BE614378A - Procédé de préparation de polyoxyméthylènes - Google Patents

Procédé de préparation de polyoxyméthylènes

Info

Publication number
BE614378A
BE614378A BE614378A BE614378A BE614378A BE 614378 A BE614378 A BE 614378A BE 614378 A BE614378 A BE 614378A BE 614378 A BE614378 A BE 614378A BE 614378 A BE614378 A BE 614378A
Authority
BE
Belgium
Prior art keywords
polyoxymethylenes
preparing
preparing polyoxymethylenes
Prior art date
Application number
BE614378A
Other languages
English (en)
Original Assignee
Dynamit Nobel 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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of BE614378A publication Critical patent/BE614378A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/06—Catalysts
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/10—Polymerisation of cyclic oligomers of formaldehyde

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
BE614378A 1961-03-04 1962-02-26 Procédé de préparation de polyoxyméthylènes BE614378A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED35560A DE1201550B (de) 1961-03-04 1961-03-04 Verfahren zur Herstellung von Polyoxymethylenen

Publications (1)

Publication Number Publication Date
BE614378A true BE614378A (fr) 1962-06-18

Family

ID=7042691

Family Applications (1)

Application Number Title Priority Date Filing Date
BE614378A BE614378A (fr) 1961-03-04 1962-02-26 Procédé de préparation de polyoxyméthylènes

Country Status (5)

Country Link
US (1) US3252938A (fr)
BE (1) BE614378A (fr)
DE (1) DE1201550B (fr)
GB (1) GB951008A (fr)
NL (1) NL275486A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1220607B (de) * 1964-07-08 1966-07-07 Hoechst Ag Verfahren zur Herstellung von Polymerisaten oder Copolymerisaten des Trioxans
JPS61275320A (ja) * 1985-05-29 1986-12-05 Mitsubishi Gas Chem Co Inc オキシメチレン共重合体の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3017389A (en) * 1955-03-18 1962-01-16 Du Pont Process of controlling the molecular weight of linear formaldehyde polymers
US2989505A (en) * 1957-10-21 1961-06-20 Celanese Corp Suspension polymerization
US2989508A (en) * 1957-10-21 1961-06-20 Celanese Corp Solution polymerization
BE585980A (fr) * 1958-12-23
NL129036C (fr) * 1959-01-06
US3030338A (en) * 1959-01-26 1962-04-17 Robert S Aries Polymerization of formaldehyde
FR1255257A (fr) * 1960-04-19 1961-03-03 Bayer Ag Procédé de polymérisation du formaldéhyde
US3135718A (en) * 1960-04-19 1964-06-02 Bayer Ag Polymerization of formaldehyde

Also Published As

Publication number Publication date
DE1201550B (de) 1965-09-23
GB951008A (en) 1964-03-04
US3252938A (en) 1966-05-24
NL275486A (fr)

Similar Documents

Publication Publication Date Title
FR1361216A (fr) Procédé de préparation de copolyacétals
FR1383731A (fr) Procédé de préparation de propanolamines
BE612384A (fr) Procédé de préparation des 1-glycosyle-6-aza-uraciles
BE614378A (fr) Procédé de préparation de polyoxyméthylènes
BE615096A (fr) Procédé de préparation de polyoxyméthylènes
BE622988A (fr) Procédé de préparation de mono-oxirane.
FR1289647A (fr) Procédé de préparation de triaminobenzène
FR1311843A (fr) Procédé de préparation de nu-halobenzyl-nu-méthyl-2-propynylamines
FR1318641A (fr) Procédé de préparation de la n-hydroxyméthyl-pyrrolidone
BE640404A (fr) Procédé de préparation de trioxane
MC370A1 (fr) Procédé de préparation des aminotétracyclines substituées
FR1343816A (fr) Procédé de préparation de copolymères du trioxanne
FR1356179A (fr) Procédé de préparation de 1-aryl-hydropyrazoles
FR1474702A (fr) Procédé de préparation de delta1-7-méthyltestonstérones
FR1329843A (fr) Procédé de préparation de fluoro-bromo- ou de fluoro-bromo-halogéno-alcanes
FR86504E (fr) Procédé de préparation de rufomycine
FR1282898A (fr) Procédé de préparation de 4-hydroxy-3-oxoandrostènes-4
FR1307263A (fr) Procédé de préparation de rufomycine
CH435306A (fr) Procédé de préparation de diazabicyclo-octanes
BE614625A (fr) Procédé de préparation de C-alcoyl-epsilon -caprolactame
BE615831A (fr) Procédé de préparation de omega-lactames
BE627342A (fr) Procédé de préparation des 4-hydroxy-5-halogène-pyrimidines
CH408051A (fr) Procédé de préparation de la 3-méthyl-chromone
CH414615A (fr) Procédé de préparation de la B-méthasone
FR1307415A (fr) Procédé de préparation des acétylaminophénols