CH423251A - Verfahren zur Herstellung von linearen Polymeren - Google Patents

Verfahren zur Herstellung von linearen Polymeren

Info

Publication number
CH423251A
CH423251A CH253161A CH253161A CH423251A CH 423251 A CH423251 A CH 423251A CH 253161 A CH253161 A CH 253161A CH 253161 A CH253161 A CH 253161A CH 423251 A CH423251 A CH 423251A
Authority
CH
Switzerland
Prior art keywords
molecular weight
acetone
dimethylketene
carried out
structural element
Prior art date
Application number
CH253161A
Other languages
German (de)
English (en)
Inventor
Natta Giulio
Mazzanti Giorgio
Pregaglia Gianfranco
Binaghi Marco
Original Assignee
Montedison 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 Montedison Spa filed Critical Montedison Spa
Publication of CH423251A publication Critical patent/CH423251A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/005Polyesters prepared from ketenes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/18Copolymerisation of aldehydes or ketones
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerization Catalysts (AREA)
CH253161A 1960-03-04 1961-03-02 Verfahren zur Herstellung von linearen Polymeren CH423251A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT380860 1960-03-04

Publications (1)

Publication Number Publication Date
CH423251A true CH423251A (de) 1966-10-31

Family

ID=11111812

Family Applications (1)

Application Number Title Priority Date Filing Date
CH253161A CH423251A (de) 1960-03-04 1961-03-02 Verfahren zur Herstellung von linearen Polymeren

Country Status (6)

Country Link
US (1) US3337502A (US06826419-20041130-M00005.png)
BE (1) BE600910A (US06826419-20041130-M00005.png)
CH (1) CH423251A (US06826419-20041130-M00005.png)
DE (1) DE1161428B (US06826419-20041130-M00005.png)
GB (1) GB950507A (US06826419-20041130-M00005.png)
NL (1) NL261387A (US06826419-20041130-M00005.png)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1202266A (fr) * 1957-03-12 1960-01-08 Goodrich Co B F Perfectionnements apportés aux bis-cétènes et à leurs procédés de fabrication

Also Published As

Publication number Publication date
DE1161428B (de) 1964-01-16
BE600910A (US06826419-20041130-M00005.png)
GB950507A (en) 1964-02-26
NL261387A (US06826419-20041130-M00005.png)
US3337502A (en) 1967-08-22

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