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2 030 359

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C1

(51)

IPC

(21) (22)

Application

4884638/26, 1990-09-21

(22)

Actual filing date

1990-09-21

(45)

Published

1995-03-10

(72)

Inventor

Ignat'Eva Eh.K.Zgadzaj Eh.A.Galakova N.G.

(73)

Holder

Kazanskij Nauchno-Issledovatel'Skij Tekhnologicheskij I Proektnyj Institut Khimiko-Fotograficheskoj Promyshlennosti Proizvodstvennogo Ob"EdinenijaMogilevskoe Proizvodstvennoe Ob"Edinenie

CYCLIC BORONPHOSPHORIC ACID - A REAGENT FOR SYNTHESIS OF POLYMERIC SUBSTANCES, AND A METHOD OF ITS SYNTHESIS Russian patent published in 1995 - IPC

Abstract RU 2030359 C1

FIELD: chemical technology. SUBSTANCE: product: formula is given in description. Reagents - boric and phosphoric acids taken at equivalent ratio. Interaction is carried out in the medium of aromatic hydrocarbons at 80-90 C, and water formed is removed. Yield is 98-99%. Product is used for synthesis of polymeric compounds. EFFECT: improved method of synthesis. 3 cl

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RU 2 030 359 C1

Authors

Ignat'Eva Eh.K.

Zgadzaj Eh.A.

Galakova N.G.

Dates

1995-03-10—Published

1990-09-21—Filed

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