BR9206766A - Processo para a procução de polímero policarbonato - Google Patents

Processo para a procução de polímero policarbonato

Info

Publication number
BR9206766A
BR9206766A BR9206766A BR9206766A BR9206766A BR 9206766 A BR9206766 A BR 9206766A BR 9206766 A BR9206766 A BR 9206766A BR 9206766 A BR9206766 A BR 9206766A BR 9206766 A BR9206766 A BR 9206766A
Authority
BR
Brazil
Prior art keywords
production
polycarbonate polymer
polycarbonate
polymer
Prior art date
Application number
BR9206766A
Other languages
English (en)
Inventor
Masaya Okamoto
Noriyuki Kunishi
Original Assignee
Idemitsu Petrochemical Co
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 Idemitsu Petrochemical Co filed Critical Idemitsu Petrochemical Co
Priority claimed from US08/237,027 external-priority patent/US5475084A/en
Publication of BR9206766A publication Critical patent/BR9206766A/pt

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
    • C08J3/14—Powdering or granulating by precipitation from solutions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polyesters Or Polycarbonates (AREA)
BR9206766A 1992-09-18 1992-09-18 Processo para a procução de polímero policarbonato BR9206766A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP1992/001193 WO1994006847A1 (en) 1992-09-18 1992-09-18 Process for producing polycarbonate powder
US08/237,027 US5475084A (en) 1992-09-18 1994-05-03 Process for the production of polycarbonate powder

Publications (1)

Publication Number Publication Date
BR9206766A true BR9206766A (pt) 1995-11-07

Family

ID=26433478

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9206766A BR9206766A (pt) 1992-09-18 1992-09-18 Processo para a procução de polímero policarbonato

Country Status (2)

Country Link
BR (1) BR9206766A (pt)
WO (1) WO1994006847A1 (pt)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53147754A (en) * 1977-05-31 1978-12-22 Dainippon Toryo Co Ltd Manufacture of resin powder
IT1094162B (it) * 1978-02-22 1985-07-26 Montedison Spa Processo in continuo per il recupero del policarbonato da sue soluzioni
JPS63500359A (ja) * 1986-01-31 1988-02-12 ザ・ダウ・ケミカル・カンパニー 熱可塑性重合体を回転楕円体状の固まった細粒とする方法

Also Published As

Publication number Publication date
WO1994006847A1 (en) 1994-03-31

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Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 13A,14A,15A,16A,17A E 18A ANUIDADES.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2278 DE 02/09/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 13A, 14A, 15A, 16A, 17A E 18A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.