Field grading material

Details Field grading material Field grading material

2011-01-11

2011-01-11

Choi, Ling-Siu (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C257S659000

Reexamination Certificate

active

07868079

ABSTRACT:
A field grading material including a polymeric matrix provided with a filler. The filler includes a field grading effective amount of particles having at least one dimension smaller than or equal to 100 nm. A device including the field grading material for grading an electric field in high-voltage applications and a method for grading an electric field at a joint or termination of an electric power cable using the field grading material.

REFERENCES:
patent: 6228904 (2001-05-01), Yadav et al.
patent: 2002/0070428 (2002-06-01), Bernhoff et al.
patent: 1188779 (1998-07-01), None
patent: 10116702 (1998-05-01), None
patent: WO 20042034409 (2004-04-01), None
U.S. Appl. No. 60/415,187, filed Nov. 19, 2003, Nelson.
Carina Önneby et al.; Electrical Properties of Field Grading Materials Influenced by the Silicon Carbide Grain Size; IEEE 7thInternational Conference on Solid Dielectrics; Jun. 2001; pp. 43-45; Eindhoven The Netherlands.

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