SE399703B - Sett att koncentrera en vattenhaltig akrylamidlosning, som erhallits genom en katalytisk hydratiseringsprocess - Google Patents

Sett att koncentrera en vattenhaltig akrylamidlosning, som erhallits genom en katalytisk hydratiseringsprocess

Info

Publication number
SE399703B
SE399703B SE7215811A SE1581172A SE399703B SE 399703 B SE399703 B SE 399703B SE 7215811 A SE7215811 A SE 7215811A SE 1581172 A SE1581172 A SE 1581172A SE 399703 B SE399703 B SE 399703B
Authority
SE
Sweden
Prior art keywords
acrylium
aquatic
concentrate
solution
way
Prior art date
Application number
SE7215811A
Other languages
English (en)
Swedish (sv)
Inventor
S Asano
K Yoshimura
R Tsuchiya
T Honda
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 SE399703B publication Critical patent/SE399703B/xx

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)
SE7215811A 1971-12-06 1972-12-05 Sett att koncentrera en vattenhaltig akrylamidlosning, som erhallits genom en katalytisk hydratiseringsprocess SE399703B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46097895A JPS4862717A (de) 1971-12-06 1971-12-06

Publications (1)

Publication Number Publication Date
SE399703B true SE399703B (sv) 1978-02-27

Family

ID=14204467

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7215811A SE399703B (sv) 1971-12-06 1972-12-05 Sett att koncentrera en vattenhaltig akrylamidlosning, som erhallits genom en katalytisk hydratiseringsprocess

Country Status (11)

Country Link
US (1) US3917693A (de)
JP (1) JPS4862717A (de)
AU (1) AU472251B2 (de)
BE (1) BE792339A (de)
CA (1) CA974258A (de)
CH (1) CH574395A5 (de)
DE (1) DE2259796C3 (de)
GB (1) GB1402000A (de)
IT (1) IT982370B (de)
NL (1) NL7216557A (de)
SE (1) SE399703B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032572A (en) * 1971-12-06 1977-06-28 Mitsui Toatsu Chemicals, Incorporated Method for concentrating an acrylamide aqueous solution
JPS5527898B2 (de) * 1972-05-29 1980-07-24
US4163755A (en) * 1973-10-29 1979-08-07 American Cyanamid Company Processing of acrylamide solutions; concentration without polymer formation
JPS5122790A (ja) * 1974-08-16 1976-02-23 Mitsubishi Chem Ind Akuriruamidojugotaino seizohoho
US3997606A (en) * 1975-12-03 1976-12-14 Nalco Chemical Company Method of producing dry acrylamide
JPS5291818A (en) * 1976-01-28 1977-08-02 Mitsui Toatsu Chem Inc Purification of aqueous solutions of acrylamide
US4188339A (en) * 1977-10-19 1980-02-12 Nitto Chemical Industry Co., Ltd. Process for preparing acrylamide aqueous solution
US4365092A (en) * 1978-07-13 1982-12-21 Cook Paint And Varnish Company Process for the preparation of methacrylamide from methylmethacrylate
JPS61122253A (ja) * 1984-11-16 1986-06-10 Nitto Chem Ind Co Ltd アクリルアミド水溶液の精製方法
JP3708212B2 (ja) * 1996-04-17 2005-10-19 三井化学株式会社 アクリルアミド水溶液の濃縮方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2373464A (en) * 1942-05-22 1945-04-10 Du Pont Process for inhibiting polymerization
DE1020328B (de) * 1954-02-02 1957-12-05 Ciba Geigy Verfahren zur Gewinnung von festen, monomeren Carbonsaeureamiden der Acrylsaeurereihe
US2753375A (en) * 1954-03-16 1956-07-03 American Cyanamid Co Method of preparing acrylamide
US3257454A (en) * 1963-05-10 1966-06-21 Monsanto Co Preparation of acrylamide
NL125055C (de) * 1963-07-09
US3620991A (en) * 1968-09-25 1971-11-16 American Cyanamid Co Preparation of aqueous solution of acrylamide containing no free oxygen and polymerization of acrylamide therein
US3767706A (en) * 1969-01-16 1973-10-23 Dow Chemical Co Hydration of aliphatic nitriles to amides using copper metal catalysts
US3699081A (en) * 1969-08-30 1972-10-17 Sumitomo Chemical Co Method for stabilizing acrylamide
US3674848A (en) * 1970-08-19 1972-07-04 American Cyanamid Co Hydration of nitriles using metal salts of cation exchange resins

Also Published As

Publication number Publication date
US3917693A (en) 1975-11-04
CH574395A5 (de) 1976-04-15
AU4966372A (en) 1974-06-06
IT982370B (it) 1974-10-21
DE2259796A1 (de) 1973-06-14
DE2259796B2 (de) 1981-01-08
BE792339A (fr) 1973-03-30
DE2259796C3 (de) 1981-10-15
NL7216557A (de) 1973-06-08
GB1402000A (en) 1975-08-06
JPS4862717A (de) 1973-09-01
CA974258A (en) 1975-09-09
AU472251B2 (en) 1976-05-20

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