Heat insulating articles

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1978-12-01

1980-07-15

Beck, Shrive P.

Stock material or miscellaneous articles

Composite

Of silicon containing

10628711, 10628712, 10628714, 10628716, 174137A, 252 62, 427255, 427314, 427387, 427421, 427428, 427430, 428920, B32, B05D 302

Patent

active

042129257

ABSTRACT:
This invention relates to a process for improving heat insulating articles containing silicon dioxide having a surface area of at least 50 m.sup.2 /g, opacifiers and, if desired, inorganic fibers which comprises treating the surface of the insulating articles with at least one organosilicon compound containing from 1 to 4 silicon atoms to render the same hydrophobic.

REFERENCES:
patent: 3296153 (1967-01-01), Snogren
patent: 3318844 (1967-05-01), Krantz
patent: 3944702 (1976-03-01), Clark
patent: 4112179 (1978-09-01), Maccalous et al.

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