AT327553B - Polymerisationsverfahren - Google Patents

Polymerisationsverfahren

Info

Publication number
AT327553B
AT327553B AT211773A AT211773A AT327553B AT 327553 B AT327553 B AT 327553B AT 211773 A AT211773 A AT 211773A AT 211773 A AT211773 A AT 211773A AT 327553 B AT327553 B AT 327553B
Authority
AT
Austria
Prior art keywords
polymerization process
polymerization
Prior art date
Application number
AT211773A
Other languages
English (en)
Other versions
ATA211773A (de
Inventor
Arnaldo Roggero
Alessandro Mazzei
Antonio Proni
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of ATA211773A publication Critical patent/ATA211773A/de
Application granted granted Critical
Publication of AT327553B publication Critical patent/AT327553B/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
    • C08G75/00Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C08G75/02Polythioethers
    • C08G75/06Polythioethers from cyclic thioethers
    • C08G75/08Polythioethers from cyclic thioethers from thiiranes
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C317/00Sulfones; Sulfoxides
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F1/00Compounds containing elements of Groups 1 or 11 of the Periodic System
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F3/00Compounds containing elements of Groups 2 or 12 of the Periodic System
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F5/00Compounds containing elements of Groups 3 or 13 of the Periodic System
    • C07F5/06Aluminium compounds
    • C07F5/069Aluminium compounds without C-aluminium linkages
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • 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
    • C08G2/06Catalysts
    • 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
    • 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
    • C08G63/78Preparation processes
    • C08G63/82Preparation processes characterised by the catalyst used
    • C08G63/823Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides
AT211773A 1972-03-11 1973-03-09 Polymerisationsverfahren AT327553B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21728/72A IT953491B (it) 1972-03-11 1972-03-11 Catalizzatori di polimerizzazione procedimento per la loro prepara zione processo di polimerizzazione impiegante dettti catalizzatori e prodotti ottenuti

Publications (2)

Publication Number Publication Date
ATA211773A ATA211773A (de) 1975-04-15
AT327553B true AT327553B (de) 1976-02-10

Family

ID=11186018

Family Applications (1)

Application Number Title Priority Date Filing Date
AT211773A AT327553B (de) 1972-03-11 1973-03-09 Polymerisationsverfahren

Country Status (17)

Country Link
JP (1) JPS5421833B2 (de)
AT (1) AT327553B (de)
BE (1) BE796431A (de)
CA (1) CA1007663A (de)
CH (1) CH583258A5 (de)
CS (2) CS184814B2 (de)
DD (2) DD104983A5 (de)
DE (2) DE2365439C3 (de)
FR (1) FR2175802B1 (de)
GB (1) GB1401920A (de)
IT (1) IT953491B (de)
LU (1) LU67189A1 (de)
NL (1) NL155284B (de)
RO (1) RO63680A (de)
SE (1) SE408901B (de)
SU (1) SU509208A3 (de)
ZA (1) ZA731363B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4254247A (en) * 1976-05-26 1981-03-03 Societe Nationale Des Poudres Et Explosifs Novel initiators for anionic polymerization

Also Published As

Publication number Publication date
FR2175802A1 (de) 1973-10-26
RO63680A (fr) 1979-01-15
DD104983A5 (de) 1974-04-05
SE408901B (sv) 1979-07-16
JPS5421833B2 (de) 1979-08-02
DE2365439B2 (de) 1980-10-09
NL7303454A (de) 1973-09-13
FR2175802B1 (de) 1976-11-05
DE2312221A1 (de) 1973-09-20
IT953491B (it) 1973-08-10
ZA731363B (en) 1975-02-26
NL155284B (nl) 1977-12-15
DE2365439A1 (de) 1975-01-30
SU509208A3 (ru) 1976-03-30
JPS48102791A (de) 1973-12-24
CA1007663A (en) 1977-03-29
DE2312221B2 (de) 1979-02-01
DD114819A5 (de) 1975-08-20
CS184814B2 (en) 1978-09-15
GB1401920A (en) 1975-08-06
CS184841B2 (en) 1978-09-15
BE796431A (fr) 1973-07-02
CH583258A5 (de) 1976-12-31
ATA211773A (de) 1975-04-15
DE2365439C3 (de) 1981-05-27
LU67189A1 (de) 1973-05-22
AU5254573A (en) 1974-08-29
DE2312221C3 (de) 1979-09-27

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification