FR1462943A - Process for the preparation of formaldehyde block copolymers - Google Patents

Process for the preparation of formaldehyde block copolymers

Info

Publication number
FR1462943A
FR1462943A FR45125A FR45125A FR1462943A FR 1462943 A FR1462943 A FR 1462943A FR 45125 A FR45125 A FR 45125A FR 45125 A FR45125 A FR 45125A FR 1462943 A FR1462943 A FR 1462943A
Authority
FR
France
Prior art keywords
preparation
block copolymers
formaldehyde block
formaldehyde
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
FR45125A
Other languages
French (fr)
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.)
INST KHIM FIZ AN USRR
Original Assignee
INST KHIM FIZ AN USRR
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 INST KHIM FIZ AN USRR filed Critical INST KHIM FIZ AN USRR
Priority claimed from NL6611865A external-priority patent/NL6611865A/xx
Application granted granted Critical
Publication of FR1462943A publication Critical patent/FR1462943A/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
    • C08G2/38—Block or graft polymers prepared by polymerisation of aldehydes or ketones on to macromolecular 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
    • C08G2/06—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
    • C08G2/30—Chemical modification by after-treatment
    • C08G2/34—Chemical modification by after-treatment by etherification

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)
FR45125A 1966-08-23 1966-01-07 Process for the preparation of formaldehyde block copolymers Expired FR1462943A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6611865A NL6611865A (en) 1966-08-23 1966-08-23
NL6611866A NL6611866A (en) 1966-08-23 1966-08-23

Publications (1)

Publication Number Publication Date
FR1462943A true FR1462943A (en) 1966-12-16

Family

ID=26644084

Family Applications (1)

Application Number Title Priority Date Filing Date
FR45125A Expired FR1462943A (en) 1966-08-23 1966-01-07 Process for the preparation of formaldehyde block copolymers

Country Status (3)

Country Link
FR (1) FR1462943A (en)
GB (1) GB1120524A (en)
NL (1) NL6611866A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA959989A (en) * 1970-11-12 1974-12-24 Pierino Radici Method of preparing high molecular weight polyoxymethylenes
FR2881750A1 (en) * 2005-02-09 2006-08-11 Arkema Sa NOVEL METHOXY LIQUID FUELS USED IN FUEL CELLS
FR2910784B1 (en) 2006-12-27 2009-02-20 Arkema France USE OF COMPOUNDS FOR PRESERVATION OF THE HUMAN OR ANIMAL BODY AND COMPOSITIONS COMPRISING SAME
FR2966054B1 (en) 2010-10-18 2015-02-27 Arkema France CAPTURE OF CARBON OXIDES
FR2989004B1 (en) 2012-04-10 2014-05-02 Total Sa PROCESS FOR TREATING A GAS FLOW BY ABSORPTION

Also Published As

Publication number Publication date
NL6611866A (en) 1968-02-26
GB1120524A (en) 1968-07-17

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