FR2265788A1 - Extrudable polyamides contg chromium cpds - to increase melt viscosity and thermal stability without increasing mol wt - Google Patents

Extrudable polyamides contg chromium cpds - to increase melt viscosity and thermal stability without increasing mol wt

Info

Publication number
FR2265788A1
FR2265788A1 FR7410497A FR7410497A FR2265788A1 FR 2265788 A1 FR2265788 A1 FR 2265788A1 FR 7410497 A FR7410497 A FR 7410497A FR 7410497 A FR7410497 A FR 7410497A FR 2265788 A1 FR2265788 A1 FR 2265788A1
Authority
FR
France
Prior art keywords
polyamides
thermal stability
melt viscosity
extrudable
contg
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.)
Granted
Application number
FR7410497A
Other languages
English (en)
French (fr)
Other versions
FR2265788B1 (cs
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.)
Muanyagipari Kutato Intezet
Original Assignee
Muanyagipari Kutato Intezet
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 Muanyagipari Kutato Intezet filed Critical Muanyagipari Kutato Intezet
Priority to FR7410497A priority Critical patent/FR2265788A1/fr
Publication of FR2265788A1 publication Critical patent/FR2265788A1/fr
Application granted granted Critical
Publication of FR2265788B1 publication Critical patent/FR2265788B1/fr
Granted 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
    • 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
    • C08G69/04—Preparatory processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

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)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
FR7410497A 1974-03-27 1974-03-27 Extrudable polyamides contg chromium cpds - to increase melt viscosity and thermal stability without increasing mol wt Granted FR2265788A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7410497A FR2265788A1 (en) 1974-03-27 1974-03-27 Extrudable polyamides contg chromium cpds - to increase melt viscosity and thermal stability without increasing mol wt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7410497A FR2265788A1 (en) 1974-03-27 1974-03-27 Extrudable polyamides contg chromium cpds - to increase melt viscosity and thermal stability without increasing mol wt

Publications (2)

Publication Number Publication Date
FR2265788A1 true FR2265788A1 (en) 1975-10-24
FR2265788B1 FR2265788B1 (cs) 1980-11-14

Family

ID=9136879

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7410497A Granted FR2265788A1 (en) 1974-03-27 1974-03-27 Extrudable polyamides contg chromium cpds - to increase melt viscosity and thermal stability without increasing mol wt

Country Status (1)

Country Link
FR (1) FR2265788A1 (cs)

Also Published As

Publication number Publication date
FR2265788B1 (cs) 1980-11-14

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Legal Events

Date Code Title Description
ST Notification of lapse