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Patent Searching and Data


Title:
TONER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE
Document Type and Number:
WIPO Patent Application WO/2019/151592
Kind Code:
A1
Abstract:
A toner for developing an electrostatic latent image includes a plurality of toner particles. Each of the plurality of toner particles includes an additive attached to a surface of the particle, such that, when the plurality of toner particles are measured by X-ray fluorescence (XRF) spectrometry, an X-ray fluorescence intensity of lanthanum [La] (unit: kcps) and an X-ray fluorescence intensity of strontium [Sr] (unit: kcps) measured by the XRF spectrometry of the toner satisfy the following conditions (1) and (2): 0.2 kcps < [La] < 2 kcps (1), and 100 kcps < [Sr] < 800 kcps (2).

Inventors:
YOON, Se Young (1406-2101, 19 Dongtandaerosibeom-gil,,Hwaseong-si, Gyeonggi-do, 18477, KR)
SHIN, Yo Da (103-1401, 21 Jeongjacheon-ro 188beon-gil,,Jangan-gu, Suwon-si, Gyeonggi-do, 16315, KR)
JUNG, Woo Chul (102-703, 32 Taejang-ro 82beon-gil,,Yeongtong-gu, Suwon-si, Gyeonggi-do, 16687, KR)
Application Number:
KR2018/008449
Publication Date:
August 08, 2019
Filing Date:
July 26, 2018
Export Citation:
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Assignee:
HP PRINTING KOREA CO., LTD. (129 Samsung-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do, 16677, KR)
International Classes:
G03G9/093; G03G9/087; G03G9/09; G03G15/08
Foreign References:
US20110159427A12011-06-30
US20140234766A12014-08-21
US20080056786A12008-03-06
US20130236824A12013-09-12
US20170131648A12017-05-11
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (12F Daelim Acrotel, 13 Eonju-ro 30-gil,Gangnam-gu, Seoul, 06292, KR)
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