JP2008129522A5 - - Google Patents

Download PDF

Info

Publication number
JP2008129522A5
JP2008129522A5 JP2006317294A JP2006317294A JP2008129522A5 JP 2008129522 A5 JP2008129522 A5 JP 2008129522A5 JP 2006317294 A JP2006317294 A JP 2006317294A JP 2006317294 A JP2006317294 A JP 2006317294A JP 2008129522 A5 JP2008129522 A5 JP 2008129522A5
Authority
JP
Japan
Prior art keywords
producing
electrophotographic toner
toner
superheated steam
electrophotographic
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
JP2006317294A
Other languages
Japanese (ja)
Other versions
JP4787140B2 (en
JP2008129522A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2006317294A priority Critical patent/JP4787140B2/en
Priority claimed from JP2006317294A external-priority patent/JP4787140B2/en
Publication of JP2008129522A publication Critical patent/JP2008129522A/en
Publication of JP2008129522A5 publication Critical patent/JP2008129522A5/ja
Application granted granted Critical
Publication of JP4787140B2 publication Critical patent/JP4787140B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (10)

少なくとも着色剤とトナー主樹脂とを混練し、得られる混合物を粉砕する工程と、得られる粉砕物を、過熱水蒸気雰囲気中で溶融して球形または略球形の電子写真用トナーを得る工程とを有することを特徴とする電子写真用トナー製造方法。   A step of kneading at least a colorant and a toner main resin and pulverizing the resulting mixture; and a step of melting the obtained pulverized product in a superheated steam atmosphere to obtain a spherical or substantially spherical electrophotographic toner. A method for producing toner for electrophotography. 前記電子写真用トナー製造方法が、前記球形または略球形の電子写真用トナーを、過熱水蒸気雰囲気中からノズルを通して減圧空間に噴射し、電子写真用トナーを乾燥し、捕集する工程をさらに有する請求項１に記載の電子写真用トナー製造方法。 The method for producing an electrophotographic toner further includes a step of spraying the spherical or substantially spherical electrophotographic toner from a superheated steam atmosphere through a nozzle to a reduced pressure space, and drying and collecting the electrophotographic toner. Item 2. The method for producing an electrophotographic toner according to Item 1. 前記電子写真用トナー製造方法が、前記球形または略球形の電子写真用トナーを、気流を用いて分級する工程をさらに有する請求項１または２に記載の電子写真用トナー製造方法。 The method for producing an electrophotographic toner according to claim 1 , wherein the method for producing an electrophotographic toner further comprises a step of classifying the spherical or substantially spherical electrophotographic toner using an air flow. 前記過熱水蒸気雰囲気が、水蒸気発生装置により発生した水蒸気をさらに過熱水蒸気発生装置により過熱して得られる過熱水蒸気中に、前記粉砕物を搬送するための搬送用エアーにより前記粉砕物を噴射して得られる請求項１〜３のいずれか一つに記載の電子写真用トナー製造方法。 The superheated steam atmosphere is obtained by injecting the pulverized product with transport air for transporting the pulverized product into superheated steam obtained by further heating the steam generated by the steam generator with the superheated steam generator. The method for producing an electrophotographic toner according to any one of claims 1 to 3 . 前記過熱水蒸気雰囲気が、１５０℃〜３００℃の温度範囲にある、請求項１〜４のいずれか一つに記載の電子写真用トナー製造方法。 The method for producing an electrophotographic toner according to any one of claims 1 to 4 , wherein the superheated steam atmosphere is in a temperature range of 150C to 300C. 前記電子写真用トナーが、平均円形度０.９００〜０.９９８を有する請求項１〜５のいずれか一つに記載の電子写真用トナー製造方法。 Before Symbol electronic photographic toner, electrophotographic toner production method according to any one of claims 1 to 5 that have a mean circularity of from 0.900 to 0.998. 前記混練が、着色剤とトナー主樹脂との加熱溶融下に行われ、得られる混合物が、冷却された後、粉砕され、さらに分級される、請求項１〜６のいずれか一つに記載の電子写真用トナー製造方法。 Before Symbol mixed kneaded is carried out under heating and melting of the coloring agent and the toner main resin, the resulting mixture, after being cooled, crushed, further classified to claim 1-6 The method for producing an electrophotographic toner according to claim. 前記粉砕物が、流速１〜２０ｍ/分の搬送用エアーにより、過熱水蒸気雰囲気中に搬送され、更に、前記過熱水蒸気が、前記搬送用エアーよりも高い流速に設定されている請求項１〜７のいずれか一つに記載の電子写真用トナー製造方法。 The pulverized material, the conveying air flow rate 1-20 m / min, overheating is transported in a water vapor atmosphere, further, the superheated water vapor is claim is set to be higher flow rates than the transporting air 1 The method for producing a toner for electrophotography according to any one of 7 to 7 . 前記トナー主樹脂が、スチレン−アクリル酸系共重合体、スチレン−メタクリル酸系共重合体またはポリエステル系樹脂である請求項１〜８のいずれか一つに記載の電子写真用トナー製造方法。 The method for producing an electrophotographic toner according to any one of claims 1 to 8 , wherein the toner main resin is a styrene-acrylic acid copolymer, a styrene-methacrylic acid copolymer, or a polyester resin. 前記減圧空間が、排気量１０〜４５Ｌ/分の排気により減圧が維持されている請求項２に記載の電子写真用トナー製造方法。   The method for producing an electrophotographic toner according to claim 2, wherein the decompression space is maintained at a reduced pressure by exhausting 10 to 45 L / min.
JP2006317294A 2006-11-24 2006-11-24 Method for producing toner for electrophotography Expired - Fee Related JP4787140B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006317294A JP4787140B2 (en) 2006-11-24 2006-11-24 Method for producing toner for electrophotography

