Powdered epoxy composition

Details Powdered epoxy composition Powdered epoxy composition

2005-05-31

2005-05-31

Feely, Michael J. (Department: 1712)

Coating processes

Electrical product produced

Motor stator or core for winding

C427S386000, C523S400000, C525S523000, C525S534000, C310S179000

Reexamination Certificate

active

06899917

ABSTRACT:
The present invention provides for a powdered epoxy composition particularly well suited for coating electrical windings. The composition comprises (a) from about 30 to 40 wt % of at least one crystalline epoxy; (b) from about 10 to 40 wt % of at least one phenolic resole resin; and (c) from about 1 to 40 wt % of at least one multifunctional branched hindered phenol, wherein all weight percentages are based on the total weight of said composition.

REFERENCES:
patent: 4367318 (1983-01-01), Ishimura
patent: 5418265 (1995-05-01), Matsuzaki et al.
patent: 5708039 (1998-01-01), Daly et al.
patent: 5747565 (1998-05-01), Ono et al.
patent: 6344155 (2002-02-01), Kitahara et al.
patent: 0943639 (1999-09-01), None
patent: 07-258384 (1995-10-01), None
patent: 11-172075 (1999-06-01), None
patent: 2000 273282 (2000-10-01), None
Caplus, Abstract of JP 2000273282, 2000.

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