BR7700949A - Aperfeicoamento em processo para purificacao de solucoes aquosas de acrilamida - Google Patents

Aperfeicoamento em processo para purificacao de solucoes aquosas de acrilamida

Info

Publication number
BR7700949A
BR7700949A BR7700949A BR7700949A BR7700949A BR 7700949 A BR7700949 A BR 7700949A BR 7700949 A BR7700949 A BR 7700949A BR 7700949 A BR7700949 A BR 7700949A BR 7700949 A BR7700949 A BR 7700949A
Authority
BR
Brazil
Prior art keywords
purification
improvement
aqueous acrylamide
acrylamide solutions
solutions
Prior art date
Application number
BR7700949A
Other languages
English (en)
Inventor
S Asano
J Mikami
K Hirakawa
M Matsumura
Original Assignee
Mitsui Toatsu Chemicals
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 Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of BR7700949A publication Critical patent/BR7700949A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C233/00—Carboxylic acid amides
    • C07C233/01—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C233/02—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
    • C07C233/09—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with carbon atoms of carboxamide groups bound to carbon atoms of an acyclic unsaturated carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR7700949A 1976-02-17 1977-02-16 Aperfeicoamento em processo para purificacao de solucoes aquosas de acrilamida BR7700949A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1548076A JPS52100418A (en) 1976-02-17 1976-02-17 Purification of acrylamide aqueous solution

Publications (1)

Publication Number Publication Date
BR7700949A true BR7700949A (pt) 1977-10-18

Family

ID=11889945

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7700949A BR7700949A (pt) 1976-02-17 1977-02-16 Aperfeicoamento em processo para purificacao de solucoes aquosas de acrilamida

Country Status (16)

Country Link
US (1) US4108893A (pt)
JP (1) JPS52100418A (pt)
AT (1) AT347914B (pt)
AU (1) AU507698B2 (pt)
BR (1) BR7700949A (pt)
CS (1) CS192477B2 (pt)
DD (1) DD129646A5 (pt)
DE (1) DE2703935C2 (pt)
FI (1) FI67843C (pt)
FR (1) FR2341558A1 (pt)
GB (1) GB1539705A (pt)
HU (1) HU178305B (pt)
IT (1) IT1075556B (pt)
NL (1) NL7701563A (pt)
SU (1) SU703015A3 (pt)
ZA (1) ZA77275B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55157543A (en) * 1979-05-28 1980-12-08 Mitsui Toatsu Chem Inc Purification of aqueous solution of acrylamide
GB2059952B (en) * 1979-09-13 1983-07-20 Mitsui Toatsu Chemicals Purifying aqueous acrylamide solutions
US4381977A (en) 1980-04-01 1983-05-03 The Standard Oil Company Electrochemical maintenance of optimum catalytic activity in copper-catalyzed nitrile hydrolysis processes
US4313803A (en) * 1980-04-01 1982-02-02 The Standard Oil Company Electrochemical maintenance of optimum catalytic activity in copper-catalyzed nitrile hydrolysis processes
JPS577452A (en) * 1980-06-18 1982-01-14 Mitsui Toatsu Chem Inc Purification of aqueous acrylamide
US20120060832A1 (en) * 2004-11-24 2012-03-15 Dedini Sia Industrias De Base Process for producing granulated refined sugar from sugar cane juice
JP2008247979A (ja) * 2007-03-29 2008-10-16 Mitsui Chemicals Inc 高品質の（メタ）アクリルアミド系重合体の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2865960A (en) * 1956-02-28 1958-12-23 Eastman Kodak Co Process for the removal of impurities from water-soluble acrylamides
US3642894A (en) * 1969-12-05 1972-02-15 Dow Chemical Co Catalysts for the hydration of nitriles to amides
US3962333A (en) * 1970-12-14 1976-06-08 Mitsui Toatsu Chemicals, Incorporated Process for the production of acrylamide and methacrylamide
JPS5012409B1 (pt) * 1970-12-14 1975-05-12
US3804897A (en) * 1971-07-30 1974-04-16 Reynolds Tobacco Co R Synthesis of acrylamide from acrylonitrile
BE792366A (fr) * 1971-12-06 1973-03-30 Mitsui Toatsu Chemicals Procede de raffinage d'une solution aqueuse d'acrylamide
JPS6012344B2 (ja) * 1973-06-05 1985-04-01 三井東圧化学株式会社 アクリルアミド水溶液の処理方法
US3887618A (en) * 1974-02-28 1975-06-03 American Cyanamid Co Use of weak base resins as catalysts for the methylolation of acrylamide

Also Published As

Publication number Publication date
HU178305B (en) 1982-04-28
GB1539705A (en) 1979-01-31
JPS6137261B2 (pt) 1986-08-22
FI770322A (pt) 1977-08-18
IT1075556B (it) 1985-04-22
CS192477B2 (en) 1979-08-31
JPS52100418A (en) 1977-08-23
ATA103277A (de) 1978-06-15
ZA77275B (en) 1977-11-30
FI67843B (fi) 1985-02-28
FI67843C (fi) 1985-06-10
FR2341558A1 (fr) 1977-09-16
AU507698B2 (en) 1980-02-21
SU703015A3 (ru) 1979-12-05
AU2147477A (en) 1978-07-27
AT347914B (de) 1979-01-25
NL7701563A (nl) 1977-08-19
DE2703935C2 (de) 1986-11-06
US4108893A (en) 1978-08-22
DD129646A5 (de) 1978-02-01
DE2703935A1 (de) 1977-08-18

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