Title:
LUBRICANT FOR BOARD DRILLING AND LUBRICATING SHEET FOR BOARD DRILLING
Document Type and Number:
Japanese Patent JP2003225814
Kind Code:
A
Abstract:
To provide a lubricant for board drilling and a lubricating sheet for board drilling using the lubricant superior in adhesion to a board and water solubility, exhibiting favorable lubricating performance and preventing a warp or a crack when formed into the lubricating sheet.
The lubricant for board drilling contains a vinyl pyrrolidone copolymer as a mandatory component. The lubricating sheet for board drilling is provided with a lubricating layer formed by the lubricant.
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Inventors:
WAKAO NORIHIRO
Application Number:
JP2002026145A
Publication Date:
August 12, 2003
Filing Date:
February 01, 2002
Export Citation:
Assignee:
NIPPON CATALYTIC CHEM IND
International Classes:
B23B41/00; B23B47/00; B23B47/32; C10M107/42; C10M129/08; C10M129/44; C10M145/24; H05K3/00; B26D7/08; C10N40/22; (IPC1-7): B23B41/00; B23B47/00; C10M107/42; C10M129/08; C10M129/44; C10M145/24; H05K3/00
Attorney, Agent or Firm:
Takehiko Matsumoto