NL7904152A - Werkwijze om granulair polycarbonaat te bereiden. - Google Patents

Werkwijze om granulair polycarbonaat te bereiden.

Info

Publication number
NL7904152A
NL7904152A NL7904152A NL7904152A NL7904152A NL 7904152 A NL7904152 A NL 7904152A NL 7904152 A NL7904152 A NL 7904152A NL 7904152 A NL7904152 A NL 7904152A NL 7904152 A NL7904152 A NL 7904152A
Authority
NL
Netherlands
Prior art keywords
procedure
preparing granular
granular polycarbonate
polycarbonate
preparing
Prior art date
Application number
NL7904152A
Other languages
English (en)
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of NL7904152A publication Critical patent/NL7904152A/nl

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
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • 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
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
    • B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
    • 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
    • B01J2219/18—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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2069/00—Use of PC, i.e. polycarbonates or derivatives thereof, as moulding material
    • 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
    • C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
NL7904152A 1978-05-29 1979-05-25 Werkwijze om granulair polycarbonaat te bereiden. NL7904152A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23924/78A IT1094859B (it) 1978-05-29 1978-05-29 Processo per l'ottenimento di policarbonato granulare

Publications (1)

Publication Number Publication Date
NL7904152A true NL7904152A (nl) 1979-12-03

Family

ID=11210907

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7904152A NL7904152A (nl) 1978-05-29 1979-05-25 Werkwijze om granulair polycarbonaat te bereiden.

Country Status (8)

Country Link
US (1) US4252968A (nl)
JP (1) JPS54156060A (nl)
BE (1) BE876577A (nl)
DE (1) DE2921795A1 (nl)
FR (1) FR2427349A1 (nl)
GB (1) GB2022600B (nl)
IT (1) IT1094859B (nl)
NL (1) NL7904152A (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372758A (en) * 1980-09-02 1983-02-08 Union Carbide Corporation Degassing process for removing unpolymerized monomers from olefin polymers
US4451593A (en) * 1981-03-31 1984-05-29 Union Carbide Corporation Process for finishing resin using reduced energy input
EP0300485A3 (en) * 1987-07-21 1990-04-25 Mitsubishi Gas Chemical Company, Inc. Process for producing polycarbonate resin molding material with low particle content
DE3829293A1 (de) * 1988-08-30 1990-03-15 Bayer Ag Verfahren zur erniedrigung der schmelzviskositaet von aromatischen polycarbonaten, aromatischen polyestercarbonaten, aromatischen und/oder araliphatischen polyestern
US5187256A (en) * 1990-12-03 1993-02-16 The Dow Chemical Company Uniform distribution polycarbonate pellet
DE10014030A1 (de) * 2000-03-22 2001-09-27 Bayer Ag Verfahren zur Verbesserung der Adhäsionsstabilität der Oberfläche von Kunststoffformteilen
US9039811B2 (en) 2010-02-24 2015-05-26 Univation Technologies, Llc Apparatus and methods for separating volatiles from particulates
US9126353B2 (en) * 2010-11-03 2015-09-08 Ineos Olefins & Polymers Usa Method and apparatus for making polyolefin pellets

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE584333C (de) * 1932-04-13 1933-09-18 Jens Karl Ferdinand Rannje Vorrichtung zum Mischen pulverfoermiger Trockenstoffe
DE1057977B (de) * 1939-06-28 1959-05-21 Keller G M B H Siebbodentrockner fuer vorwiegend nicht rieselfaehiges Gut
DE1038885B (de) * 1953-09-09 1958-09-11 Wilhelm Lang K G Mechanischer Umlaufmischer fuer trockene Stoffe mit vertikal angeordneter Mischerwelle
JPS5125377B1 (nl) * 1967-08-23 1976-07-30
US3547890A (en) * 1967-08-23 1970-12-15 Teijin Ltd Process and apparatus for drying polyester particles
US3495341A (en) * 1968-04-09 1970-02-17 Allied Chem Continuous process for surface drying polymer chips and enclosed apparatus
DE2352426A1 (de) * 1973-10-19 1975-04-30 Metallgesellschaft Ag Verfahren zur verhinderung der agglomeration und des zusammenklebens von amorphen kunststoffgranulaten
DE2558730C3 (de) * 1975-12-24 1982-04-22 Hoechst Ag, 6000 Frankfurt Verfahren zum Kristallisieren und Trocknen von Polyethylenterephthalat und Vorrichtung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
FR2427349A1 (fr) 1979-12-28
US4252968A (en) 1981-02-24
DE2921795C2 (nl) 1993-03-18
IT1094859B (it) 1985-08-10
JPS54156060A (en) 1979-12-08
JPS6226887B2 (nl) 1987-06-11
IT7823924A0 (it) 1978-05-29
FR2427349B1 (nl) 1983-01-14
GB2022600B (en) 1982-12-08
BE876577A (fr) 1979-11-28
DE2921795A1 (de) 1979-12-06
GB2022600A (en) 1979-12-19

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed