ES368037A1 - Procedure for the preparation of modified polyvinyl alcohols. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of modified polyvinyl alcohols. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES368037A1
ES368037A1 ES368037A ES368037A ES368037A1 ES 368037 A1 ES368037 A1 ES 368037A1 ES 368037 A ES368037 A ES 368037A ES 368037 A ES368037 A ES 368037A ES 368037 A1 ES368037 A1 ES 368037A1
Authority
ES
Spain
Prior art keywords
translation
preparation
machine
legally binding
google translate
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
ES368037A
Other languages
Spanish (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
Farbwerke 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, Farbwerke Hoechst AG filed Critical Hoechst AG
Publication of ES368037A1 publication Critical patent/ES368037A1/en
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
    • C08F8/28—Condensation with aldehydes or ketones

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)

Abstract

Process for the preparation of water soluble polyvinyl alcohol alcohols with acotal contents of up to 10% by reaction of polyvinyl alcohol with aldehydes in acid medium, characterized in that the reaction is carried out in a heterogeneous phase with polyvinyl alcohol which is present in suspended form. (Machine-translation by Google Translate, not legally binding)
ES368037A 1968-06-06 1969-06-04 Procedure for the preparation of modified polyvinyl alcohols. (Machine-translation by Google Translate, not legally binding) Expired ES368037A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681770580 DE1770580A1 (en) 1968-06-06 1968-06-06 Process for the production of modified polyvinyl alcohols

Publications (1)

Publication Number Publication Date
ES368037A1 true ES368037A1 (en) 1971-05-01

Family

ID=5700560

Family Applications (1)

Application Number Title Priority Date Filing Date
ES368037A Expired ES368037A1 (en) 1968-06-06 1969-06-04 Procedure for the preparation of modified polyvinyl alcohols. (Machine-translation by Google Translate, not legally binding)

Country Status (7)

Country Link
BE (1) BE734224A (en)
BR (1) BR6909530D0 (en)
DE (1) DE1770580A1 (en)
ES (1) ES368037A1 (en)
FR (1) FR2010293A1 (en)
NL (1) NL6907931A (en)
NO (1) NO131803C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1176058B (en) * 1959-07-29 1964-08-13 Demag Zug Gmbh Stacking device for ring-shaped goods, especially wire bundles
DE1180318B (en) * 1961-02-13 1964-10-22 Gevaert Photo Prod Nv Lift truck
DE1194771B (en) * 1961-09-02 1965-06-10 Demag Zug Gmbh Shelf stacking device with swiveling support frame on the lifting carriage
DE3417876C2 (en) * 1984-05-14 1987-05-14 Windmöller & Hölscher, 4540 Lengerich Device for stacking objects
DE3825104A1 (en) * 1988-07-23 1990-02-01 Wolfgang Dr Zimmermann HEAT-STABILIZED POLYVINYL ALCOHOL AND A METHOD FOR THE PRODUCTION THEREOF

Also Published As

Publication number Publication date
NO131803B (en) 1975-04-28
DE1770580A1 (en) 1971-11-04
NO131803C (en) 1975-08-06
FR2010293A1 (en) 1970-02-13
NL6907931A (en) 1969-12-09
BE734224A (en) 1969-12-08
BR6909530D0 (en) 1973-01-04

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