INORGANIC MATERIAL WORKING METHOD
PROBLEM TO BE SOLVED: To provide an inorganic material working method and an inorganic material working device capable of working very fine and uniform deep grooves. SOLUTION: The inorganic material working method includes a step (A) in which continuous cracks are generated in a substrate formed of...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
22.03.2007
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Subjects | |
Online Access | Get full text |
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Summary: | PROBLEM TO BE SOLVED: To provide an inorganic material working method and an inorganic material working device capable of working very fine and uniform deep grooves. SOLUTION: The inorganic material working method includes a step (A) in which continuous cracks are generated in a substrate formed of an inorganic material by irradiation with pulse laser beams so that a part of the irradiation range for each pulse overlaps each other, and a degenerated area is formed in peripheral parts of the cracks, and a step (B) of etching the degenerated area. COPYRIGHT: (C)2007,JPO&INPIT |
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Bibliography: | Application Number: JP20050255461 |