ES8502145A1 - Procedimiento para la preparacion de poli (alcohol vinilico)soluble en alcalis acuosos. - Google Patents

Procedimiento para la preparacion de poli (alcohol vinilico)soluble en alcalis acuosos.

Info

Publication number
ES8502145A1
ES8502145A1 ES532255A ES532255A ES8502145A1 ES 8502145 A1 ES8502145 A1 ES 8502145A1 ES 532255 A ES532255 A ES 532255A ES 532255 A ES532255 A ES 532255A ES 8502145 A1 ES8502145 A1 ES 8502145A1
Authority
ES
Spain
Prior art keywords
pval
polyvinyl alcohol
alkali
manufacture
sulphonic acid
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
Application number
ES532255A
Other languages
English (en)
Other versions
ES532255A0 (es
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of ES532255A0 publication Critical patent/ES532255A0/es
Publication of ES8502145A1 publication Critical patent/ES8502145A1/es
Expired 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/34—Introducing sulfur atoms or sulfur-containing groups
    • C08F8/36—Sulfonation; Sulfation
    • 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
    • C08F8/44—Preparation of metal salts or ammonium salts

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)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Paints Or Removers (AREA)

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE POLI(ALCOHOL VINILICO) SOLUBLE EN ALCALIS ACUOSOS.CONSISTE EN LA ACETALIZACION DE UN POLI(ALCOHOL VINILICO) (PVAL) CON UN ALDEHIDO QUE CONTIENE GRUPOS ACIDOS SULFONICO EN UN MEDIO ACUOSO, REACCIONANDO COMO MAXIMO UN 10 EN MOLES DE LOS GRUPOS HIDROXILO DEL PVAL, CON UN COMPUESTO DE FORMULA (I), DONDE R F H O ALQUILO DE C 1 A 4 Y EL PRODUCTO DE REACCION SE AJUSTA A PH 4 HASTA 7 POR ADICION DE BASES. EL POLI(ALCOHOL VINILICO) DE PARTIDA TIENEN UNA VISCOSIDAD COMPRENDIDA ENTRE 2 Y 200 MPA.S, MEDIDA EN SOLUCION ACUOSA AL Y UN INDICE DE ESTER DE 0 A 450 MG DE KOH/G.TIENE APLICACION COMO AGENTE DE APRESTO O PARA LA PRODUCCION DE PELICULAS COLADAS, LAMINAS O COMO AGENTE EMULSIONANTE.
ES532255A 1983-05-09 1984-05-07 Procedimiento para la preparacion de poli (alcohol vinilico)soluble en alcalis acuosos. Expired ES8502145A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833316948 DE3316948A1 (de) 1983-05-09 1983-05-09 Verfahren zur herstellung von in waessrigen alkalien loeslichem polyvinylalkohol und seine verwendung

Publications (2)

Publication Number Publication Date
ES532255A0 ES532255A0 (es) 1985-01-01
ES8502145A1 true ES8502145A1 (es) 1985-01-01

Family

ID=6198571

Family Applications (1)

Application Number Title Priority Date Filing Date
ES532255A Expired ES8502145A1 (es) 1983-05-09 1984-05-07 Procedimiento para la preparacion de poli (alcohol vinilico)soluble en alcalis acuosos.

Country Status (5)

Country Link
EP (1) EP0128345A3 (es)
JP (1) JPS606707A (es)
DE (1) DE3316948A1 (es)
DK (1) DK228784A (es)
ES (1) ES8502145A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU187669B (en) * 1982-03-31 1986-02-28 Richter Gedeon Vegyeszet Process for producing new copolymeres and salts
US5135982A (en) * 1987-03-09 1992-08-04 Aicello Chemical Company Limited Water soluble packaging film
GB8812380D0 (en) * 1988-05-25 1988-06-29 Exxon Chemical Patents Inc Fuel oil compositions
US5340874A (en) * 1993-07-07 1994-08-23 Air Products And Chemicals, Inc. Modified polyvinyl alcohol and a solid state process for modification of polyvinyl alcohol by free radical grafting
US5350801A (en) * 1993-07-07 1994-09-27 Air Products And Chemicals, Inc. Solid state process for modification of polyvinyl alcohol using Michael-type addition
DE4340563A1 (de) * 1993-11-29 1995-06-01 Hoechst Ag Verfahren zur Herstellung von Schutzkolloid-stabilisierten Dispersionen
DE10062176A1 (de) 2000-12-14 2002-07-04 Wacker Polymer Systems Gmbh Polyvinylacetal-gepfropfte Polymerisate
JP2016003323A (ja) * 2014-06-19 2016-01-12 株式会社クラレ リン酸変性ポリビニルアルコールとその製造方法
JP6889105B2 (ja) * 2016-03-31 2021-06-18 積水化学工業株式会社 ポリビニルアセタールアイオノマー樹脂材、ポリビニルアセタールアイオノマー樹脂フィルム及び合わせガラス

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE906754C (de) * 1951-06-01 1954-03-18 Hoechst Ag Verfahren zur Herstellung von licht- und waermestabilen Kondensationsprodukten (Acetalen) des Polyvinylalkohols mit aliphatischen Aldehyden
DE947114C (de) * 1954-11-25 1956-08-09 Hoechst Ag Verfahren zur Herstellung sulfosaeuregruppenhaltiger Polyvinylacetale

Also Published As

Publication number Publication date
DK228784D0 (da) 1984-05-08
EP0128345A3 (de) 1985-03-06
ES532255A0 (es) 1985-01-01
DE3316948A1 (de) 1984-11-15
JPS606707A (ja) 1985-01-14
DK228784A (da) 1984-11-10
EP0128345A2 (de) 1984-12-19

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