ATA450472A - Verfahren zur herstellung von additionshomo- bzw. -copolymeren - Google Patents

Verfahren zur herstellung von additionshomo- bzw. -copolymeren

Info

Publication number
ATA450472A
ATA450472A AT450472A AT450472A ATA450472A AT A450472 A ATA450472 A AT A450472A AT 450472 A AT450472 A AT 450472A AT 450472 A AT450472 A AT 450472A AT A450472 A ATA450472 A AT A450472A
Authority
AT
Austria
Prior art keywords
copolymers
manufacturing additional
homo
additional homo
manufacturing
Prior art date
Application number
AT450472A
Other languages
English (en)
Other versions
AT328189B (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 ATA450472A publication Critical patent/ATA450472A/de
Application granted granted Critical
Publication of AT328189B publication Critical patent/AT328189B/de

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
    • C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C08G75/02—Polythioethers
    • C08G75/06—Polythioethers from cyclic thioethers
    • C08G75/08—Polythioethers from cyclic thioethers from thiiranes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C08F4/06—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • C08G69/18—Anionic polymerisation
    • C08G69/20—Anionic polymerisation characterised by the catalysts used

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
AT450472A 1971-05-24 1972-05-24 Verfahren zur herstellung von additionshomo- bzw. -copolymeren AT328189B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2489771 1971-05-24

Publications (2)

Publication Number Publication Date
ATA450472A true ATA450472A (de) 1975-05-15
AT328189B AT328189B (de) 1976-03-10

Family

ID=11215062

Family Applications (1)

Application Number Title Priority Date Filing Date
AT450472A AT328189B (de) 1971-05-24 1972-05-24 Verfahren zur herstellung von additionshomo- bzw. -copolymeren

Country Status (15)

Country Link
US (1) US3828011A (de)
JP (1) JPS5336519B1 (de)
AT (1) AT328189B (de)
BE (1) BE783779A (de)
CA (1) CA979142A (de)
CH (1) CH569517A5 (de)
CS (1) CS182771B2 (de)
DD (1) DD97659A5 (de)
FR (1) FR2138873B1 (de)
GB (1) GB1382123A (de)
LU (1) LU65398A1 (de)
NL (1) NL150474B (de)
PL (1) PL81664B1 (de)
RO (1) RO64424A (de)
ZA (1) ZA723528B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1033860B (it) * 1975-02-13 1979-08-10 Russo S Processo di polimerizzazione di poliammidi lavorabili a temperature piu basse delle loro temperature convenzionali di fusione e di decomposizione
US4074036A (en) * 1976-11-05 1978-02-14 Allied Chemical Corporation Production of low molecular weight polyanhydrides

Also Published As

Publication number Publication date
NL7206968A (de) 1972-11-28
PL81664B1 (de) 1975-08-30
ZA723528B (en) 1973-03-28
LU65398A1 (de) 1972-08-23
GB1382123A (en) 1975-01-29
US3828011A (en) 1974-08-06
CA979142A (en) 1975-12-02
AU4237772A (en) 1973-11-22
DD97659A5 (de) 1973-05-12
BE783779A (fr) 1972-09-18
CH569517A5 (de) 1975-11-28
RO64424A (fr) 1979-05-15
AT328189B (de) 1976-03-10
DE2225276A1 (de) 1972-12-14
NL150474B (nl) 1976-08-16
DE2225276B2 (de) 1975-07-17
JPS5336519B1 (de) 1978-10-03
FR2138873B1 (de) 1973-07-13
FR2138873A1 (de) 1973-01-05
CS182771B2 (en) 1978-05-31

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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