FR1330650A - Procédé de préparation de polyoxyméthylène de bonne stabilité thermique - Google Patents

Procédé de préparation de polyoxyméthylène de bonne stabilité thermique

Info

Publication number
FR1330650A
FR1330650A FR906411A FR906411A FR1330650A FR 1330650 A FR1330650 A FR 1330650A FR 906411 A FR906411 A FR 906411A FR 906411 A FR906411 A FR 906411A FR 1330650 A FR1330650 A FR 1330650A
Authority
FR
France
Prior art keywords
thermal stability
good thermal
preparing polyoxymethylene
polyoxymethylene
preparing
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR906411A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toray Industries Inc
Original Assignee
Toyo Rayon Co Ltd
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 Toyo Rayon Co Ltd filed Critical Toyo Rayon Co Ltd
Application granted granted Critical
Publication of FR1330650A publication Critical patent/FR1330650A/fr
Expired legal-status Critical Current

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
    • C08G2/02—Polymerisation initiated by wave energy or by particle radiation
    • 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
    • C08G2/28—Post-polymerisation treatments
    • 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
    • C08G2/30—Chemical modification by after-treatment
    • C08G2/36—Chemical modification by after-treatment by depolymerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
FR906411A 1961-08-09 1962-08-08 Procédé de préparation de polyoxyméthylène de bonne stabilité thermique Expired FR1330650A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2807461 1961-08-09

Publications (1)

Publication Number Publication Date
FR1330650A true FR1330650A (fr) 1963-06-21

Family

ID=30830698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR906411A Expired FR1330650A (fr) 1961-08-09 1962-08-08 Procédé de préparation de polyoxyméthylène de bonne stabilité thermique

Country Status (3)

Country Link
DE (1) DE1207628B (fr)
FR (1) FR1330650A (fr)
GB (1) GB979263A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1298515B (de) * 1963-12-28 1969-07-03 Asahi Chemical Ind Verfahren zur Herstellung von reinem Formaldehydgas

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3553090A (en) * 1966-05-21 1971-01-05 Japan Atomic Energy Res Inst Method for the stabilizing of polyoxy-methylene using high energy radiation and acetic anhydride

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1214169A (fr) * 1958-07-23 1960-04-07 Houilleres Bassin Du Nord Nouveau procédé pour la préparation de polyformaldéhydes
US3103499A (en) * 1959-04-02 1963-09-10 Thermal stabilization of oxymethylene

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1298515B (de) * 1963-12-28 1969-07-03 Asahi Chemical Ind Verfahren zur Herstellung von reinem Formaldehydgas

Also Published As

Publication number Publication date
GB979263A (en) 1965-01-01
DE1207628B (de) 1965-12-23

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