GB998546A - A process for the production of high molecular weight polyoxymethylenes - Google Patents

A process for the production of high molecular weight polyoxymethylenes

Info

Publication number
GB998546A
GB998546A GB40025/63A GB4002563A GB998546A GB 998546 A GB998546 A GB 998546A GB 40025/63 A GB40025/63 A GB 40025/63A GB 4002563 A GB4002563 A GB 4002563A GB 998546 A GB998546 A GB 998546A
Authority
GB
United Kingdom
Prior art keywords
formaldehyde
methylol
acid
methylene chloride
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
GB40025/63A
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 GB998546A publication Critical patent/GB998546A/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
    • 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)
GB40025/63A 1962-10-13 1963-10-10 A process for the production of high molecular weight polyoxymethylenes Expired GB998546A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF38026A DE1173650B (de) 1962-10-13 1962-10-13 Verfahren zur Herstellung von hoch-molekularen Polyoxymethylenen oder deren Estern bzw. AEthern

Publications (1)

Publication Number Publication Date
GB998546A true GB998546A (en) 1965-07-14

Family

ID=7097180

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40025/63A Expired GB998546A (en) 1962-10-13 1963-10-10 A process for the production of high molecular weight polyoxymethylenes

Country Status (6)

Country Link
US (1) US3313780A (US07915450-20110329-C00059.png)
BE (1) BE638455A (US07915450-20110329-C00059.png)
CH (1) CH430215A (US07915450-20110329-C00059.png)
DE (1) DE1173650B (US07915450-20110329-C00059.png)
GB (1) GB998546A (US07915450-20110329-C00059.png)
NL (1) NL299150A (US07915450-20110329-C00059.png)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL196512A (US07915450-20110329-C00059.png) * 1954-04-16
BE588018A (US07915450-20110329-C00059.png) * 1959-02-28
DE1174984B (de) * 1959-04-29 1964-07-30 Bayer Ag Verfahren zur Herstellung von hochmolekularen Polyoxymethylenen
NL269640A (US07915450-20110329-C00059.png) * 1960-09-29

Also Published As

Publication number Publication date
BE638455A (US07915450-20110329-C00059.png)
DE1173650B (de) 1964-07-09
US3313780A (en) 1967-04-11
NL299150A (US07915450-20110329-C00059.png)
CH430215A (de) 1967-02-15

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