2007-12-21
US61/008,791 2007-12-21
PCT/US2008/013929 WO2009142616A1 (en) 2007-12-21 2008-12-19 Process for making low color polyvinyl alcohol

Publications (1)

Publication Number Publication Date
CN101903171A true CN101903171A (zh) 2010-12-01

Family

ID=40789403

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008801221019A Pending CN101903171A (zh) 2007-12-21 2008-12-19 制备低色值聚乙烯醇的方法

Country Status (5)

Country Link
US (1) US20090163658A1 (enExample)
EP (1) EP2222461A1 (enExample)
JP (1) JP2011508802A (enExample)
CN (1) CN101903171A (enExample)
WO (1) WO2009142616A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102731696A (zh) * 2012-06-13 2012-10-17 安徽皖维集团有限责任公司 一种低灰分聚乙烯醇的制备方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5420805B1 (ja) * 2013-08-07 2014-02-19 株式会社クラレ ポリビニルアセタールおよびそれを含有する合わせガラス用中間膜
JP5420804B1 (ja) * 2013-08-07 2014-02-19 株式会社クラレ ポリビニルアセタールを含有するフィルム
WO2015019438A1 (ja) * 2013-08-07 2015-02-12 株式会社クラレ ポリビニルアセタール及びそれを含有する合わせガラス用中間膜
JP5420808B1 (ja) * 2013-08-07 2014-02-19 株式会社クラレ ポリビニルアセタールを含有するフィルム
JP5469289B1 (ja) * 2013-10-25 2014-04-16 株式会社クラレ 複層フィルム及びそれからなる合わせガラス用中間膜
JP5469287B1 (ja) * 2013-10-25 2014-04-16 株式会社クラレ 複層フィルム及びそれからなる合わせガラス用中間膜
JP5469288B1 (ja) * 2013-10-25 2014-04-16 株式会社クラレ 複層フィルム及びそれからなる合わせガラス用中間膜
WO2015059830A1 (ja) * 2013-10-25 2015-04-30 株式会社クラレ 複層フィルム及びそれからなる合わせガラス用中間膜
US20170008988A1 (en) * 2014-02-17 2017-01-12 Kuraray Co., Ltd. Binder for formation of ceramic or for use in conductive paste, and use of same
JP6255300B2 (ja) * 2014-04-16 2017-12-27 株式会社クラレ ポリビニルアルコール樹脂の製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303174A (en) * 1960-08-04 1967-02-07 Shawiningan Chemicals Ltd Radiation polymerization process and products thereof
US20070142620A1 (en) * 2005-12-16 2007-06-21 Richard Vicari Method to purify poly(vinyl alcohol)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642420A (en) * 1948-07-02 1953-06-16 Eastman Kodak Co Preparation of polyvinyl alcohol
US2844563A (en) * 1956-03-30 1958-07-22 Du Pont Decolorization of polyvinyl alcohol
US3052610A (en) * 1960-05-19 1962-09-04 Kurashiki Rayon Co Concentration of acetic acid
US3179641A (en) * 1961-05-22 1965-04-20 Armour & Co Vinyl aryl stearates and polymers thereof
US3318948A (en) * 1964-03-12 1967-05-09 Air Reduction Process for increasing polymerization activity of vinyl acetate
US3838019A (en) * 1968-11-08 1974-09-24 Bayer Ag Inhibition of polymer formation during distillation of crude vinyl acetate
US3697495A (en) * 1970-08-05 1972-10-10 Du Pont Preparation of polyvinyl alcohol having improved color properties by treating the polyvinyl ester with ozone
NL185202C (nl) * 1972-10-25 1990-02-16 Hoechst Ag Werkwijze voor het winnen van vinylacetaat en desgewenst van methanol uit mengsels, die hoofdzakelijk vinylacetaat en methanol en als verontreinigingen methylacetaat en aceetaldehyde bevatten.
US4487959A (en) 1980-10-27 1984-12-11 Ecolochem, Inc. Vinyl acetate purification process
JPH08310979A (ja) * 1995-05-19 1996-11-26 Bridgestone Corp ビニル系モノマーの精製法
US6046272A (en) * 1998-01-29 2000-04-04 Air Products And Chemicals, Inc. Non yellowing, thermally stable polyvinyl alcohol

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303174A (en) * 1960-08-04 1967-02-07 Shawiningan Chemicals Ltd Radiation polymerization process and products thereof
US20070142620A1 (en) * 2005-12-16 2007-06-21 Richard Vicari Method to purify poly(vinyl alcohol)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102731696A (zh) * 2012-06-13 2012-10-17 安徽皖维集团有限责任公司 一种低灰分聚乙烯醇的制备方法

Also Published As

Publication number Publication date
US20090163658A1 (en) 2009-06-25
EP2222461A1 (en) 2010-09-01
WO2009142616A1 (en) 2009-11-26
JP2011508802A (ja) 2011-03-17

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