ES294234A1 - Procedimiento para preparar copolímeros de estructura polioximetilénica - Google Patents

Procedimiento para preparar copolímeros de estructura polioximetilénica

Info

Publication number
ES294234A1
ES294234A1 ES294234A ES294234A ES294234A1 ES 294234 A1 ES294234 A1 ES 294234A1 ES 294234 A ES294234 A ES 294234A ES 294234 A ES294234 A ES 294234A ES 294234 A1 ES294234 A1 ES 294234A1
Authority
ES
Spain
Prior art keywords
preparing copolymers
procedure
dimethyl ketene
mole
polyoxymethylene
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
ES294234A
Other languages
English (en)
Spanish (es)
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.)
Montedison SpA
Original Assignee
Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
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 Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA filed Critical Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
Publication of ES294234A1 publication Critical patent/ES294234A1/es
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
    • C08G2/18—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
    • C08G2/20—Copolymerisation of aldehydes or ketones with other 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
    • C08G2/26—Copolymerisation of aldehydes or ketones with compounds containing carbon-to-carbon unsaturation

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ES294234A 1962-12-13 1963-12-06 Procedimiento para preparar copolímeros de estructura polioximetilénica Expired ES294234A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2433162 1962-12-13

Publications (1)

Publication Number Publication Date
ES294234A1 true ES294234A1 (es) 1964-05-16

Family

ID=11213127

Family Applications (1)

Application Number Title Priority Date Filing Date
ES294234A Expired ES294234A1 (es) 1962-12-13 1963-12-06 Procedimiento para preparar copolímeros de estructura polioximetilénica

Country Status (7)

Country Link
US (1) US3351613A (forum.php)
BE (1) BE641187A (forum.php)
CH (1) CH430216A (forum.php)
DE (2) DE1295822B (forum.php)
ES (1) ES294234A1 (forum.php)
GB (1) GB981008A (forum.php)
NL (2) NL141219B (forum.php)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2356459A (en) * 1944-08-22 Prepabation of beta lactones
BE582454A (forum.php) *
US2361036A (en) * 1941-07-31 1944-10-24 Goodrich Co B F Preparation of alpha-beta unsaturated carboxylic acids
US2487885A (en) * 1947-09-12 1949-11-15 Eastman Kodak Co Copolymers of beta-propionolactone
US3026299A (en) * 1959-03-26 1962-03-20 Celanese Corp Trioxane copolymers
FR1271297A (fr) * 1959-08-29 1961-09-08 Degussa Procédé pour préparer des polyoxyméthylènes thermiquement et chimiquement stables
US3021310A (en) * 1959-12-03 1962-02-13 Union Garbide Corp Polymerization of cyclic esters

Also Published As

Publication number Publication date
CH430216A (de) 1967-02-15
NL141219B (nl) 1974-02-15
DE1229298B (de) 1966-11-24
NL301486A (forum.php)
DE1295822B (de) 1969-05-22
GB981008A (en) 1965-01-20
BE641187A (forum.php) 1964-06-12
US3351613A (en) 1967-11-07

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