DE69011860T2 - Verfahren zur herstellung von polyvinylalkoholmischungen in wässeriger lösung und erhaltene produkte. - Google Patents

Verfahren zur herstellung von polyvinylalkoholmischungen in wässeriger lösung und erhaltene produkte.

Info

Publication number
DE69011860T2
DE69011860T2 DE69011860T DE69011860T DE69011860T2 DE 69011860 T2 DE69011860 T2 DE 69011860T2 DE 69011860 T DE69011860 T DE 69011860T DE 69011860 T DE69011860 T DE 69011860T DE 69011860 T2 DE69011860 T2 DE 69011860T2
Authority
DE
Germany
Prior art keywords
aqueous solution
polyvinyl alcohol
alcohol mixtures
products received
producing polyvinyl
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.)
Expired - Fee Related
Application number
DE69011860T
Other languages
English (en)
Other versions
DE69011860D1 (de
Inventor
Francesco Carlin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69011860D1 publication Critical patent/DE69011860D1/de
Publication of DE69011860T2 publication Critical patent/DE69011860T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C08F2/00—Processes of polymerisation
    • C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
    • C08F2/004—Scale prevention in a polymerisation reactor or its auxiliary parts by a prior coating on the reactor walls
    • 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
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polymerisation Methods In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69011860T 1989-06-15 1990-05-17 Verfahren zur herstellung von polyvinylalkoholmischungen in wässeriger lösung und erhaltene produkte. Expired - Fee Related DE69011860T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT8983427A IT1235098B (it) 1989-06-15 1989-06-15 Procedimento per la produzione in emulsione acquosa di miscele di alcoli polivinilici e prodotti cosi' ottenuti.
PCT/IT1990/000052 WO1990015827A1 (en) 1989-06-15 1990-05-17 Process for the production in watery emulsion of blends of polyvinylic alcohols and respective products obtained
EP91830032A EP0498142A1 (de) 1989-06-15 1991-02-05 Entfärbte Zusammensetzung zur Unterdrückung der Bildung von Polymerkrusten während der Polymerisation von chlorierten Olefinen

Publications (2)

Publication Number Publication Date
DE69011860D1 DE69011860D1 (de) 1994-09-29
DE69011860T2 true DE69011860T2 (de) 1995-04-13

Family

ID=40193857

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69011860T Expired - Fee Related DE69011860T2 (de) 1989-06-15 1990-05-17 Verfahren zur herstellung von polyvinylalkoholmischungen in wässeriger lösung und erhaltene produkte.

Country Status (9)

Country Link
US (1) US5397815A (de)
EP (2) EP0477193B1 (de)
JP (1) JPH0819179B2 (de)
AT (1) ATE110393T1 (de)
AU (1) AU5642390A (de)
DE (1) DE69011860T2 (de)
ES (1) ES2064734T3 (de)
IT (1) IT1235098B (de)
WO (2) WO1990015827A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0702033B1 (de) 1994-09-14 1997-12-03 Shin-Etsu Chemical Co., Ltd. Verfahren zur Herstellung von einem Vinyl-Chlorid-Typ Polymer
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
US5910420A (en) * 1996-08-16 1999-06-08 Orion-Yhtyma Oy Orion Diagnostica Method and test kit for pretreatment of object surfaces
WO2007053391A2 (en) * 2005-10-31 2007-05-10 Casey Jenkins Portable blanket warmer
JP5705056B2 (ja) * 2011-07-28 2015-04-22 日本合成化学工業株式会社 ポリビニルアルコール系重合体粒子の製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE581154A (de) * 1958-12-17
IT1160355B (it) * 1978-12-15 1987-03-11 Sigma Italiana Prod Chimici Procedimento perfezionato per la produzione di cloruro di polivinile
DE2734656A1 (de) * 1977-08-01 1979-02-22 Wacker Chemie Gmbh Waessrige vinylchlorid-copolymerdispersionen, deren herstellung und verwendung
US4200708A (en) * 1978-08-17 1980-04-29 National Distillers And Chemical Corporation Process for sequentially dispersing and saponifying ethylene-vinyl acetate copolymer
NL8000707A (nl) * 1980-02-05 1981-09-01 Stamicarbon Vinylchloridepolymeren.
DE3026144A1 (de) * 1980-07-10 1982-02-18 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von polyvinylalkohol und danach erhaltener polyvinylalkohol
FR2523979A1 (fr) * 1982-03-26 1983-09-30 Chloe Chemie Procede de traitement d'un reacteur de polymerisation
DE3227090A1 (de) * 1982-07-20 1984-01-26 Wacker-Chemie GmbH, 8000 München Verfahren zur herstellung von polymerdispersionen und ihre verwendung
NL8301463A (nl) * 1983-04-26 1984-11-16 Stamicarbon Vinylchloridepolymeren.
JPH0660210B2 (ja) * 1985-04-12 1994-08-10 東ソー株式会社 ビニル系単量体の重合法
JPH0660209B2 (ja) * 1985-04-12 1994-08-10 東ソー株式会社 ビニル系単量体の重合法
IT1189869B (it) * 1986-01-28 1988-02-10 Paolo Carlin Procedimento per la produzione in alcool etilico di un polivinile acetato
IT1210541B (it) * 1986-02-17 1989-09-14 Paolo Carlin Procedimento per la produzione in emulsione acquosa di polivinile acetato parzialmente idrolizzato.
IT1205543B (it) * 1986-12-24 1989-03-23 C I R S Cie Italiana Ricerca E Agente anti-incrostante per la polimerizzazione di monomeri olefinici clorurati

Also Published As

Publication number Publication date
IT8983427A0 (it) 1989-06-15
EP0477193A1 (de) 1992-04-01
JPH04506086A (ja) 1992-10-22
JPH0819179B2 (ja) 1996-02-28
US5397815A (en) 1995-03-14
EP0498142A1 (de) 1992-08-12
AU5642390A (en) 1991-01-08
ES2064734T3 (es) 1995-02-01
EP0477193B1 (de) 1994-08-24
WO1990015827A1 (en) 1990-12-27
WO1992013897A1 (en) 1992-08-20
IT1235098B (it) 1992-06-18
DE69011860D1 (de) 1994-09-29
ATE110393T1 (de) 1994-09-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee