CH414171A - Procédé de fabrication de granulés d'alcool polyvinylique - Google Patents

Procédé de fabrication de granulés d'alcool polyvinylique

Info

Publication number
CH414171A
CH414171A CH435464A CH435464A CH414171A CH 414171 A CH414171 A CH 414171A CH 435464 A CH435464 A CH 435464A CH 435464 A CH435464 A CH 435464A CH 414171 A CH414171 A CH 414171A
Authority
CH
Switzerland
Prior art keywords
manufacturing process
polyvinyl alcohol
alcohol granules
granules
polyvinyl
Prior art date
Application number
CH435464A
Other languages
English (en)
Inventor
Galuzet Marc
Original Assignee
Rhone Poulenc Sa
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 Rhone Poulenc Sa filed Critical Rhone Poulenc Sa
Publication of CH414171A publication Critical patent/CH414171A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/124—Treatment for improving the free-flowing characteristics
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2329/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2329/02—Homopolymers or copolymers of unsaturated alcohols
    • C08J2329/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids

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)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
CH435464A 1963-04-11 1964-04-07 Procédé de fabrication de granulés d'alcool polyvinylique CH414171A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR931265A FR1367478A (fr) 1963-04-11 1963-04-11 Nouveau procédé de fabrication de granulés d'alcool polyvinylique

Publications (1)

Publication Number Publication Date
CH414171A true CH414171A (fr) 1966-05-31

Family

ID=8801481

Family Applications (1)

Application Number Title Priority Date Filing Date
CH435464A CH414171A (fr) 1963-04-11 1964-04-07 Procédé de fabrication de granulés d'alcool polyvinylique

Country Status (5)

Country Link
US (1) US3247292A (fr)
CH (1) CH414171A (fr)
DE (1) DE1229301B (fr)
FR (1) FR1367478A (fr)
GB (1) GB1004446A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070215195A1 (en) * 2006-03-18 2007-09-20 Benyamin Buller Elongated photovoltaic cells in tubular casings

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2541165A (en) * 1947-02-15 1951-02-13 American Viscose Corp Method for producing globular articles
US3029226A (en) * 1954-06-30 1962-04-10 Onderzoekings Inst Res Process of extruding composition comprising a fiber forming linear condensation product and a thickening agent

Also Published As

Publication number Publication date
DE1229301B (de) 1966-11-24
US3247292A (en) 1966-04-19
FR1367478A (fr) 1964-07-24
GB1004446A (en) 1965-09-15

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