BE613802A - - Google Patents

Info

Publication number
BE613802A
BE613802A BE613802DA BE613802A BE 613802 A BE613802 A BE 613802A BE 613802D A BE613802D A BE 613802DA BE 613802 A BE613802 A BE 613802A
Authority
BE
Belgium
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 BE613802A publication Critical patent/BE613802A/xx

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
    • C08G2/04—Polymerisation by using compounds which act upon the molecular weight, e.g. chain-transferring agents
    • 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
    • C08G2/18—Copolymerisation of aldehydes or ketones
    • 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
    • C08G2/18—Copolymerisation of aldehydes or ketones
    • C08G2/22—Copolymerisation of aldehydes or ketones with epoxy compounds
    • 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
    • C08G2/18—Copolymerisation of aldehydes or ketones
    • C08G2/24—Copolymerisation of aldehydes or ketones with acetals

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)
BE613802D 1961-02-15 BE613802A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89371A US3337503A (en) 1961-02-15 1961-02-15 Polyoxymethylene polymer and polymerization process

Publications (1)

Publication Number Publication Date
BE613802A true BE613802A (ja)

Family

ID=22217301

Family Applications (1)

Application Number Title Priority Date Filing Date
BE613802D BE613802A (ja) 1961-02-15

Country Status (9)

Country Link
US (1) US3337503A (ja)
AT (1) AT255131B (ja)
BE (1) BE613802A (ja)
CH (1) CH413386A (ja)
DE (1) DE1495224A1 (ja)
ES (1) ES274065A1 (ja)
GB (1) GB989430A (ja)
NL (1) NL274804A (ja)
SE (1) SE316300B (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA959989A (en) * 1970-11-12 1974-12-24 Pierino Radici Method of preparing high molecular weight polyoxymethylenes
DE3011335A1 (de) * 1980-03-25 1981-10-01 Basf Ag, 6700 Ludwigshafen Verfahren zur reinigung von trioxan
US4377667A (en) * 1980-06-13 1983-03-22 Asahi Kasei Kogyo Kabushiki Kaisha Polyacetal and process of producing same
US4535127A (en) * 1983-03-23 1985-08-13 Asahi Kasei Kogyo Kabushiki Kaisha Polyacetal copolymers and process for production thereof
WO1992006126A1 (fr) * 1990-10-05 1992-04-16 Asahi Kasei Kogyo Kabushiki Kaisha Copolymere polyoxymethylenique et production de ce polymere
DE10340977B4 (de) * 2003-09-05 2006-04-13 Ticona Gmbh Polyoxymethylen-Homo- und Copolymere, deren Herstellung und Verwendung
US7022805B2 (en) * 2003-09-12 2006-04-04 Ticona Gmbh Process for the preparation of acetal polymers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2304431A (en) * 1940-01-26 1942-12-08 Du Pont Method of effecting chemical reactions involving formaldehyde
US2449469A (en) * 1944-11-02 1948-09-14 Du Pont Preparation of polyformals
US3017389A (en) * 1955-03-18 1962-01-16 Du Pont Process of controlling the molecular weight of linear formaldehyde polymers
US2795571A (en) * 1956-04-17 1957-06-11 Du Pont Catalytic process for polymerizing trioxane to tough, high molecular weight polyoxymethylene
US2989509A (en) * 1957-10-21 1961-06-20 Celanese Corp Trioxane polymer stabilization

Also Published As

Publication number Publication date
NL274804A (ja)
CH413386A (fr) 1966-05-15
AT255131B (de) 1967-06-26
ES274065A1 (es) 1962-05-01
DE1495224A1 (de) 1969-03-13
US3337503A (en) 1967-08-22
GB989430A (en) 1965-04-14
SE316300B (ja) 1969-10-20

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