FR1397745A - Procédé pour l'accroissement de la viscosité en solution de polyamides - Google Patents

Procédé pour l'accroissement de la viscosité en solution de polyamides

Info

Publication number
FR1397745A
FR1397745A FR977089A FR977089A FR1397745A FR 1397745 A FR1397745 A FR 1397745A FR 977089 A FR977089 A FR 977089A FR 977089 A FR977089 A FR 977089A FR 1397745 A FR1397745 A FR 1397745A
Authority
FR
France
Prior art keywords
viscosity
increasing
polyamide solution
polyamide
solution
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.)
Expired
Application number
FR977089A
Other languages
English (en)
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.)
Glanzstoff AG
Vereinigte Glanzstoff Fabriken AG
Original Assignee
Glanzstoff AG
Vereinigte Glanzstoff Fabriken AG
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 Glanzstoff AG, Vereinigte Glanzstoff Fabriken AG filed Critical Glanzstoff AG
Application granted granted Critical
Publication of FR1397745A publication Critical patent/FR1397745A/fr
Expired 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
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28—Preparatory processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/2319—Methods of introducing gases into liquid media
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/04—Pressure vessels, e.g. autoclaves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094—Jackets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00121—Controlling the temperature by direct heating or cooling
    • B01J2219/00123—Controlling the temperature by direct heating or cooling adding a temperature modifying medium to the reactants
    • B01J2219/00126—Cryogenic coolants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/185—Details relating to the spatial orientation of the reactor vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19—Details relating to the geometry of the reactor
    • B01J2219/194—Details relating to the geometry of the reactor round
    • B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1943—Details relating to the geometry of the reactor round circular or disk-shaped cylindrical

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyamides (AREA)
FR977089A 1963-06-06 1964-06-04 Procédé pour l'accroissement de la viscosité en solution de polyamides Expired FR1397745A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV24141A DE1265413B (de) 1963-06-06 1963-06-06 Verfahren zur Erhoehung der Loesungsviskositaet von Polyamiden

Publications (1)

Publication Number Publication Date
FR1397745A true FR1397745A (fr) 1965-04-30

Family

ID=7580991

Family Applications (1)

Application Number Title Priority Date Filing Date
FR977089A Expired FR1397745A (fr) 1963-06-06 1964-06-04 Procédé pour l'accroissement de la viscosité en solution de polyamides

Country Status (9)

Country Link
US (1) US3359245A (fr)
AT (1) AT245258B (fr)
BE (1) BE646749A (fr)
CH (1) CH431978A (fr)
DE (1) DE1265413B (fr)
FR (1) FR1397745A (fr)
GB (1) GB1004558A (fr)
NL (1) NL6406435A (fr)
SE (1) SE302212B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3480596A (en) * 1967-03-09 1969-11-25 Fiber Industries Inc Process of forming polymeric material of increased relative viscosity
TW201512225A (zh) * 2013-05-01 2015-04-01 Invista Tech Sarl 將添加劑直接注入高壓釜中

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731081A (en) * 1953-04-13 1956-01-17 Ind Rayon Corp Method for the removal of monomers, etc. from molten polymers
NL181713B (nl) * 1953-07-25 Elf Aquitaine Werkwijze voor de regeling van een kolom met atmosferische destillatie van ruwe aardolie.
DE1030993B (de) * 1954-02-15 1958-05-29 Thueringisches Kunstfaserwerk Verfahren zum Entfernen niedermolekularer Anteile aus polymerisiertem ªŠ-Caprolactam
US3109835A (en) * 1958-10-08 1963-11-05 Allied Chem Process for producing ultrahigh viscosity polycaprolactam
US3047565A (en) * 1958-11-20 1962-07-31 Inventa Ag Process for extraction of monomeric caprolactam from its polymer
NL99480C (fr) * 1960-05-31

Also Published As

Publication number Publication date
AT245258B (de) 1966-02-25
GB1004558A (en) 1965-09-15
NL6406435A (fr) 1964-12-07
DE1265413B (de) 1968-04-04
CH431978A (de) 1967-03-15
SE302212B (fr) 1968-07-08
US3359245A (en) 1967-12-19
BE646749A (fr) 1964-08-17

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