RO102641A2 - Purification method of 2-acrylamido-2-methylpropane-1-sulphonic monomer acid - Google Patents

Purification method of 2-acrylamido-2-methylpropane-1-sulphonic monomer acid

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Publication number
RO102641A2
RO102641A2 RO1988133954A RO13395488A RO102641A2 RO 102641 A2 RO102641 A2 RO 102641A2 RO 1988133954 A RO1988133954 A RO 1988133954A RO 13395488 A RO13395488 A RO 13395488A RO 102641 A2 RO102641 A2 RO 102641A2
Authority
RO
Romania
Prior art keywords
methylpropane
acrylamido
purification method
monomer acid
acid
Prior art date
Application number
RO1988133954A
Other languages
Romanian (ro)
Other versions
RO102641B1 (en
Inventor
Ro Dragan Demetra
Ro Carpov Adrian
Original Assignee
Institutul De Chimie Macromoleculara "Petru Poni", Iasi, Ro
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Institutul De Chimie Macromoleculara "Petru Poni", Iasi, Ro filed Critical Institutul De Chimie Macromoleculara "Petru Poni", Iasi, Ro
Priority to RO133954A priority Critical patent/RO102641B1/en
Publication of RO102641A2 publication Critical patent/RO102641A2/en
Publication of RO102641B1 publication Critical patent/RO102641B1/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

The process comprises washing 2-methyl propane-1-sulphonic acid in two or three stages with acetic acid. The mix ratio of the acetic acid and the monomer is 2.0 to 1. The process removes the sulphuric acid impurity.
RO133954A 1988-06-13 1988-06-13 Purification method of 2-acrylamido-2-methylpropane-1-sulphonic monomer acid RO102641B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO133954A RO102641B1 (en) 1988-06-13 1988-06-13 Purification method of 2-acrylamido-2-methylpropane-1-sulphonic monomer acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO133954A RO102641B1 (en) 1988-06-13 1988-06-13 Purification method of 2-acrylamido-2-methylpropane-1-sulphonic monomer acid

Publications (2)

Publication Number Publication Date
RO102641A2 true RO102641A2 (en) 1991-09-24
RO102641B1 RO102641B1 (en) 1991-11-29

Family

ID=20121886

Family Applications (1)

Application Number Title Priority Date Filing Date
RO133954A RO102641B1 (en) 1988-06-13 1988-06-13 Purification method of 2-acrylamido-2-methylpropane-1-sulphonic monomer acid

Country Status (1)

Country Link
RO (1) RO102641B1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102452965A (en) * 2010-10-22 2012-05-16 中国石油化工股份有限公司 Method for removing polymerization inhibitor in AMPS (2-acrylamide-2-methyl propanesulfonic acid) raw material
CN102952051A (en) * 2011-08-30 2013-03-06 中国石油化工股份有限公司 2-acrylamide-2-methylpropanesulfonic acid (AMPS) and refining method thereof
CN102952050A (en) * 2011-08-30 2013-03-06 中国石油化工股份有限公司 2-acrylamide-2-methylpropanesulfonic acid (AMPS) and refining method thereof
CN103664708A (en) * 2012-09-07 2014-03-26 中国石油化工股份有限公司 Refining method of 2-acrylamidyl-2-methul propanesulfonic acid coarse product and product thereof
EP3023413B1 (en) 2013-06-06 2019-07-03 Mei, Longyi Method for purifying acrylamide alkyl sulfonic acid

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102452965A (en) * 2010-10-22 2012-05-16 中国石油化工股份有限公司 Method for removing polymerization inhibitor in AMPS (2-acrylamide-2-methyl propanesulfonic acid) raw material
CN102452965B (en) * 2010-10-22 2013-08-14 中国石油化工股份有限公司 Method for removing polymerization inhibitor in AMPS (2-acrylamide-2-methyl propanesulfonic acid) raw material
CN102952051A (en) * 2011-08-30 2013-03-06 中国石油化工股份有限公司 2-acrylamide-2-methylpropanesulfonic acid (AMPS) and refining method thereof
CN102952050A (en) * 2011-08-30 2013-03-06 中国石油化工股份有限公司 2-acrylamide-2-methylpropanesulfonic acid (AMPS) and refining method thereof
CN103664708A (en) * 2012-09-07 2014-03-26 中国石油化工股份有限公司 Refining method of 2-acrylamidyl-2-methul propanesulfonic acid coarse product and product thereof
CN103664708B (en) * 2012-09-07 2016-05-25 中国石油化工股份有限公司 Process for purification of the thick product of a kind of 2-acrylamide-2-methylpro panesulfonic acid and products thereof
EP3023413B1 (en) 2013-06-06 2019-07-03 Mei, Longyi Method for purifying acrylamide alkyl sulfonic acid

Also Published As

Publication number Publication date
RO102641B1 (en) 1991-11-29

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