Manufacturing method of water-cover type transparent keyboard

Details Manufacturing method of water-cover type transparent keyboard Manufacturing method of water-cover type transparent keyboard

1998-06-23

1999-04-13

Pianalto, Bernard

Coating processes

Direct application of electrical, magnetic, wave, or...

Pretreatment of substrate or post-treatment of coated substrate

427258, 427353, 427370, 4273855, 4274071, 427421, 4274301, 427596, B05D 300

Patent

active

058940391

ABSTRACT:
A manufacturing method of water-covering type transparent keyboard comprises the steps of preparing the main body of silicone rubber keyboard, surface printing and coating, polyurethane layer coating, polyvinylalcohol thin film dipping, water rinsing, laser engraving text and graph forming, and polyurethane protective layer coating to form a water-covering keyboard. The water-covering type transparent keyboard according to the present invention can realize the effect of softness and good coherence.

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