DE2702306A1 - Verfahren zur herstellung hochviskoser polyamide - Google Patents

Verfahren zur herstellung hochviskoser polyamide

Info

Publication number
DE2702306A1
DE2702306A1 DE19772702306 DE2702306A DE2702306A1 DE 2702306 A1 DE2702306 A1 DE 2702306A1 DE 19772702306 DE19772702306 DE 19772702306 DE 2702306 A DE2702306 A DE 2702306A DE 2702306 A1 DE2702306 A1 DE 2702306A1
Authority
DE
Germany
Prior art keywords
polyamide
polyamides
alkylene carbonate
polymer
carbonate
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.)
Withdrawn
Application number
DE19772702306
Other languages
German (de)
English (en)
Inventor
Felice Farioli
Vincenzo Ruoti
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.)
SNIA Viscosa SpA
Original Assignee
SNIA Viscosa 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 SNIA Viscosa SpA filed Critical SNIA Viscosa SpA
Publication of DE2702306A1 publication Critical patent/DE2702306A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/109—Esters; Ether-esters of carbonic acid, e.g. R-O-C(=O)-O-R
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE19772702306 1976-01-22 1977-01-18 Verfahren zur herstellung hochviskoser polyamide Withdrawn DE2702306A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19471/76A IT1060207B (it) 1976-01-22 1976-01-22 Procedimento per la produzione di poliammidi ad elevata viscosita

Publications (1)

Publication Number Publication Date
DE2702306A1 true DE2702306A1 (de) 1977-07-28

Family

ID=11158289

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772702306 Withdrawn DE2702306A1 (de) 1976-01-22 1977-01-18 Verfahren zur herstellung hochviskoser polyamide

Country Status (4)

Country Link
US (1) US4101532A (enExample)
DE (1) DE2702306A1 (enExample)
FR (1) FR2338963A1 (enExample)
IT (1) IT1060207B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507256A (en) * 1983-05-26 1985-03-26 Eastman Kodak Company Process for foaming cellulose acetate rod
US4599388A (en) * 1985-01-16 1986-07-08 Celanese Corporation Process for modifying polybenzimidazole polymers with ethylene carbonates
US5280088A (en) * 1986-02-28 1994-01-18 General Electric Company Thermoplastic blends of a polyamide having low amine end-group concentration and a polymer containing carbonate linkages

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3378532A (en) * 1963-09-21 1968-04-16 Bayer Ag Polymer compositions having an increased melt viscosity
DE1809341A1 (de) * 1968-11-16 1970-06-11 Rhodiaceta Ag Verfahren zur Erhoehung der Viskositaet von Polyamiden
DE1720886A1 (de) * 1968-01-13 1972-01-20 Glanzstoff Ag Verfahren zur Verbesserung der Anfaerbbarkeit von Polyamiden

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2835653A (en) * 1953-03-19 1958-05-20 Polaroid Corp Polyoxyethylene substituted polymers and their preparation
US3496149A (en) * 1964-10-20 1970-02-17 Teijin Ltd Process for producing polyamides of high degree of polymerization
DE1570392A1 (de) * 1965-10-12 1970-01-29 Huels Chemische Werke Ag Verfahren zur Herstellung von Polyamidpulvern erhoehter Viskositaet
DE2511483A1 (de) * 1975-03-15 1976-09-23 Huels Chemische Werke Ag Verfahren zur erhoehung der viskositaet von polylaurinlactam oder mischpolyamiden mit einem gehalt von mindestens 40 gewichtsprozent laurinlactam

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3378532A (en) * 1963-09-21 1968-04-16 Bayer Ag Polymer compositions having an increased melt viscosity
DE1720886A1 (de) * 1968-01-13 1972-01-20 Glanzstoff Ag Verfahren zur Verbesserung der Anfaerbbarkeit von Polyamiden
DE1809341A1 (de) * 1968-11-16 1970-06-11 Rhodiaceta Ag Verfahren zur Erhoehung der Viskositaet von Polyamiden

Also Published As

Publication number Publication date
FR2338963A1 (fr) 1977-08-19
IT1060207B (it) 1982-07-10
FR2338963B1 (enExample) 1983-12-30
US4101532A (en) 1978-07-18

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee
8139 Disposal/non-payment of the annual fee