CH504941A - Method and device for the production of thermoplastic powders - Google Patents

Method and device for the production of thermoplastic powders

Info

Publication number
CH504941A
CH504941A CH581170A CH581170A CH504941A CH 504941 A CH504941 A CH 504941A CH 581170 A CH581170 A CH 581170A CH 581170 A CH581170 A CH 581170A CH 504941 A CH504941 A CH 504941A
Authority
CH
Switzerland
Prior art keywords
production
thermoplastic powders
powders
thermoplastic
Prior art date
Application number
CH581170A
Other languages
German (de)
Inventor
Heinz Dr Gehrig
Dieter Dr Stockburger
Richard Dr Sinn
Klaus Dr Steigerwald
Fauth Karl-Heinz
Friedrich Dr Urban
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of CH504941A publication Critical patent/CH504941A/en

Links

Classifications

    • 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7457—Mixing heads without moving stirrer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/82—Heating or cooling
    • B29B7/826—Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/10—Making granules by moulding the material, i.e. treating it in the molten state
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B29B2009/125—Micropellets, microgranules, microparticles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Nozzles (AREA)
  • Glanulating (AREA)
CH581170A 1969-04-24 1970-04-17 Method and device for the production of thermoplastic powders CH504941A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1920777A DE1920777C3 (en) 1969-04-24 1969-04-24 Method and device for the production of thermoplastic powders

Publications (1)

Publication Number Publication Date
CH504941A true CH504941A (en) 1971-03-31

Family

ID=5732141

Family Applications (1)

Application Number Title Priority Date Filing Date
CH581170A CH504941A (en) 1969-04-24 1970-04-17 Method and device for the production of thermoplastic powders

Country Status (11)

Country Link
JP (1) JPS5122023B1 (en)
AT (1) AT311667B (en)
BE (1) BE749382A (en)
CA (1) CA922465A (en)
CH (1) CH504941A (en)
DE (1) DE1920777C3 (en)
FR (1) FR2039455A1 (en)
GB (1) GB1298121A (en)
NL (1) NL7006033A (en)
SE (1) SE355521B (en)
ZA (1) ZA702690B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2316022B (en) * 1996-02-16 2000-12-20 Fujisaki Electric Co Ltd Spraying nozzle and method for ejecting liquid as fine particles
US5845846A (en) * 1969-12-17 1998-12-08 Fujisaki Electric Co., Ltd. Spraying nozzle and method for ejecting liquid as fine particles
JPS52141423U (en) * 1976-04-16 1977-10-26
FR2460973A1 (en) * 1979-07-13 1981-01-30 Okhtinskoe Ob Plastpoli Homogeneous thermoplastic polymer powder prodn. - by atomising hollow cylinder-shaped melt with gas jet directed against internal surface
DE4000571C1 (en) * 1990-01-10 1991-06-06 Herbert 7853 Steinen De Huettlin
GB9014646D0 (en) * 1990-07-02 1990-08-22 Courtaulds Coatings Holdings Coating compositions
US5342557A (en) * 1990-11-27 1994-08-30 United States Surgical Corporation Process for preparing polymer particles
DE10050463A1 (en) * 2000-10-12 2002-04-18 Cognis Deutschland Gmbh Grafted polyamide resin with a narrow particle size distribution useful as raw materials for adhesives and printing inks
EP1930071A1 (en) * 2006-12-06 2008-06-11 ECKA Granulate GmbH & Ko. KG Method for producing particles from flowable material and atomisation equipment therefor
JP2014223603A (en) * 2013-05-15 2014-12-04 光弘 高橋 Production method of powder, and device therefor
JP6596250B2 (en) * 2015-07-22 2019-10-23 大陽日酸株式会社 Droplet production equipment
KR102615889B1 (en) * 2019-09-11 2023-12-20 (주)엘엑스하우시스 Thermoplasticity polymer particles and method for preparing the same

Also Published As

Publication number Publication date
CA922465A (en) 1973-03-13
FR2039455A1 (en) 1971-01-15
DE1920777B2 (en) 1978-01-05
SE355521B (en) 1973-04-30
GB1298121A (en) 1972-11-29
JPS5122023B1 (en) 1976-07-07
DE1920777A1 (en) 1970-11-12
DE1920777C3 (en) 1978-08-24
AT311667B (en) 1973-11-26
ZA702690B (en) 1971-01-27
NL7006033A (en) 1970-10-27
BE749382A (en) 1970-10-23

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Legal Events

Date Code Title Description
PL Patent ceased