IE43421B1 - Process for the preparation of oxymethylene polymers - Google Patents

Process for the preparation of oxymethylene polymers

Info

Publication number
IE43421B1
IE43421B1 IE1946/76A IE194676A IE43421B1 IE 43421 B1 IE43421 B1 IE 43421B1 IE 1946/76 A IE1946/76 A IE 1946/76A IE 194676 A IE194676 A IE 194676A IE 43421 B1 IE43421 B1 IE 43421B1
Authority
IE
Ireland
Prior art keywords
process according
acid
trioxane
initiator
cyclic carbonic
Prior art date
Application number
IE1946/76A
Other languages
English (en)
Other versions
IE43421L (en
Original Assignee
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 filed Critical Hoechst Ag
Publication of IE43421L publication Critical patent/IE43421L/xx
Publication of IE43421B1 publication Critical patent/IE43421B1/en

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
    • C08G2/18Copolymerisation of aldehydes or ketones
    • 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)
IE1946/76A 1975-09-02 1976-09-01 Process for the preparation of oxymethylene polymers IE43421B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752538954 DE2538954A1 (de) 1975-09-02 1975-09-02 Verfahren zur herstellung von oxymethylenpolymeren

Publications (2)

Publication Number Publication Date
IE43421L IE43421L (en) 1977-03-02
IE43421B1 true IE43421B1 (en) 1981-02-25

Family

ID=5955389

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1946/76A IE43421B1 (en) 1975-09-02 1976-09-01 Process for the preparation of oxymethylene polymers

Country Status (12)

Country Link
US (1) US4082729A (enExample)
JP (1) JPS5229889A (enExample)
BE (1) BE845781A (enExample)
CA (1) CA1113641A (enExample)
DE (1) DE2538954A1 (enExample)
DK (1) DK395176A (enExample)
FR (1) FR2322887A1 (enExample)
GB (1) GB1534592A (enExample)
IE (1) IE43421B1 (enExample)
IT (1) IT1065213B (enExample)
LU (1) LU75693A1 (enExample)
NL (1) NL7609561A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3151814A1 (de) * 1981-12-29 1983-07-07 Hoechst Ag, 6230 Frankfurt "fuellstoff enthaltende kunststoff-formmasse, verfahren zu ihrer herstellung sowie deren verwendung"
JPS59129664A (ja) * 1983-01-18 1984-07-26 Fujikoshi Kikai Kogyo Kk 自動定寸装置付ラツプ盤
JPS6213318A (ja) * 1985-07-11 1987-01-22 Asahi Chem Ind Co Ltd 2軸延伸ポリオキシメチレンフイルムの製造方法
CN1144824C (zh) * 1999-07-01 2004-04-07 旭化成株式会社 低分子量甲醛聚合物和含有它的组合物

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE618213A (enExample) * 1959-07-30
DE1134833B (de) * 1959-08-07 1962-08-16 Hoechst Ag Verfahren zur katalytischen Polymerisation von 1, 3, 6-Trioxa-cycloalkanen
NL7016775A (en) * 1970-11-16 1972-05-18 Trioxane copolymers prepared in the pres- - ence of alkylene carbonates

Also Published As

Publication number Publication date
GB1534592A (en) 1978-12-06
LU75693A1 (enExample) 1977-04-27
FR2322887A1 (fr) 1977-04-01
DE2538954A1 (de) 1977-03-10
NL7609561A (nl) 1977-03-04
US4082729A (en) 1978-04-04
IT1065213B (it) 1985-02-25
JPS5229889A (en) 1977-03-07
BE845781A (fr) 1977-03-02
FR2322887B1 (enExample) 1982-03-12
DK395176A (da) 1977-03-03
CA1113641A (en) 1981-12-01
IE43421L (en) 1977-03-02

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