DE69815923T2 - Verfahren zur Herstellung von xerographischem Toner - Google Patents

Verfahren zur Herstellung von xerographischem Toner Download PDF

Info

Publication number
DE69815923T2
DE69815923T2 DE69815923T DE69815923T DE69815923T2 DE 69815923 T2 DE69815923 T2 DE 69815923T2 DE 69815923 T DE69815923 T DE 69815923T DE 69815923 T DE69815923 T DE 69815923T DE 69815923 T2 DE69815923 T2 DE 69815923T2
Authority
DE
Germany
Prior art keywords
production
xerographic toner
xerographic
toner
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 - Fee Related
Application number
DE69815923T
Other languages
English (en)
Other versions
DE69815923D1 (de
Inventor
James M Proper
Anthony T Burroughs
Joseph L Leonardo
Daniel R Knopp
Mark V Devlin
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69815923D1 publication Critical patent/DE69815923D1/de
Publication of DE69815923T2 publication Critical patent/DE69815923T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE69815923T 1997-04-14 1998-04-03 Verfahren zur Herstellung von xerographischem Toner Expired - Fee Related DE69815923T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/838,891 US5874034A (en) 1997-04-14 1997-04-14 Swell reducing extrusion die

Publications (2)

Publication Number Publication Date
DE69815923D1 DE69815923D1 (de) 2003-08-07
DE69815923T2 true DE69815923T2 (de) 2004-01-15

Family

ID=25278320

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69815923T Expired - Fee Related DE69815923T2 (de) 1997-04-14 1998-04-03 Verfahren zur Herstellung von xerographischem Toner

Country Status (4)

Country Link
US (1) US5874034A (de)
EP (1) EP0872328B1 (de)
JP (1) JPH10315297A (de)
DE (1) DE69815923T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6899455B2 (en) 2000-12-27 2005-05-31 Xerox Corporation Blending tool with an adjustable collision profile and method of adjusting the collision profile
US6523996B2 (en) 2000-12-27 2003-02-25 Xerox Corporation Blending tool with an enlarged collision surface for increased blend intensity and method of blending toners
US6756173B2 (en) 2000-12-27 2004-06-29 Xerox Corporation Toner with increased amount of surface additives and increased surface additive adhesion
AR046478A1 (es) * 2002-11-05 2005-12-14 James Hardie Int Finance Bv Metodo y aparato para producir silicato de calcio hidratado
US7736579B2 (en) * 2006-07-21 2010-06-15 Quadrant Epp Ag Production of UHMWPE sheet materials
US7758796B2 (en) * 2006-07-21 2010-07-20 Quadrant Epp Ag Production of UHMWPE sheet materials
US7758797B2 (en) * 2006-07-21 2010-07-20 Quadrant Epp Ag Production of UHMWPE sheet materials
US7803450B2 (en) * 2006-07-21 2010-09-28 Quadrant Epp Ag Production of UHMWPE sheet materials
US8311787B2 (en) * 2008-02-19 2012-11-13 Tata Consultancy Services Ltd. Polymer melt extrusion which has potential use in die design
US8673532B2 (en) 2012-06-26 2014-03-18 Xerox Corporation Method of producing dry toner particles having high circularity

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103037A (en) * 1961-02-08 1963-09-10 Dunlop Rubber Co Extruders
DE2839381A1 (de) * 1977-10-28 1979-05-17 Karl Marx Stadt Maschf Verfahren und vorrichtung zur herstellung von granulat
US4859379A (en) * 1987-12-30 1989-08-22 Mobil Oil Corporation Process for reducing draw resonance by heating film after extrusion
JPH01195032A (ja) * 1988-01-29 1989-08-04 Hashimoto Forming Ind Co Ltd ウインドウモールディングの製造方法
GB9027699D0 (en) * 1990-12-20 1991-02-13 Univ Toronto Process for the continuous production of high modulus articles from polyethylene
US5145762A (en) * 1991-03-29 1992-09-08 Xerox Corporation Processes for the preparation of toners
US5376494A (en) * 1991-12-30 1994-12-27 Xerox Corporation Reactive melt mixing process for preparing cross-linked toner resin
US5176925A (en) * 1992-03-25 1993-01-05 Amphenol Corporation Extrusion die with static mixer insert
US5700413A (en) * 1996-03-27 1997-12-23 Xerox Corporation Extruder die plate with removable splitters

Also Published As

Publication number Publication date
EP0872328A2 (de) 1998-10-21
EP0872328A3 (de) 1999-07-07
JPH10315297A (ja) 1998-12-02
EP0872328B1 (de) 2003-07-02
US5874034A (en) 1999-02-23
DE69815923D1 (de) 2003-08-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee