Compositions – Heat or sound insulating
Reexamination Certificate
2006-12-19
2006-12-19
Koslow, C. Melissa (Department: 1755)
Compositions
Heat or sound insulating
C428S293400, C501S099000, C501S095100, C501S095200
Reexamination Certificate
active
07150837
ABSTRACT:
Insulation materials suited to high temperature applications, such as the insulation of furnaces, are formed from a mixture of pitch carbon fibers, such as isotropic pitch carbon fibers, and a binder comprising a solution of sugar in water. The sugar solution is preferably at a concentration of from 20–60% sucrose to yield a low density material having high flexural strength and low thermal conductivity when carbonized to a temperature of about 1800° C.
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Chang Ching-Feng
Chiu Charles C.
Lewis Irwin Charles
Cartiglia James R.
Koslow C. Melissa
UCAR Carbon Company Inc.
Waddey & Patterson
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