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2 100 305

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C1

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IPC

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Application

4878081/04, 1990-10-29

(22)

Actual filing date

1990-10-29

(45)

Published

1997-12-27

(72)

Inventor

Babaev Sh.T.Jusupov R.K.Kozlovskij A.I.Kozlovskij R.A.Nagornova N.A.

(73)

Holder

Vserossijskij Federal'Nyj Nauchno-Issledovatel'Skij I Proektno-Konstruktorskij Tekhnologicheskij Institut Stroitel'Noj Industrii

COMPLEX ADDITION FOR CONCRETE MIXTURE Russian patent published in 1997 - IPC

Abstract RU 2100305 C1

FIELD: building materials. SUBSTANCE: complex addition has the following components, wt.-%: sodium salt of sulfonated product of waste condensation product from phenol production with formaldehyde, 17.0-79.7; sodium sulfate, 10-30; lignosulfonates, 10-30; polyether or polyorganosiloxane, 0.3-3.0. Concrete mixture obtained by addition of complex addition at amount 0.1-5.0% has cone setting 4 cm, mechanical strength of concrete is 25.2 MPa, hardiness is 800 cycles. EFFECT: improved quality and property. 2 tbl

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RU 2 100 305 C1

Authors

Babaev Sh.T.

Jusupov R.K.

Kozlovskij A.I.

Kozlovskij R.A.

Nagornova N.A.

Dates

1997-12-27—Published

1990-10-29—Filed

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