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2 621 344

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(51)

IPC

C07D317/12(2006-01-01)

(21) (22)

Application

2016129090, 2016-07-15

(24)

Start date

2016-07-15

(22)

Actual filing date

2016-07-15

(45)

Published

2017-06-02

(72)

Inventor

Zlotskij Semen SolomonovichKrasko Svetlana AnatolevnaMikhajlova Natalya NikolaevnaRaskildina Gulnara ZinurovnaNizaeva Elina RamilevnaKhamzin Yunir AzamatovichDavletshin Artur RaisovichShiriyazdanov Rishat RifkatovichTelyashev Elshad Gumerovich

(73)

Holder

Federalnoe Gosudarstvennoe Byudzhetnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Gosudarstvennyj Neftyanoj Tekhnicheskij Universitet"

METHOD OF PRODUCING CYCLIC ACETALS Russian patent published in 2017 - IPC C07D317/12

Abstract RU 2621344 C1

FIELD: chemistry.

SUBSTANCE: process of condensation is carried out with aldehydes glycol of various buildings in supercritical conditions at a temperature of 390°C and a pressure of 300 atmospheres in the presence of the following components, wt %: ethylene glycol 87.4; butyric (isobutyric) aldehyde 12.6; or ethylene glycol 84 benzaldehyde 16.

EFFECT: increase in output as well as quality of the end product.

1 dwg,1 tbl, 1 ex

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RU 2 621 344 C1

Authors

Zlotskij Semen Solomonovich

Krasko Svetlana Anatolevna

Mikhajlova Natalya Nikolaevna

Raskildina Gulnara Zinurovna

Nizaeva Elina Ramilevna

Khamzin Yunir Azamatovich

Davletshin Artur Raisovich

Shiriyazdanov Rishat Rifkatovich

Telyashev Elshad Gumerovich

Dates

2017-06-02—Published

2016-07-15—Filed