GB1227471A - - Google Patents

Info

Publication number
GB1227471A
GB1227471A GB1227471DA GB1227471A GB 1227471 A GB1227471 A GB 1227471A GB 1227471D A GB1227471D A GB 1227471DA GB 1227471 A GB1227471 A GB 1227471A
Authority
GB
United Kingdom
Prior art keywords
april
pbo
toners
heading
sio
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
Other languages
English (en)
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 filed Critical
Publication of GB1227471A publication Critical patent/GB1227471A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/182—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds
    • C01F11/183—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds the additive being an organic compound
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/182—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/06—Developing
    • G03G13/08—Developing using a solid developer, e.g. powder developer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/103—Glass particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB1227471D 1967-04-17 1968-04-16 Expired GB1227471A (xx)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US63119367A 1967-04-17 1967-04-17
GB4184/69A GB1222471A (en) 1967-04-17 1969-01-24 Improvements in or relating to the preparation of calcium carbonate
US9390470A 1970-11-30 1970-11-30

Publications (1)

Publication Number Publication Date
GB1227471A true GB1227471A (xx) 1971-04-07

Family

ID=27254402

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1227471D Expired GB1227471A (xx) 1967-04-17 1968-04-16
GB4184/69A Expired GB1222471A (en) 1967-04-17 1969-01-24 Improvements in or relating to the preparation of calcium carbonate

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB4184/69A Expired GB1222471A (en) 1967-04-17 1969-01-24 Improvements in or relating to the preparation of calcium carbonate

Country Status (9)

Country Link
US (2) US3595794A (xx)
AT (1) AT290986B (xx)
BE (1) BE713752A (xx)
CH (1) CH505410A (xx)
DE (1) DE1772219A1 (xx)
FR (1) FR1582855A (xx)
GB (2) GB1227471A (xx)
LU (1) LU55894A1 (xx)
NL (1) NL6805320A (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4331757A (en) * 1976-12-29 1982-05-25 Minolta Camera Kabushiki Kaisha Dry process developing method and device employed therefore
US4367207A (en) * 1980-12-18 1983-01-04 Pfizer Inc. Process for the preparation of finely divided precipitated calcium carbonate
JPS60164754A (ja) * 1984-02-06 1985-08-27 Hitachi Chem Co Ltd 静電荷像現像用トナ−
JPS6114644A (ja) * 1984-06-29 1986-01-22 Fuji Xerox Co Ltd 乾式正帯電性トナー
CA1277076C (en) * 1985-03-25 1990-11-27 Ryuichi Shimizu Electrophotographic toner
GB2204587A (en) * 1987-05-15 1988-11-16 Morgan Matroc Limited Composite polymeric materials containing ceramic particles
US9401461B2 (en) 2007-07-11 2016-07-26 Cree, Inc. LED chip design for white conversion
GB0917248D0 (en) 2009-10-02 2009-11-18 Calcitech Synthetic Minerals Ltd Production of calcium carbonate
GB0921820D0 (en) 2009-12-14 2010-01-27 Calcitech Synthetic Minerals Ltd Production and/or recovery of products from waste sludge

Also Published As

Publication number Publication date
FR1582855A (xx) 1969-10-10
US3730707A (en) 1973-05-01
BE713752A (xx) 1968-10-16
US3595794A (en) 1971-07-27
GB1222471A (en) 1971-02-17
NL6805320A (xx) 1968-10-18
CH505410A (de) 1971-03-31
LU55894A1 (xx) 1968-11-27
DE1772219A1 (de) 1971-01-21
AT290986B (de) 1971-06-25

Similar Documents

Publication Publication Date Title
JPS52135739A (en) Developing agent for electrostatic image
JPS5414238A (en) Iron powder developing carrier used in development of electrostatic image and its production and developer and image forming method
GB1211865A (en) Carriers for electrostatographic developers
GB1317288A (en) Electrophotography
GB1227471A (xx)
SE7506043L (sv) Sett att framkalla elektrostatografiska bilder under anvendning av berpartiklar med stor specifik yta, jemte framkallare for tillempning av settet
GB1225980A (xx)
JPS54101328A (en) Developer for electrostatic image
GB1172839A (en) Electrophotographic Developer Materials.
JPS57151952A (en) Magnetic developer
ES409740A1 (es) Un dispositivo fotosensible.
GB1279284A (en) Improved photoelectrophoretic imaging system
ES485865A1 (es) Metodo para preparar un revelador mejorado para empleo en copiado electrostatico
GB1499477A (en) Image transfer in electrophotographic copiers
JPS57102666A (en) Electrostatic image developing toner
JPS5410736A (en) Formation of electrostatically charged image
JPS5738440A (en) Insulating toner
JPS56123550A (en) Toner for developing electrostatic charge
GB1307545A (en) Electrostatographic developer
GB1219329A (en) Process for fabricating a photoconductor glass xerographic plate
CA936400A (en) Reduction of toner filming in electrophotography
GB1318558A (en) Electrostatographic developer
ES352810A1 (es) Un metodo para formar una imagen visible.
CA939593A (en) Photoconductive ternary alloy of cadmium, selenium and mercury
JPS5553370A (en) Developing device of one component toner

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees