Title: Strippable solder mask
Application Number: 85103290 Application Date: 1985.04.30
Publication Number: 1004471 Publication Date: 1986.10.29
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C09D3/74,C09D5/20
Applicant(s) Name: Electro Materials Corp., of America (US) 605 Cente Address:
Inventor(s) Name: Frank St. John
Attorney & Agent: LUO HONG WU DAJIAN
Abstract:
     The invention concerns a composition of strippable solder mask.It comprises a blend of vinyl resin,microcrystalline wax, and sdvent.When used as coating film,it provides a temporary mask at the location selected for the circuit before exposing to the solder.The solder mask can be casily stripped off.
Time: 4
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