GB857321A - A process for the polymerisation of formaldehyde - Google Patents

A process for the polymerisation of formaldehyde

Info

Publication number
GB857321A
GB857321A GB1867259A GB1867259A GB857321A GB 857321 A GB857321 A GB 857321A GB 1867259 A GB1867259 A GB 1867259A GB 1867259 A GB1867259 A GB 1867259A GB 857321 A GB857321 A GB 857321A
Authority
GB
United Kingdom
Prior art keywords
aluminium
toluene
formaldehyde
oxide
treatment
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
GB1867259A
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.)
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
Publication of GB857321A publication Critical patent/GB857321A/en
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)
GB1867259A 1958-06-03 1959-06-01 A process for the polymerisation of formaldehyde Expired GB857321A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF25895A DE1104179B (de) 1958-06-03 1958-06-03 Verfahren zur Herstellung von hochmolekularen Polyoxymethylenen
DE1958F0025934 DE1109890B (de) 1958-06-03 1958-06-10 Verfahren zur Herstellung von hochmolekularen Polyoxymethylenen

Publications (1)

Publication Number Publication Date
GB857321A true GB857321A (en) 1960-12-29

Family

ID=25974138

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1867259A Expired GB857321A (en) 1958-06-03 1959-06-01 A process for the polymerisation of formaldehyde

Country Status (6)

Country Link
BE (1) BE579267A (US06174465-20010116-C00003.png)
CH (1) CH396414A (US06174465-20010116-C00003.png)
DE (2) DE1104179B (US06174465-20010116-C00003.png)
FR (1) FR1226239A (US06174465-20010116-C00003.png)
GB (1) GB857321A (US06174465-20010116-C00003.png)
NL (2) NL239767A (US06174465-20010116-C00003.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4757664A (en) * 1985-06-04 1988-07-19 Screenex Wire Weaving Manufacturers (Proprietary) Limited Wear resistant panel arrangement

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL280916A (US06174465-20010116-C00003.png) * 1961-07-13

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL196512A (US06174465-20010116-C00003.png) * 1954-04-16

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4757664A (en) * 1985-06-04 1988-07-19 Screenex Wire Weaving Manufacturers (Proprietary) Limited Wear resistant panel arrangement

Also Published As

Publication number Publication date
BE579267A (US06174465-20010116-C00003.png)
NL239767A (US06174465-20010116-C00003.png)
FR1226239A (fr) 1960-07-08
DE1109890B (de) 1961-06-29
NL111018C (US06174465-20010116-C00003.png)
DE1104179B (de) 1961-04-06
CH396414A (de) 1965-07-31

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