COMPOSITIONS FOR PREPARING HIGH-DENSITY MASTICS Russian patent published in 2002 - IPC

Abstract RU 2181368 C2

FIELD: manufacture of building materials. SUBSTANCE: invention provides building mastics for use in elevated radiation zones, which contain, wt %: resorcinol- formaldehyde resin 16.04-18.07, paraformaldehyde 2.17-2.44, optical glass production waste 72.17- 74.56, and, additionally, lead oxide 6.63-6.92. EFFECT: increased average density and gamma-radiation decrease factor in mastics. 2 tbl, 3 ex

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RU 2 181 368 C2

Authors

Vtorov B.B.

Proshin A.P.

Solomatov V.I.

Dates

2002-04-20—Published

2000-04-17—Filed