Title:
METHOD FOR COATING CELLULAR PHONE CASE WITH COLOR BLACK
Document Type and Number:
WIPO Patent Application WO/2013/137520
Kind Code:
A1
Abstract:
The present invention relates to a method for coating with the color black comprising; a step for immersing the object to be coated in a cleaning solution and cleaning via ultrasonic cleaning; an etching step for simultaneously surface cleaning and activating by means of Ar, while in a vibrating state after insertion into a chamber; an interlayer coating step for coating a chrome layer, which is an interlayer, by means of a chrome target using the sputtering process; and an amorphous carbon layer coating step for coating an amorphous carbon layer by injecting acetylene gas and by means of a linear ion source, while, at the same time, sputtering by means of the chrome target. The present invention provides the color black conforming to the tastes of users, and has the significant benefit of having enhanced hardness, smoothness and durability.
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Inventors:
YU HEUNG SANG (KR)
Application Number:
PCT/KR2012/005010
Publication Date:
September 19, 2013
Filing Date:
June 25, 2012
Export Citation:
Assignee:
YU HEUNG SANG (KR)
International Classes:
C23C14/34; C23C14/02; C23C28/00
Foreign References:
| KR20090073525A | 2009-07-03 | |||
| JPH11214885A | 1999-08-06 | |||
| KR100765630B1 | 2007-10-09 | |||
| JP2004010923A | 2004-01-15 | |||
| KR950004779B1 | 1995-05-10 |
Attorney, Agent or Firm:
KIM, Seok Kea (KR)
김석계 (KR)
김석계 (KR)
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