BINDER Russian patent published in 1995 - IPC

Abstract RU 2041864 C1

FIELD: building materials. SUBSTANCE: binder has zeolite rock which is impregnated preliminary with 40% ammonium sulfate solution and thermotreated at 400-600 C. Phosphogypsum is used as gypsum-containing component at the following ratio of components, wt.-% lime 20.0; thermotreated zeolite rock 73-77; phosphogypsum 3-7. Compression strength of sample is up to 33.1 MPa after stimming and up to 35.6 MPa after 28 days of stimming. EFFECT: enhanced quality of binder. 2 tbl

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RU 2 041 864 C1

Authors

Jakimechko Jaroslav Bogdanovich[Ua]

Ferents Nadezhda Aleksandrovna[Ua]

Dates

1995-08-20—Published

1992-07-07—Filed