Masking tape
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United States of America Patent
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-
Feb 2, 1999
Issued Date -
N/A
app pub date -
Nov 6, 1995
filing date -
May 26, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A masking tape for preventing the formation of coatings such as nickel aluminide on localized areas of a surface is formed from a tape comprising a first separating layer containing powdered metal oxide and a polytetrafluoroethylene binder; a second brazing alloy layer comprising a metal selected from the group consisting of brazing alloy, nickel, cobalt, iron, mixtures thereof, and alloys thereof in a fibrillated polytetrafluoroethylene binder; and an optional third layer comprising a powdered metal selected from the group consisting of nickel, cobalt, and iron in a fibrillated polytetrafluoroethylene binder.
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