IT1081814B - Sali di acidi dicarbossilici e diamine con migliorato numero di colore,loro preparazione e loro uso - Google Patents
Sali di acidi dicarbossilici e diamine con migliorato numero di colore,loro preparazione e loro usoInfo
- Publication number
- IT1081814B IT1081814B IT24451/77A IT2445177A IT1081814B IT 1081814 B IT1081814 B IT 1081814B IT 24451/77 A IT24451/77 A IT 24451/77A IT 2445177 A IT2445177 A IT 2445177A IT 1081814 B IT1081814 B IT 1081814B
- Authority
- IT
- Italy
- Prior art keywords
- diamine
- salts
- preparation
- dicarboxylic acids
- color number
- Prior art date
Links
- 150000004985 diamines Chemical class 0.000 title 1
- 150000001991 dicarboxylic acids Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C55/00—Saturated compounds having more than one carboxyl group bound to acyclic carbon atoms
- C07C55/02—Dicarboxylic acids
- C07C55/20—Sebacic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
- C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/50—Use of additives, e.g. for stabilisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C55/00—Saturated compounds having more than one carboxyl group bound to acyclic carbon atoms
- C07C55/02—Dicarboxylic acids
- C07C55/14—Adipic acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Polyamides (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2633110A DE2633110C3 (de) | 1976-07-23 | 1976-07-23 | Salze aus α,ω-Alkandicarbonsäuren und α,ω-Diaminen mit verbesserter Farbzahl und deren Verwendung |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1081814B true IT1081814B (it) | 1985-05-21 |
Family
ID=5983727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24451/77A IT1081814B (it) | 1976-07-23 | 1977-06-07 | Sali di acidi dicarbossilici e diamine con migliorato numero di colore,loro preparazione e loro uso |
Country Status (11)
Country | Link |
---|---|
US (1) | US4165335A (enBy) |
JP (1) | JPS585896B2 (enBy) |
BE (1) | BE857101A (enBy) |
CA (1) | CA1101885A (enBy) |
CH (1) | CH640211A5 (enBy) |
DE (1) | DE2633110C3 (enBy) |
FR (1) | FR2359114A1 (enBy) |
GB (1) | GB1581463A (enBy) |
IT (1) | IT1081814B (enBy) |
LU (1) | LU77814A1 (enBy) |
NL (1) | NL182559C (enBy) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4824611A (en) * | 1984-12-18 | 1989-04-25 | Mooney Chemicals, Inc. | Preparation of hydrocarbon-soluble transition metal salts of organic carboxylic acids |
DE3522216A1 (de) * | 1985-06-21 | 1987-01-02 | Basf Ag | Verwendung von diaminen zur herstellung von salzen mit dicarbonsaeuren |
DE3522215A1 (de) * | 1985-06-21 | 1987-01-02 | Basf Ag | Salze aus oxaalkylendiaminen mit dicarbonsaeuren, deren herstellung und verwendung sowie daraus hergestellte polyamide |
DE19536056A1 (de) * | 1995-09-28 | 1997-04-03 | Huels Chemische Werke Ag | Flüssige Lösungen von Dicarbonsäuren |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1973724A (en) * | 1931-09-19 | 1934-09-18 | Dow Chemical Co | Method of inhibiting discoloration of aromatic compounds |
US2130947A (en) * | 1935-01-02 | 1938-09-20 | Du Pont | Diamine-dicarboxylic acid salts and process of preparing same |
US2512632A (en) * | 1948-05-10 | 1950-06-27 | Celanese Corp | Production of nitrogen-containing polymers |
GB1038460A (en) * | 1963-12-23 | 1966-08-10 | Du Pont | Process for purification of nylon salt solutions |
GB1217500A (en) * | 1967-05-24 | 1970-12-31 | Ici Ltd | Separation of trans-trans enriched salts of 4,4'-diaminodicyclohexylmethane |
US3825586A (en) * | 1969-11-21 | 1974-07-23 | Du Pont | Process for enriching trans-trans salts of bis(4-aminocyclohexyl)methane and 1,12-dodecanedioic acid |
US3944598A (en) * | 1973-06-21 | 1976-03-16 | The Lummus Company | Production of amine salts of carboxylic acids |
JPS5652063B2 (enBy) * | 1974-05-21 | 1981-12-09 |
-
1976
- 1976-07-23 DE DE2633110A patent/DE2633110C3/de not_active Expired
-
1977
- 1977-06-07 IT IT24451/77A patent/IT1081814B/it active
- 1977-06-20 JP JP52072284A patent/JPS585896B2/ja not_active Expired
- 1977-06-27 US US05/810,273 patent/US4165335A/en not_active Expired - Lifetime
- 1977-07-07 CA CA282,237A patent/CA1101885A/en not_active Expired
- 1977-07-20 CH CH901377A patent/CH640211A5/de not_active IP Right Cessation
- 1977-07-21 LU LU77814A patent/LU77814A1/xx unknown
- 1977-07-22 GB GB30833/77A patent/GB1581463A/en not_active Expired
- 1977-07-22 FR FR7722688A patent/FR2359114A1/fr active Granted
- 1977-07-22 NL NLAANVRAGE7708178,A patent/NL182559C/xx not_active IP Right Cessation
- 1977-07-25 BE BE179588A patent/BE857101A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL182559B (nl) | 1987-11-02 |
JPS585896B2 (ja) | 1983-02-02 |
US4165335A (en) | 1979-08-21 |
NL7708178A (nl) | 1978-01-25 |
FR2359114B1 (enBy) | 1983-09-09 |
DE2633110B2 (de) | 1980-12-11 |
DE2633110A1 (de) | 1978-01-26 |
CH640211A5 (de) | 1983-12-30 |
JPS5312808A (en) | 1978-02-04 |
GB1581463A (en) | 1980-12-17 |
LU77814A1 (enBy) | 1977-10-24 |
CA1101885A (en) | 1981-05-26 |
FR2359114A1 (fr) | 1978-02-17 |
BE857101A (fr) | 1978-01-25 |
DE2633110C3 (de) | 1987-07-30 |
NL182559C (nl) | 1988-04-05 |
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