NL285422A - - Google Patents

Info

Publication number
NL285422A
NL285422A NL285422DA NL285422A NL 285422 A NL285422 A NL 285422A NL 285422D A NL285422D A NL 285422DA NL 285422 A NL285422 A NL 285422A
Authority
NL
Netherlands
Application number
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.)
Publication of NL285422A publication Critical patent/NL285422A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/06Catalysts
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/10Polymerisation 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)
NL285422D 1961-11-14 NL285422A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED37451A DE1198558B (de) 1961-11-14 1961-11-14 Verfahren zur Herstellung von hochmolekularen Polyoxymethylenen

Publications (1)

Publication Number Publication Date
NL285422A true NL285422A (en:Method)

Family

ID=7043592

Family Applications (1)

Application Number Title Priority Date Filing Date
NL285422D NL285422A (en:Method) 1961-11-14

Country Status (7)

Country Link
US (1) US3297642A (en:Method)
BE (1) BE624745A (en:Method)
CH (1) CH409400A (en:Method)
DE (1) DE1198558B (en:Method)
FR (1) FR1339198A (en:Method)
GB (1) GB971106A (en:Method)
NL (1) NL285422A (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL125680C (en:Method) * 1963-02-20
DE1595288C3 (de) * 1963-07-08 1974-10-03 Asahi Kasei Kogyo K.K., Osaka (Japan) Verfahren zur Herstellung von Poly oxymethylene^ Ausscheidung aus: 1244406
GB1053917A (en:Method) * 1964-02-05
EP3287476A1 (de) 2016-08-25 2018-02-28 Covestro Deutschland AG Verfahren zur herstellung von polyoxymethylen-block-copolymeren

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512950A (en) * 1944-12-30 1950-06-27 Du Pont Process for the production of polyoxymethylene ethers
US2805228A (en) * 1954-11-12 1957-09-03 Eastman Kodak Co New synthesis of methylene sulfate by reaction of paraformaldehyde with sulfur trioxide in chlorinated hydrocarbon solvent
US2947727A (en) * 1957-10-21 1960-08-02 Celanese Corp Catalytic polymerization process
US2989508A (en) * 1957-10-21 1961-06-20 Celanese Corp Solution polymerization
US2989509A (en) * 1957-10-21 1961-06-20 Celanese Corp Trioxane polymer stabilization
US2951059A (en) * 1957-10-21 1960-08-30 Celanese Corp Vapor phase polymerization of trioxane
NL246741A (en:Method) * 1958-12-23
NL246847A (en:Method) * 1959-01-07

Also Published As

Publication number Publication date
GB971106A (en) 1964-09-30
DE1198558B (de) 1965-08-12
FR1339198A (fr) 1963-10-04
CH409400A (de) 1966-03-15
US3297642A (en) 1967-01-10
BE624745A (en:Method)

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