CA2026212A1 - Charge director composition - Google Patents

Charge director composition

Info

Publication number
CA2026212A1
CA2026212A1 CA2026212A CA2026212A CA2026212A1 CA 2026212 A1 CA2026212 A1 CA 2026212A1 CA 2026212 A CA2026212 A CA 2026212A CA 2026212 A CA2026212 A CA 2026212A CA 2026212 A1 CA2026212 A1 CA 2026212A1
Authority
CA
Canada
Prior art keywords
charge director
director composition
composition
charge
stabilizing
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.)
Granted
Application number
CA2026212A
Other languages
French (fr)
Other versions
CA2026212C (en
Inventor
Benzion Landa
Yaacov Almog
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.)
HP Indigo BV
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2026212A1 publication Critical patent/CA2026212A1/en
Application granted granted Critical
Publication of CA2026212C publication Critical patent/CA2026212C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G03G9/12—Developers with toner particles in liquid developer mixtures
    • G03G9/13—Developers with toner particles in liquid developer mixtures characterised by polymer components
    • G03G9/131—Developers with toner particles in liquid developer mixtures characterised by polymer components obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • G03G9/12—Developers with toner particles in liquid developer mixtures
    • G03G9/13—Developers with toner particles in liquid developer mixtures characterised by polymer components
    • 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
    • G03G9/12—Developers with toner particles in liquid developer mixtures
    • 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
    • G03G9/12—Developers with toner particles in liquid developer mixtures
    • G03G9/135—Developers with toner particles in liquid developer mixtures characterised by stabiliser or charge-controlling agents

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Liquid Developers In Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

A method for stabilizing a charge director solution, and a charge director composition made by this method, whereby a charge director is mixed with a solvent and a polar monomer species and a polymerization reaction is initiated and allowed to progress to completion.
CA002026212A 1989-02-06 1990-01-16 Charge director composition Expired - Fee Related CA2026212C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US30615589A 1989-02-06 1989-02-06
US07/306,155 1989-02-06
PCT/US1990/000155 WO1990008983A1 (en) 1989-02-06 1990-01-16 Charge director composition
USPCT/US90/00155 1990-01-16

Publications (2)

Publication Number Publication Date
CA2026212A1 true CA2026212A1 (en) 1990-08-07
CA2026212C CA2026212C (en) 1997-12-02

Family

ID=23184074

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002026212A Expired - Fee Related CA2026212C (en) 1989-02-06 1990-01-16 Charge director composition

Country Status (9)

Country Link
EP (1) EP0456659B1 (en)
JP (1) JP3076921B2 (en)
KR (1) KR0180733B1 (en)
CN (1) CN1041462C (en)
CA (1) CA2026212C (en)
DE (1) DE69034151T2 (en)
HK (1) HK1012439A1 (en)
MX (1) MX173774B (en)
WO (1) WO1990008983A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7118842B2 (en) * 2003-09-30 2006-10-10 Samsung Electronics Company Charge adjuvant delivery system and methods

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542681A (en) * 1968-07-10 1970-11-24 Gaf Corp Negative working electrostatic toners
CA967046A (en) * 1968-08-19 1975-05-06 Gerald S. Lozier Liquid developers for electrostatic printing
DE2740870A1 (en) * 1977-09-10 1979-03-22 Hoechst Ag LIQUID DEVELOPER AND SUITABLE FOR CARGO CONTROLLERS
US4734352A (en) * 1986-04-22 1988-03-29 E. I. Du Pont De Nemours And Company Polyhydroxy charging adjuvants for liquid electrostatic developers

Also Published As

Publication number Publication date
KR0180733B1 (en) 1999-05-01
CN1041462C (en) 1998-12-30
EP0456659A1 (en) 1991-11-21
CA2026212C (en) 1997-12-02
JPH04503262A (en) 1992-06-11
DE69034151T2 (en) 2005-06-30
DE69034151D1 (en) 2004-08-05
MX173774B (en) 1994-03-25
EP0456659B1 (en) 2004-06-30
WO1990008983A1 (en) 1990-08-09
CN1045304A (en) 1990-09-12
JP3076921B2 (en) 2000-08-14
KR920701871A (en) 1992-08-12
HK1012439A1 (en) 1999-07-30

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Legal Events

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