CA944892A - Process for the preparation of granular or powdery polyamide - Google Patents

Process for the preparation of granular or powdery polyamide

Info

Publication number
CA944892A
CA944892A CA129,235A CA129235A CA944892A CA 944892 A CA944892 A CA 944892A CA 129235 A CA129235 A CA 129235A CA 944892 A CA944892 A CA 944892A
Authority
CA
Canada
Prior art keywords
granular
preparation
powdery polyamide
powdery
polyamide
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
CA129,235A
Other languages
English (en)
Other versions
CA129235S (en
Inventor
Jean M. M. Warnier
Wilhelmus P. Wolvers
Pierre J. Franssen
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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
Priority claimed from NL7017791A external-priority patent/NL161476C/xx
Priority claimed from NL7106704A external-priority patent/NL162674C/xx
Application filed by Stamicarbon BV filed Critical Stamicarbon BV
Application granted granted Critical
Publication of CA944892A publication Critical patent/CA944892A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • 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
    • 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
    • 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
    • C08G69/46—Post-polymerisation treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
CA129,235A 1970-12-05 1971-12-03 Process for the preparation of granular or powdery polyamide Expired CA944892A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7017791A NL161476C (nl) 1970-12-05 1970-12-05 Werkwijze voor de bereiding van een korrel- of poedervormig polyamide.
NL7106704A NL162674C (nl) 1971-05-15 1971-05-15 Bereiding van vulstof bevattende polyamidedeeltjes.

Publications (1)

Publication Number Publication Date
CA944892A true CA944892A (en) 1974-04-02

Family

ID=26644607

Family Applications (1)

Application Number Title Priority Date Filing Date
CA129,235A Expired CA944892A (en) 1970-12-05 1971-12-03 Process for the preparation of granular or powdery polyamide

Country Status (9)

Country Link
JP (1) JPS4917876B1 (fr)
BE (1) BE776220A (fr)
CA (1) CA944892A (fr)
CH (1) CH557845A (fr)
CS (1) CS167959B2 (fr)
DE (1) DE2160135A1 (fr)
FR (1) FR2116529B1 (fr)
GB (1) GB1357208A (fr)
IT (1) IT945293B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5026593B2 (fr) * 1972-10-23 1975-09-02
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
US5135991A (en) * 1989-01-20 1992-08-04 Daicel Huls Ltd. Process for producing polymer powder from molten mixture of polyamides
DE19749760A1 (de) 1997-11-11 1999-05-12 Henkel Kgaa Mehrphasen-Stiftpräparat
EP1498445A1 (fr) * 2003-07-18 2005-01-19 DSM IP Assets B.V. Composition à mouler thermostabilisée

Also Published As

Publication number Publication date
FR2116529A1 (fr) 1972-07-13
CS167959B2 (fr) 1976-05-28
JPS4917876B1 (fr) 1974-05-04
BE776220A (fr) 1972-06-05
GB1357208A (en) 1974-06-19
FR2116529B1 (fr) 1974-05-31
DE2160135A1 (de) 1972-06-22
CH557845A (de) 1975-01-15
IT945293B (it) 1973-05-10

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