YU34210B - Process for preparing polyoxymethylenes of a high molecular weight - Google Patents

Process for preparing polyoxymethylenes of a high molecular weight

Info

Publication number
YU34210B
YU34210B YU2844/71A YU284471A YU34210B YU 34210 B YU34210 B YU 34210B YU 2844/71 A YU2844/71 A YU 2844/71A YU 284471 A YU284471 A YU 284471A YU 34210 B YU34210 B YU 34210B
Authority
YU
Yugoslavia
Prior art keywords
molecular weight
high molecular
polyoxymethylenes
preparing
preparing polyoxymethylenes
Prior art date
Application number
YU2844/71A
Other languages
English (en)
Other versions
YU284471A (en
Inventor
Ackermann Jacob
Jacob Ackermann
Radici Pierino
Pierino Radici
Original Assignee
Sir Soc Italiana Resine Spa
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 Sir Soc Italiana Resine Spa filed Critical Sir Soc Italiana Resine Spa
Publication of YU284471A publication Critical patent/YU284471A/xx
Publication of YU34210B publication Critical patent/YU34210B/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
    • C08G2/06—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
    • C08G2/08—Polymerisation of formaldehyde
    • 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)
YU2844/71A 1970-11-12 1971-11-11 Process for preparing polyoxymethylenes of a high molecular weight YU34210B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3163170 1970-11-12

Publications (2)

Publication Number Publication Date
YU284471A YU284471A (en) 1978-06-30
YU34210B true YU34210B (en) 1979-02-28

Family

ID=11234143

Family Applications (1)

Application Number Title Priority Date Filing Date
YU2844/71A YU34210B (en) 1970-11-12 1971-11-11 Process for preparing polyoxymethylenes of a high molecular weight

Country Status (9)

Country Link
US (1) US3786026A (xx)
JP (1) JPS5439437B1 (xx)
CA (1) CA959989A (xx)
CH (1) CH548428A (xx)
DE (1) DE2156112C2 (xx)
FR (1) FR2113918B1 (xx)
GB (1) GB1361035A (xx)
NL (1) NL168529C (xx)
YU (1) YU34210B (xx)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD37568A (xx) *
US2989510A (en) * 1958-06-20 1961-06-20 Celanese Corp High molecular weight polymer and process therefor
NL255237A (xx) * 1959-08-29 1900-01-01
NL274804A (xx) * 1961-02-15
US3372145A (en) * 1963-01-14 1968-03-05 Prod Dev Res Inst Procedure for continuous manufacture of polyoxymethylene of ultra-high degree of polymerization
FR1462943A (fr) * 1966-08-23 1966-12-16 Inst Khim Fiz An Usrr Procédé de préparation de copolymères-blocs de formaldéhyde
FR2001510A1 (fr) * 1968-02-08 1969-09-26 Japan Atomic Energy Res Inst Procede de fabrication de polyoxymethylene
US3684767A (en) * 1969-01-16 1972-08-15 Japan Atomic Energy Res Inst Method for preparing polyoxymethylene

Also Published As

Publication number Publication date
DE2156112A1 (de) 1972-05-18
NL168529B (nl) 1981-11-16
YU284471A (en) 1978-06-30
DE2156112C2 (de) 1982-02-18
NL7115567A (xx) 1972-05-16
CH548428A (it) 1974-04-30
FR2113918B1 (xx) 1974-03-29
FR2113918A1 (xx) 1972-06-30
NL168529C (nl) 1982-04-16
GB1361035A (en) 1974-07-24
US3786026A (en) 1974-01-15
CA959989A (en) 1974-12-24
JPS5439437B1 (xx) 1979-11-28

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