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1 828 111

(13)

A1

(51)

IPC

(21) (22)

Application

4720157/05, 1989-07-14

(22)

Actual filing date

1989-07-14

(45)

Published

1995-04-30

(72)

Inventor

Bykova Eh.V.Korshunova G.Kh.

METHOD TO PRODUCE EPOXY-URETHANE FOAM-PLASTIC Russian patent published in 1995 - IPC

Abstract SU 1828111 A1

FIELD: instrument-making industry. SUBSTANCE: in process of foam-material production, azobisisobutyronitrile is preliminary mixed with water in mass ratio of 1:1 with total amount of mixture of azobisisobutyronitrile with water of 0.60 - 0.72 mass % per each 100 mass % of mixture of 2.4- toluylenediisocyanate, diethyleneglycolurethane and epoxide-diane resin. EFFECT: method is used in instrument-making industry. 1 tbl

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SU 1 828 111 A1

Authors

Bykova Eh.V.

Korshunova G.Kh.

Dates

1995-04-30—Published

1989-07-14—Filed

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