POLYMERIC COMPOSITION Russian patent published in 1997 - IPC

Abstract RU 2078104 C1

FIELD: polymeric materials. SUBSTANCE: polymeric composition has, wt. -%: novolacs phenolformaldehyde resin, 25.89-43.2; urotropin, 4.5-6.6; wood flour, 18.21-43.23; ocher, 5.87-36.6; hardening accelerating agent, 0.5-4.0; and lubricant, 0.6-2.0. Composition is rolled on rollers at working roller temperature 70-90 C and at no-load roller temperature 110-130 C. Rolled material is crushed and ground. Heat stability of composition is 191.7-221 C. EFFECT: enhanced dielectric property and heat stability. 2 tbl

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RU 2 078 104 C1

Authors

Zherebtsov I.P.

Voroshilova T.M.

Baljatina E.V.

Kumskov V.N.

Dates

1997-04-27—Published

1995-05-12—Filed