FR1249150A - Procédé de polymérisation du formaldéhyde - Google Patents

Procédé de polymérisation du formaldéhyde

Info

Publication number
FR1249150A
FR1249150A FR819531A FR819531A FR1249150A FR 1249150 A FR1249150 A FR 1249150A FR 819531 A FR819531 A FR 819531A FR 819531 A FR819531 A FR 819531A FR 1249150 A FR1249150 A FR 1249150A
Authority
FR
France
Prior art keywords
polymerization process
formaldehyde polymerization
formaldehyde
polymerization
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
FR819531A
Other languages
English (en)
French (fr)
Inventor
Helmuth Kritzler
Kuno Wagner
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of FR1249150A publication Critical patent/FR1249150A/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
    • C08G2/06—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
    • 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

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
FR819531A 1959-02-28 1960-02-25 Procédé de polymérisation du formaldéhyde Expired FR1249150A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF27833A DE1158710B (de) 1959-02-28 1959-02-28 Verfahren zur Herstellung von hochmolekularen Polyoxymethylenen

Publications (1)

Publication Number Publication Date
FR1249150A true FR1249150A (fr) 1960-12-23

Family

ID=7092619

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819531A Expired FR1249150A (fr) 1959-02-28 1960-02-25 Procédé de polymérisation du formaldéhyde

Country Status (5)

Country Link
US (1) US3155636A (US07321065-20080122-C00020.png)
BE (1) BE588018A (US07321065-20080122-C00020.png)
DE (1) DE1158710B (US07321065-20080122-C00020.png)
FR (1) FR1249150A (US07321065-20080122-C00020.png)
GB (1) GB875722A (US07321065-20080122-C00020.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL292144A (US07321065-20080122-C00020.png) * 1962-05-04
BE633587A (US07321065-20080122-C00020.png) * 1962-06-13
GB994602A (en) * 1962-08-06 1965-06-10 Asahi Chemical Ind A process for producing an improved polyoxymethylene
NL299150A (US07321065-20080122-C00020.png) * 1962-10-13
BE638527A (US07321065-20080122-C00020.png) * 1962-10-13
US3337505A (en) * 1963-10-08 1967-08-22 Toho Rayon Kk Process to improve heat stability of polyoxymethylene
WO1981001556A1 (en) * 1979-11-30 1981-06-11 A Gruznov Method of obtaining macromolecular polyacetals

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1037705B (de) * 1952-08-30 1958-08-28 Du Pont Verfahren zur Polymerisation von Formaldehyd
US2844561A (en) * 1953-06-30 1958-07-22 Du Pont Dispersion polymerization of formaldehyde in the presence of an organic synthetic polymer
NL196512A (US07321065-20080122-C00020.png) * 1954-04-16
US3017389A (en) * 1955-03-18 1962-01-16 Du Pont Process of controlling the molecular weight of linear formaldehyde polymers
US2893972A (en) * 1956-11-23 1959-07-07 Du Pont Stabilization of polyoxymethylene with ureas and thioureas

Also Published As

Publication number Publication date
US3155636A (en) 1964-11-03
DE1158710B (de) 1963-12-05
GB875722A (en) 1961-08-23
BE588018A (US07321065-20080122-C00020.png)

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