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006317294A JP4787140B2 (en) 2006-11-24 2006-11-24 Method for producing toner for electrophotography

Publications (3)

Publication Number Publication Date
JP2008129522A JP2008129522A (en) 2008-06-05
JP2008129522A5 true JP2008129522A5 (en) 2010-01-14
JP4787140B2 JP4787140B2 (en) 2011-10-05

Family

ID=39555349

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006317294A Expired - Fee Related JP4787140B2 (en) 2006-11-24 2006-11-24 Method for producing toner for electrophotography

Country Status (1)

Country Link
JP (1) JP4787140B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5479072B2 (en) * 2009-12-21 2014-04-23 キヤノン株式会社 Toner heat treatment apparatus and toner manufacturing method
WO2012114854A1 (en) * 2011-02-21 2012-08-30 Canon Kabushiki Kaisha Heat treatment apparatus and method for manufacturing toner

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6330862A (en) * 1986-07-25 1988-02-09 Toyo Ink Mfg Co Ltd Preparation of powder toner
JP3131740B2 (en) * 1990-03-08 2001-02-05 キヤノン株式会社 Toner for developing electrostatic images
JPH08146657A (en) * 1994-11-25 1996-06-07 Fuji Xerox Co Ltd Electrostatic charge image developing tone and its production
JP3913005B2 (en) * 2000-05-31 2007-05-09 キヤノン株式会社 Toner particle manufacturing method and manufacturing system
JP3904821B2 (en) * 2000-10-02 2007-04-11 株式会社リコー Toner for electrophotography, method for producing the same, and image forming method using the same
JP2005316307A (en) * 2004-04-30 2005-11-10 Sharp Corp Electrostatic charge image developing toner, its manufacturing method and two-component developer

Similar Documents

Publication Publication Date Title
HRP20171903T1 (en) Method for processing a mixture of cellulose/plastic waste particles to form a fuel
US9676943B2 (en) Process for producing hybrid carbon black particles
US20210299912A1 (en) Method and device for comminuting a plastic and for producing powdered material from said plastic
CN105906223A (en) Lime powder suspension calcining production line and suspension calcining process thereof
JP2008129522A5 (en)
Chen et al. Reversible Writing/Re‐Writing Polymeric Paper in Multiple Environments
JP6271847B2 (en) Wet fuel crushing apparatus and crushing method thereof
KR20190115605A (en) A regeneration device equipped with high frequency heating unit of two kinds of resin and a regeneration method thereof
CN107149056A (en) A kind of production method of the expanded heavy property aquatic feeds of aniseed
JP5343323B2 (en) Sintered raw material pellet drying equipment and sintered raw material pellet drying method
CN108517052A (en) A kind of tyre reclaim preparation method
CN104817718A (en) Serial plastic product manufactured by utilizing waste glass fiber reinforced plastics and process of serial plastic product
JP2005131610A (en) Used toner cartridge treatment method and treatment plant
Artiukhov Vortical type granulators in the chemical industry
JP2006015174A (en) Method and apparatus for sludge treatment
CN203092820U (en) Antistatic master batch production system
JP2007204712A (en) Method and apparatus for producing solid fuel containing carbonized waste and plastics
JP4787140B2 (en) Method for producing toner for electrophotography
JP5099668B2 (en) How to recycle waste gypsum board
CN100545275C (en) From aluminium plastic composite material, extract the method for aluminium
Arjomandi et al. Investigation on the Ultrasonic Nozzle Parameters Affecting Physical Properties of Tomato Powder
KR100691504B1 (en) The recycle energy combustor that produce fuel for burning with heat of combustion
TWI574818B (en) The method of controlling the surface smoothness of the plastic added to the plant fiber during injection molding
JP2009098528A5 (en)
JP2009165412A (en) Method for producing rice powder, and rice powder produced by the same