CH473167A - Verfahren zur Herstellung von Polyamidpulvern erhöhter Viskosität - Google Patents

Verfahren zur Herstellung von Polyamidpulvern erhöhter Viskosität

Info

Publication number
CH473167A
CH473167A CH1453866A CH1453866A CH473167A CH 473167 A CH473167 A CH 473167A CH 1453866 A CH1453866 A CH 1453866A CH 1453866 A CH1453866 A CH 1453866A CH 473167 A CH473167 A CH 473167A
Authority
CH
Switzerland
Prior art keywords
production
increased viscosity
polyamide powders
polyamide
powders
Prior art date
Application number
CH1453866A
Other languages
English (en)
Inventor
Adolf Dr Mueller Karl
Frederico Dr Engel
Armin Dipl Chem Gude
Original Assignee
Huels Chemische Werke 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 Huels Chemische Werke Ag filed Critical Huels Chemische Werke Ag
Publication of CH473167A publication Critical patent/CH473167A/de

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
    • C08G69/04—Preparatory processes
    • C08G69/06—Solid state polycondensation
    • 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
CH1453866A 1965-10-12 1966-10-10 Verfahren zur Herstellung von Polyamidpulvern erhöhter Viskosität CH473167A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEC0037128 1965-10-12

Publications (1)

Publication Number Publication Date
CH473167A true CH473167A (de) 1969-05-31

Family

ID=7022657

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1453866A CH473167A (de) 1965-10-12 1966-10-10 Verfahren zur Herstellung von Polyamidpulvern erhöhter Viskosität

Country Status (4)

Country Link
US (1) US3476711A (de)
CH (1) CH473167A (de)
DE (1) DE1570392A1 (de)
SE (1) SE305955B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0348821A2 (de) * 1988-06-30 1990-01-03 BASF Corporation Kontinuierliches Verfahren zur hydrolytischen Herstellung von Polycaprolactam durch Tempern von nicht extrahiertem, gekörntem Polymer mit feuchtem Inertgas

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624193A (en) * 1969-02-25 1971-11-30 Du Pont Polyamide filamentmaking process including solid-state polymerization
CH519000A (de) * 1970-02-24 1972-02-15 Inventa Ag Verfahren zur Herstellung von Polyamid 12-Sinterpulver
US3933762A (en) * 1973-06-27 1976-01-20 Toray Industries, Inc. Hot melt adhesives from lactam copolyamides
US4069184A (en) * 1974-07-29 1978-01-17 Fmc Corporation Water dispersible, low molecular weight polyamide resin particles of uniform sizes, method of preparing same and coatings formed therefrom
IT1060207B (it) * 1976-01-22 1982-07-10 Snia Viscosa Procedimento per la produzione di poliammidi ad elevata viscosita
DE2932234C2 (de) * 1979-08-09 1982-01-28 Chemische Werke Hüls AG, 4370 Marl Verfahren zur Herstellung von Polyether(ester)amiden
JPS621728A (ja) * 1985-06-27 1987-01-07 Chuichi Hirayama ポリアミノ酸の球状粒子とその製造方法
JP3601284B2 (ja) * 1997-03-18 2004-12-15 宇部興産株式会社 球状ポリアミドの製造方法
US6169162B1 (en) 1999-05-24 2001-01-02 Solutia Inc. Continuous polyamidation process
EP1424354B1 (de) * 2002-11-28 2006-03-15 Degussa AG Laser-Sinter-Pulver mit Metallseifen, Verfahren zu dessen Herstellung und Formkörper, hergestellt aus diesem Laser-Sinter-Pulver
US7393585B2 (en) * 2003-10-13 2008-07-01 Honeywell International Inc. Micron-size polymer particles comprising polyamide compound, production and uses thereof
US20050132893A1 (en) * 2003-12-17 2005-06-23 Kraft Foods Holdings, Inc. Process for single-stage heat treatment and grinding of coffee beans
US8067051B2 (en) * 2006-06-19 2011-11-29 Kraft Foods R & D, Inc. Process for milling cocoa shells
GB2482032B (en) 2010-07-16 2013-04-10 Kraft Foods R & D Inc Coffee products and related processes
FR3115043B1 (fr) 2020-10-09 2024-01-05 Arkema France Composition pulverulente pigmentee facilement recyclable pour le revetement de substrats

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA650468A (en) * 1962-10-16 Ryffel Kaspar Process for the refining of granulated polyamides
DE1048026B (de) * 1955-09-30 1958-12-31 Basf Ag Verfahren zur Erhoehung des Kondensationsgrades und der thermischen und UV-Bestaendigkeit von Polyamiden aus polyamidbildenden Aminocarbonsaeuren oder aus deren polyamidbildenden Derivaten
GB802970A (en) * 1955-12-09 1958-10-15 Du Pont Improvements in or relating to the preparation of high molecular weight synthetic linear polyamides
US3015651A (en) * 1956-09-28 1962-01-02 Du Pont Increasing viscosity of polycaprolactam by removing extractables with solvents and further solid phase polymerizing the polymer
NL252288A (de) * 1959-06-16

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0348821A2 (de) * 1988-06-30 1990-01-03 BASF Corporation Kontinuierliches Verfahren zur hydrolytischen Herstellung von Polycaprolactam durch Tempern von nicht extrahiertem, gekörntem Polymer mit feuchtem Inertgas
EP0348821A3 (de) * 1988-06-30 1991-06-26 BASF Corporation Kontinuierliches Verfahren zur hydrolytischen Herstellung von Polycaprolactam durch Tempern von nicht extrahiertem, gekörntem Polymer mit feuchtem Inertgas

Also Published As

Publication number Publication date
SE305955B (de) 1968-11-11
DE1570392A1 (de) 1970-01-29
US3476711A (en) 1969-11-04

Similar Documents

Publication Publication Date Title
CH471181A (de) Verfahren zur Herstellung von Polyamiden
CH478862A (de) Verfahren zur Herstellung von Poly-e-caproamid
AT273494B (de) Verfahren zur Herstellung von Polyimid-Preßpulvern
CH473167A (de) Verfahren zur Herstellung von Polyamidpulvern erhöhter Viskosität
AT259873B (de) Verfahren zur Herstellung stabilisierter Polyamide
CH482847A (de) Verfahren zur Herstellung farbstoffselektiver Polyamidfilamente
CH484137A (de) Verfahren zur Herstellung von Muskelerschlaffungsmitteln
AT267872B (de) Verfahren zur Herstellung von feinverteiltem Polyamid-Pulver
CH467748A (de) Kontinuierliches Verfahren zur Herstellung von Hexamethylendiamin
AT264134B (de) Verfahren zur Herstellung von Poly-N-oxyden
CH457852A (de) Verfahren zur Herstellung von Polyamidschäumen
CH537902A (de) Verfahren zur Herstellung von Diaminen
CH484941A (de) Verfahren zur Herstellung von Penicillinen
CH465229A (de) Verfahren zur Herstellung von Polyamiden
AT268672B (de) Verfahren zur Herstellung von Polyamid-Imiden
CH460261A (de) Verfahren zur Herstellung von Tantalpulver
CH486512A (de) Verfahren zur Herstellung von aromatischen Polyamiden
CH453664A (de) Verfahren zur Herstellung von Thermoplastpulvern
CH473083A (de) Verfahren zur Herstellung von Hexamethylendiamin
CH475208A (de) Verfahren zur Herstellung von Cyanophenolen
AT261557B (de) Verfahren zur Herstellung von Monoolefinen
CH505795A (de) Verfahren zur kontinuierlichen Herstellung von Tetrachlor-o-phthalodinitril
CH480382A (de) Verfahren zur Herstellung von Polyamiden
CH467239A (de) Kontinuierliches Verfahren zur Herstellung von Hexamethylendiamin
CH462173A (de) Verfahren zur Herstellung von e-Caprolactam

Legal Events

Date Code Title Description
PL Patent ceased