RU2002127284A - METHOD FOR CLEANING STYROL FROM INHIBITOR AND MOISTURE - Google Patents

METHOD FOR CLEANING STYROL FROM INHIBITOR AND MOISTURE

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Publication number
RU2002127284A
RU2002127284A RU2002127284/04A RU2002127284A RU2002127284A RU 2002127284 A RU2002127284 A RU 2002127284A RU 2002127284/04 A RU2002127284/04 A RU 2002127284/04A RU 2002127284 A RU2002127284 A RU 2002127284A RU 2002127284 A RU2002127284 A RU 2002127284A
Authority
RU
Russia
Prior art keywords
inhibitor
moisture
styrol
cleaning
styrene
Prior art date
Application number
RU2002127284/04A
Other languages
Russian (ru)
Other versions
RU2229472C1 (en
Inventor
Виктор Иванович Аксёнов
Наталья Александровна Головина
Антонина Дмитриевна Соколова
Валентина Петровна Зиборова
Валерий Сергеевич Ряховский
Владимир Анатольевич Беликов
Original Assignee
Открытое акционерное общество "Ефремовский завод синтетического каучука"
Filing date
Publication date
Application filed by Открытое акционерное общество "Ефремовский завод синтетического каучука" filed Critical Открытое акционерное общество "Ефремовский завод синтетического каучука"
Priority to RU2002127284/04A priority Critical patent/RU2229472C1/en
Priority claimed from RU2002127284/04A external-priority patent/RU2229472C1/en
Publication of RU2002127284A publication Critical patent/RU2002127284A/en
Application granted granted Critical
Publication of RU2229472C1 publication Critical patent/RU2229472C1/en

Links

Claims (1)

Способ очистки стирола от ингибитора и влаги путем адсорбции, отличающийся тем, что процесс проводят с использованием активированного оксида алюминия с временем контакта в пределах 1-12 ч при температуре от минус 5 до 10°С 20-80 мас.% раствора стирола в ароматическом или алифатическом растворителе из расчета массового отношения раствор стирола:адсорбент в пределах от 5:1 до 10:1 с последующей многоразовой регенерацией оксида алюминия от 1 до 30 циклов.A method of purifying styrene from an inhibitor and moisture by adsorption, characterized in that the process is carried out using activated alumina with a contact time of 1-12 hours at a temperature of minus 5 to 10 ° C of 20-80 wt.% Styrene solution in aromatic or aliphatic solvent based on the mass ratio of styrene solution: adsorbent in the range from 5: 1 to 10: 1, followed by repeated regeneration of alumina from 1 to 30 cycles.
RU2002127284/04A 2002-10-11 2002-10-11 Method of treating styrene to remove inhibitor and moisture RU2229472C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2002127284/04A RU2229472C1 (en) 2002-10-11 2002-10-11 Method of treating styrene to remove inhibitor and moisture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2002127284/04A RU2229472C1 (en) 2002-10-11 2002-10-11 Method of treating styrene to remove inhibitor and moisture

Publications (2)

Publication Number Publication Date
RU2002127284A true RU2002127284A (en) 2004-04-27
RU2229472C1 RU2229472C1 (en) 2004-05-27

Family

ID=32679053

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2002127284/04A RU2229472C1 (en) 2002-10-11 2002-10-11 Method of treating styrene to remove inhibitor and moisture

Country Status (1)

Country Link
RU (1) RU2229472C1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2536044C2 (en) * 2009-07-17 2014-12-20 ДжиТиСи ТЕКНОЛОДЖИ ЮЭс, ЭлЭлСи Methods of removing coloured and sulphur-containing admixtures from flows of hydrocarbons

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103922881A (en) * 2014-04-21 2014-07-16 江苏赛宝龙石化有限公司 Styrene polymerization inhibitor removing tower

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2536044C2 (en) * 2009-07-17 2014-12-20 ДжиТиСи ТЕКНОЛОДЖИ ЮЭс, ЭлЭлСи Methods of removing coloured and sulphur-containing admixtures from flows of hydrocarbons

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