Plastic and nonmetallic article shaping or treating: processes – With step of cleaning – polishing – or preconditioning...
Patent
1988-12-22
1989-10-24
Silbaugh, Jan H.
Plastic and nonmetallic article shaping or treating: processes
With step of cleaning, polishing, or preconditioning...
264 13, 264106, 264107, 264219, 427155, 427156, B29C 4336
Patent
active
048760420
ABSTRACT:
A reproducible molding die including a base structure having an unevenness pattern, and a cleaning layer disposed on the surface of the base structure having the unevenness pattern, wherein the cleaning layer is removable while substantially retaining the unevenness pattern of the base structure. By using above-mentioned molding die, a possible molding residue left in a molding step can easily be removed together with the cleaning layer.
REFERENCES:
patent: 4297312 (1981-10-01), Carroll et al.
patent: 4408319 (1983-10-01), Tsunoda et al.
patent: 4482511 (1984-11-01), Komatsubara
Hiraoka Mizuho
Imataki Hiroyuki
Satoh Tetsuya
Tamura Tomoyuki
Canon Kabushiki Kaisha
Krisch Nick
Silbaugh Jan H.
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