GB1494052A - Method for preparing polycarbonate powder - Google Patents

Method for preparing polycarbonate powder

Info

Publication number
GB1494052A
GB1494052A GB40858/75A GB4085875A GB1494052A GB 1494052 A GB1494052 A GB 1494052A GB 40858/75 A GB40858/75 A GB 40858/75A GB 4085875 A GB4085875 A GB 4085875A GB 1494052 A GB1494052 A GB 1494052A
Authority
GB
United Kingdom
Prior art keywords
solution
polycarbonate
polycarbonate powder
receptacle
oct
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
GB40858/75A
Other languages
English (en)
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.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan Co Ltd
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 Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Publication of GB1494052A publication Critical patent/GB1494052A/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
    • 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
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/90—Heating or cooling systems
    • B01F35/92—Heating or cooling systems for heating the outside of the receptacle, e.g. heated jackets or burners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/90—Heating or cooling systems
    • B01F2035/99—Heating
    • 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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyesters Or Polycarbonates (AREA)
GB40858/75A 1974-10-05 1975-10-06 Method for preparing polycarbonate powder Expired GB1494052A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49114851A JPS5141048A (en) 1974-10-05 1974-10-05 Horikaaboneetofunmatsunoseizohoho oyobi sorenimochiirusochi

Publications (1)

Publication Number Publication Date
GB1494052A true GB1494052A (en) 1977-12-07

Family

ID=14648283

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40858/75A Expired GB1494052A (en) 1974-10-05 1975-10-06 Method for preparing polycarbonate powder

Country Status (5)

Country Link
JP (1) JPS5141048A (OSRAM)
FR (1) FR2286847A1 (OSRAM)
GB (1) GB1494052A (OSRAM)
HK (1) HK69680A (OSRAM)
IT (1) IT1047688B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0465967A3 (en) * 1990-07-12 1992-11-19 Bayer Ag Continuous separation of aromatic polycarbonates in semicrystalline form from ch2cll2 solutions

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5386745A (en) * 1976-08-17 1978-07-31 Unitika Ltd Production of aromatic copolyester powder and equipment for making the same
US4184911A (en) * 1977-06-13 1980-01-22 Mitsubishi Gas Chemical Company Process for producing powdery polycarbonate from a polycarbonate solution
JPH065593B2 (ja) * 1982-09-28 1994-01-19 株式会社東芝 磁気ディスク装置のパルス回路
WO1992014777A1 (fr) * 1991-02-20 1992-09-03 Idemitsu Petrochemical Co., Ltd. Procede de production de granules de polymere

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0465967A3 (en) * 1990-07-12 1992-11-19 Bayer Ag Continuous separation of aromatic polycarbonates in semicrystalline form from ch2cll2 solutions

Also Published As

Publication number Publication date
HK69680A (en) 1980-12-19
IT1047688B (it) 1980-10-20
JPS5315899B2 (OSRAM) 1978-05-27
FR2286847B1 (OSRAM) 1978-04-07
JPS5141048A (en) 1976-04-06
FR2286847A1 (fr) 1976-04-30

Similar Documents

Publication Publication Date Title
ES8303116A1 (es) Dispositivo desintegrador para desmenuzar finamente mate- riales inorganicos con estructura predominantemente crista- lina
EP0140024A3 (en) Stirrer for agitating near a wall
ES471837A1 (es) Un descortezador por impacto
GB1422264A (en) Apparatus for compounding materials
GB1494052A (en) Method for preparing polycarbonate powder
EP0238028A3 (en) Apparatus for granulating, pelletizing, making dragees of and/or drying pulverulent materials
ES425382A1 (es) Mejoras en mezcladores continuos.
GB1379603A (en) Disaggregation apparatus for producing dispersions
EP0375099A3 (en) Method and apparatus for purifying and separating a high polymer from a solution thereof
IE37732B1 (en) Improvements in and relating to ion exchange processes
GB1206074A (en) Agitating apparatus
BR9406323A (pt) Forno e processo de tratamento da matéria orgânioa e inorgânica
JPS647959A (en) Crushing method and apparatus
JPS5237064A (en) Angle measuring apparatus of digital type
JPS565719A (en) Continuous type kneading device
DE3562808D1 (en) Method of fitting drive elements on a cylindrical shaft by means of radially self-cutting keys, and such a fitting means
JPS5218562A (en) Shaft sealing system of agitator
GB2016251A (en) Agricultural machinery rotor
JPS5379203A (en) Rotor shaft
JPS5733962A (en) Grinding apparatus
JPS5797835A (en) Male die device of rotary forging machine
SE8102098L (sv) Forfarande och anordning for behandling av ett cellulosahaltigt material
JPS5793257A (en) Coincidence detecting circuit for number of rotations
PL286270A1 (en) Pressure surge generating machine
JPS5317709A (en) Rotating body driving system

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19951005