Production method of mold having recessed pattern, and manufacturing method of pattern sheet
AssigneeFUJIFILM Corporation
InventorsShotaro Ogawa, Toshihiro Usa, Kenichiro Tamaki
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Abstract
Provided are a production method of a mold having a recessed pattern, and a manufacturing method of a pattern sheet having good accuracy and excellent productivity. The production method of a mold includes: a step of preparing an electroform having a protruding pattern and a mold having a first mold and a second mold forming a cavity; a step of fixing the electroform excluding an end portion of the electroform to the first mold; a clamping step of clamping the electroform excluding the end portion of the electroform and a region of the protruding pattern between the first mold and the second mold to form the cavity; and an injection step of filling the cavity with a resin.
Claims9
A production method of a mold having a recessed pattern, the method comprising:
- a step of preparing an electroform having a protruding pattern and a mold having a first mold and a second mold;
- a step of fixing the electroform excluding an end portion of the electroform to the first mold;
- a clamping step of clamping the first mold and the second mold to form a cavity, wherein the electroform excluding the end portion of the electroform and a region of the protruding pattern is clamped between the first mold and the second mold;
- and
- an injection step of filling the cavity with a resin.
Dependencies are inferred from the claim text.