Title:
METHOD FOR SCRIBING FRAGILE MATERIAL SUBSTRATE
Document Type and Number:
WIPO Patent Application WO/2023/054122
Kind Code:
A1
Abstract:
Provided is a method for scribing a fragile material substrate, whereby it becomes possible to prolong the life of diamond that scribes the fragile material substrate. A liquid containing a volatile solvent and a polymeric compound is applied onto a fragile material substrate G along a scheduled scribing line L, a point P comprising diamond of a scribing tool 1 is pressed onto the scheduled scribing line L, and the fragile material substrate G and the scribing tool 1 are moved relatively to each other to scribe the fragile material substrate G.
Inventors:
MATSUBUSHI TAISEI (JP)
NAKAJIMA MASAO (JP)
NAKAJIMA MASAO (JP)
Application Number:
PCT/JP2022/035206
Publication Date:
April 06, 2023
Filing Date:
September 21, 2022
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
B28D5/00; B26F3/00; C03B33/027; C03B33/037
Foreign References:
| JP2003100213A | 2003-04-04 | |||
| JPH09295821A | 1997-11-18 | |||
| JPH08157236A | 1996-06-18 | |||
| JP2017065245A | 2017-04-06 |
Attorney, Agent or Firm:
YANO INTERNATIONAL PATENT ATTORNEYS OFFICE, P.C. (JP)
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