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Patent Searching and Data


Title:
LUBRICANT COMPOSITION FOR ENTRY BOARD USED FOR PRINTED CIRCUIT BOARD DRILLING
Document Type and Number:
Japanese Patent JP2009275142
Kind Code:
A
Abstract:

To provide a lubricant that is optimal for an entry board used for printed circuit board drilling and to provide an entry board coated with the lubricant.

The lubricant composition used for printed circuit board drilling comprises as a component (A) a water-insoluble copolymerization product of vinylpyrrolidone and as a component (B) a compound represented by formula (1) wherein X denotes a residue of an amine compound having three or more active hydrogens from which active hydrogen atoms are excluded; m denotes a number of 3 or more; and n denotes a number of 5-200.


Inventors:
NAMIKI NAOTO
TAKADA MASAHIRO
Application Number:
JP2008128747A
Publication Date:
November 26, 2009
Filing Date:
May 15, 2008
Export Citation:
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Assignee:
ADEKA CORP
International Classes:
C10M149/00; C10M149/10; C10M149/12; C10N20/04; C10N30/00; C10N40/00; C10N40/24
Attorney, Agent or Firm:
Michiharu Soga
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Kazuhiro Oyaku