BE728741A - - Google Patents

Info

Publication number
BE728741A
BE728741A BE728741DA BE728741A BE 728741 A BE728741 A BE 728741A BE 728741D A BE728741D A BE 728741DA BE 728741 A BE728741 A BE 728741A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE728741A publication Critical patent/BE728741A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/12Hydrolysis

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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE728741D 1968-02-23 1969-02-21 BE728741A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70745068A 1968-02-23 1968-02-23

Publications (1)

Publication Number Publication Date
BE728741A true BE728741A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-08-21

Family

ID=24841750

Family Applications (1)

Application Number Title Priority Date Filing Date
BE728741D BE728741A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-02-23 1969-02-21

Country Status (6)

Country Link
US (1) US3487060A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE728741A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1909170B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2002543A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1231531A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6902843A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH503781A (de) * 1968-05-15 1971-02-28 Sandoz Ag Verfahren zur Herstellung von basischen Farbstoffen
DE3000750C2 (de) * 1980-01-10 1986-10-30 Wacker-Chemie GmbH, 8000 München Verfahren zur Herstellung von Polyvinylalkohol
DE3026144A1 (de) * 1980-07-10 1982-02-18 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von polyvinylalkohol und danach erhaltener polyvinylalkohol
JP2542346B2 (ja) * 1987-05-30 1996-10-09 日本合成化学工業株式会社 高重合度ポリビニルアルコ−ルの製造法
JP3805427B2 (ja) * 1996-05-31 2006-08-02 株式会社クラレ ポリビニルアルコール粉末
DE10105656A1 (de) 2001-02-08 2002-08-22 Wacker Polymer Systems Gmbh Verfahren zur Herstellung von Polyvinylalkohol
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
DE102013225178A1 (de) 2013-12-06 2015-06-11 Wacker Chemie Ag Verfahren zur Herstellung von Polyvinylalkohol

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734048A (en) * 1950-04-22 1956-02-07 Chsoh
US3296236A (en) * 1962-05-31 1967-01-03 Du Pont Production of granular polyvinyl alcohol

Also Published As

Publication number Publication date
US3487060A (en) 1969-12-30
DE1909170B2 (de) 1971-03-18
GB1231531A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-05-12
FR2002543A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-10-17
DE1909170A1 (de) 1969-09-11
NL6902843A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-08-26

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 19860228