METHOD FOR MANUFACTURING SURFACE-TREATED GAS-PHASE-PROCESS SILICA PARTICLE, SURFACE-TREATED GAS-PHASE-PROCESS SILICA PARTICLE, AND TONER EXTERNAL ADDITIVE FOR ELECTROSTATIC CHARGE IMAGE DEVELOPMENT
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Apr 11, 2024
app pub date -
Dec 22, 2021
filing date -
Dec 22, 2021
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A method for manufacturing a surface-treated gas-phase-process silica particle, the method including steps of: adding 1,3-divinyl-1,1,3,3-tetramethyldisilazane to a raw material gas-phase-process silica particle and introducing a vinyldimethylsilyl group on a surface of the raw material gas-phase-process silica particle to obtain a preliminarily treated silica particle; and adding hexamethyldisilazane to the preliminarily treated silica particle and introducing a trimethylsilyl group on a surface of the preliminarily treated silica particle to obtain a surface-treated gas-phase-process silica particle.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully