Title:
シリカゾルの製造方法
Document Type and Number:
Japanese Patent JP6854683
Kind Code:
B2
Abstract:
Provided is a method for producing a silica sol. A gel-like material cannot be generated and highly associated silica particles can be obtained. A method for producing a silica sol comprises a step of making a reaction liquid by mixing liquid (A) comprising an alkaline catalyst, water, a first organic solvent and silica particles for association with liquid (B) comprising at least one of tetramethoxysilane and a condensate thereof and a second organic solvent, wherein during the mixing, an addition rate of the liquid (B) is 8.5×10−4 to 5.6×10−3 (mol of silicon atoms in liquid (B)/mol of water in liquid (A)) per minute.
Inventors:
Ashi High Keishi
Application Number:
JP2017067969A
Publication Date:
April 07, 2021
Filing Date:
March 30, 2017
Export Citation:
Assignee:
Fujimi Incorporated Co., Ltd.
International Classes:
C01B33/141; C08G77/02
Domestic Patent References:
| JP6048720A | ||||
| JP2243508A |
Attorney, Agent or Firm:
Hatta International Patent Corporation