ガラスフィルタ - Shinobi Research Institute, Inc.

Title:

ガラスフィルタ

Document Type and Number:

Japanese Patent JP7117174

Kind Code:

B2

Abstract:

To provide a glass filter which has high collection efficiency and has improved filter performance in the glass filter provided with a main filtration layer having a basis weight of 30 g/mor less.SOLUTION: A glass filter includes a main filtration layer which contains glass fiber as constituent fiber and has a basis weight of 30 g/mor less. Therein, the main filtration layer includes a fine glass fiber of which an average fiber diameter is 0.50 μm or less and a thick glass fiber of which an average fiber diameter is larger than that of the fine glass fiber and a percentage of mass of the fine glass fiber occupying in mass of the fine glass fiber and the thick glass fiber is larger than 40 mass%.SELECTED DRAWING: None

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Inventors:

▲高▼嶋文人
Takahiro Tomioka

Application Number:

JP2018119889A

Publication Date:

August 12, 2022

Filing Date:

June 25, 2018

Export Citation:

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