AU4966372A - Creation of Inventions and Patents with Artificial Intelligence

AU4966372A – Method for concentrating an acrylamide aqueous solution
– Google Patents

AU4966372A – Method for concentrating an acrylamide aqueous solution
– Google Patents
Method for concentrating an acrylamide aqueous solution

Info

Publication number
AU4966372A

AU4966372A
AU49663/72A
AU4966372A
AU4966372A
AU 4966372 A
AU4966372 A
AU 4966372A
AU 49663/72 A
AU49663/72 A
AU 49663/72A
AU 4966372 A
AU4966372 A
AU 4966372A
AU 4966372 A
AU4966372 A
AU 4966372A
Authority
AU
Australia
Prior art keywords
concentrating
aqueous solution
acrylamide aqueous
acrylamide
solution
Prior art date
1971-12-06
Legal status (The legal status 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 status listed.)

Expired

Application number
AU49663/72A
Other versions

AU472251B2
(en

Inventor
Ryuji Tsuchiya Tadayoshi Honda Shiro Asano Kiyotaka Yoshimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Mitsui Toatsu Chemicals Inc

Original Assignee
Mitsui Toatsu Chemicals Inc
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.)
1971-12-06
Filing date
1972-12-05
Publication date
1974-06-06

1972-12-05
Application filed by Mitsui Toatsu Chemicals Inc
filed
Critical
Mitsui Toatsu Chemicals Inc

1974-06-06
Publication of AU4966372A
publication
Critical
patent/AU4966372A/en

1976-05-20
Application granted
granted
Critical

1976-05-20
Publication of AU472251B2
publication
Critical
patent/AU472251B2/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

AU49663/72A
1971-12-06
1972-12-05
Method for concentrating an acrylamide aqueous solution

Expired

AU472251B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

JPJP97895/19

1971-12-06

JP46097895A

JPS4862717A
(en)

1971-12-06
1971-12-06

Publications (2)

Publication Number
Publication Date

AU4966372A
true

AU4966372A
(en)

1974-06-06

AU472251B2

AU472251B2
(en)

1976-05-20

Family
ID=14204467
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU49663/72A
Expired

AU472251B2
(en)

1971-12-06
1972-12-05
Method for concentrating an acrylamide aqueous solution

Country Status (11)

Country
Link

US
(1)

US3917693A
(en)

JP
(1)

JPS4862717A
(en)

AU
(1)

AU472251B2
(en)

BE
(1)

BE792339A
(en)

CA
(1)

CA974258A
(en)

CH
(1)

CH574395A5
(en)

DE
(1)

DE2259796C3
(en)

GB
(1)

GB1402000A
(en)

IT
(1)

IT982370B
(en)

NL
(1)

NL7216557A
(en)

SE
(1)

SE399703B
(en)

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
(en)

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
(en)

1974-08-16
1976-02-23
Mitsubishi Chem Ind

AKURIRUAMIDO JUGOTAINO 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
(en)

1984-11-16
1986-06-10
Nitto Chem Ind Co Ltd
Purification of aqueous solution of acrylamide

JP3708212B2
(en)

1996-04-17
2005-10-19
三井化学株式会社

Concentration method of acrylamide aqueous solution

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
(en)

1954-02-02
1957-12-05
Ciba Geigy

Process for the production of solid, monomeric carboxamides of the acrylic acid series

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
(en)

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

BE
BE792339D
patent/BE792339A/en
not_active
IP Right Cessation

1971

1971-12-06
JP
JP46097895A
patent/JPS4862717A/ja
active
Pending

1972

1972-11-29
CA
CA157,737A
patent/CA974258A/en
not_active
Expired

1972-12-04
US
US311830A
patent/US3917693A/en
not_active
Expired – Lifetime

1972-12-05
AU
AU49663/72A
patent/AU472251B2/en
not_active
Expired

1972-12-05
SE
SE7215811A
patent/SE399703B/en
unknown

1972-12-05
CH
CH1767972A
patent/CH574395A5/xx
not_active
IP Right Cessation

1972-12-06
IT
IT32607/72A
patent/IT982370B/en
active

1972-12-06
NL
NL7216557A
patent/NL7216557A/xx
not_active
Application Discontinuation

1972-12-06
DE
DE2259796A
patent/DE2259796C3/en
not_active
Expired

1972-12-06
GB
GB5629272A
patent/GB1402000A/en
not_active
Expired

Also Published As

Publication number
Publication date

US3917693A
(en)

1975-11-04

CA974258A
(en)

1975-09-09

BE792339A
(en)

1973-03-30

DE2259796B2
(en)

1981-01-08

AU472251B2
(en)

1976-05-20

SE399703B
(en)

1978-02-27

CH574395A5
(en)

1976-04-15

JPS4862717A
(en)

1973-09-01

IT982370B
(en)

1974-10-21

GB1402000A
(en)

1975-08-06

NL7216557A
(en)

1973-06-08

DE2259796C3
(en)

1981-10-15

DE2259796A1
(en)

1973-06-14

Contact information