GB1234056A - - Google Patents

Info

Publication number
GB1234056A
GB1234056A GB1234056DA GB1234056A GB 1234056 A GB1234056 A GB 1234056A GB 1234056D A GB1234056D A GB 1234056DA GB 1234056 A GB1234056 A GB 1234056A
Authority
GB
United Kingdom
Prior art keywords
naf
trioxan
aqueous solution
oct
copolymers
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
Other languages
English (en)
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
Priority claimed from DE1967B0094875 external-priority patent/DE1720311A1/de
Priority claimed from DE1967B0094873 external-priority patent/DE1720309B1/de
Application filed filed Critical
Publication of GB1234056A publication Critical patent/GB1234056A/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
    • C08G2/30—Chemical modification by after-treatment
    • C08G2/36—Chemical modification by after-treatment by depolymerisation
    • 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
    • C08G2/18—Copolymerisation of aldehydes or ketones
    • C08G2/22—Copolymerisation of aldehydes or ketones with epoxy compounds
    • 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
    • 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
    • C08G4/00—Condensation polymers of aldehydes or ketones with polyalcohols; Addition polymers of heterocyclic oxygen compounds containing in the ring at least once the grouping —O—C—O—

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)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB1234056D 1967-10-10 1968-10-09 Expired GB1234056A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1967B0094875 DE1720311A1 (de) 1967-10-10 1967-10-10 Verfahren zum Verbessern der thermischen Stabilitaet von Copolymerisaten des Trioxans
DE1967B0094873 DE1720309B1 (de) 1967-10-10 1967-10-10 Verfahren zum thermischen Stabilisieren von Copolymerisaten des Trioxans

Publications (1)

Publication Number Publication Date
GB1234056A true GB1234056A (enExample) 1971-06-03

Family

ID=25968378

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1234056D Expired GB1234056A (enExample) 1967-10-10 1968-10-09

Country Status (9)

Country Link
US (1) US3640945A (enExample)
AT (1) AT284442B (enExample)
BE (1) BE721864A (enExample)
BR (1) BR6803008D0 (enExample)
CH (1) CH500241A (enExample)
FR (1) FR1596592A (enExample)
GB (1) GB1234056A (enExample)
NL (1) NL6814466A (enExample)
SE (1) SE363341B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1076228B (it) * 1977-01-17 1985-04-27 Sir Soc Italiana Resine Spa Procedimento atto a migliorare la stabilita' degli omopolimeri acetalici eterificati
JPS54139697A (en) * 1978-04-21 1979-10-30 Asahi Chem Ind Co Ltd Preparation of stabilized polyoxymethylene
EP0637322A1 (en) * 1992-04-24 1995-02-08 Hoechst Aktiengesellschaft Process for producing thermally stable polyoxymethylene copolymers and their use

Also Published As

Publication number Publication date
FR1596592A (enExample) 1970-06-22
SE363341B (enExample) 1974-01-14
NL6814466A (enExample) 1969-04-14
BE721864A (enExample) 1969-04-04
BR6803008D0 (pt) 1973-01-11
US3640945A (en) 1972-02-08
CH500241A (de) 1970-12-15
AT284442B (de) 1970-09-10

Similar Documents

Publication Publication Date Title
GB1183447A (enExample)
GB1013894A (en) Novel 1,3-dioxepins
GB1207520A (en) The use of highly concentrated, stable stock solutions containing 1:2 metal complex dyes for the preparation of dye liquors and print pastes
GB1107057A (en) Process for the production of polyethermelamines
GB1260699A (en) Process for the preparation of normorphine derivatives
JPS5414451A (en) Stabilized synthetic resin composition
GB942964A (en) Purification of butynediol
GB1299615A (en) Production of 2-methyl-3-buten-2-ol
GB899667A (en) Crystalline griseofulvin
GB1196597A (en) Preparation of an Oxido-Cyclodecene
ES348051A1 (es) Procedimiento para la preparacion de colorantes reactivos.
GB1213564A (en) PRODUCTION OF TRIS-(N - beta-HYDROXYALKYL)-ISOCYANURIC ACIDS
GB1198710A (en) Improved Impregnating Resins Based on Condensates of Melamine and Formaldehyde for Subtrates.
GB1133388A (en) Production of pure anhydrous dioxolane-(1,3)
GB1140906A (en) Moulded nylon-6 articles
GB1268860A (en) Production of 2-methylbut-3-en-2-ol
GB1055879A (en) Preparation of carbohydrazide
GB1024614A (en) Polymers
GB451268A (en) Manufacture of hydantoins
GB1186898A (en) Production of Alpha, Beta-Dihaloacrylic Acids or their Salts
YOSHIDA The Synthetic Fiber Industry in Japan
GB1359991A (en) 3-thienylacetic acid and derivatives thereof
GB1130227A (en) A process for the purification of trioxane
GB958924A (en) Alkylated dihydroxy-diaminoanthraquinones and process for their manufacture
BE772735A (en) Alkyd resin prepn - from mixt of glycerine and phthalic anhydride

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees