BE522829A - - Google Patents
Info
- Publication number
- BE522829A BE522829A BE522829DA BE522829A BE 522829 A BE522829 A BE 522829A BE 522829D A BE522829D A BE 522829DA BE 522829 A BE522829 A BE 522829A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- C07C51/416—Henkel reaction and related reactions, i.e. rearrangement of carboxylate salt groups linked to six-membered aromatic rings, in the absence or in the presence of CO or CO2, (e.g. preparation of terepholates from benzoates); no additional classification for the subsequent hydrolysis of the salt groups has to be given
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE747204X | 1952-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE522829A true BE522829A (fr) |
Family
ID=6648575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE522829D BE522829A (fr) | 1952-11-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2863914A (fr) |
| BE (1) | BE522829A (fr) |
| FR (1) | FR1090261A (fr) |
| GB (1) | GB747204A (fr) |
| NL (2) | NL181266B (fr) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2863914A (en) * | 1952-11-21 | 1958-12-09 | Henkel & Cie Gmbh | Process for converting phthalic acid into terephthalic acid |
| US2891992A (en) * | 1955-12-08 | 1959-06-23 | Henkel & Cie Gmbh | Process for the rearrangement of salts of aromatic or heterocyclic carboxylic acids |
| US2905709A (en) * | 1955-05-04 | 1959-09-22 | Henkel & Cie Gmbh | Process for the production of terephthalic acid |
| US2930813A (en) * | 1955-12-09 | 1960-03-29 | Henkel & Cie Gmbh | Process for the preparation of cyclic dicarboxylic acids |
| US2931829A (en) * | 1956-01-17 | 1960-04-05 | Henkel & Cie Gmbh | Process for the preparation of cyclic dicarboxylic acids |
| US2965674A (en) * | 1957-01-22 | 1960-12-20 | Monsanto Chemicals | Preparation of terephthalates by heating benzoic acid salts under pressure of gases |
| US3010802A (en) * | 1956-03-06 | 1961-11-28 | Henkel & Compagnie G M B H | Apparatus for the continuous reaction of solid materials |
| US3093683A (en) * | 1956-01-12 | 1963-06-11 | Henkel & Cie Gmbh | Process for the transformation of benzene polycarboxylic acids to terephthalic acid |
| US3101368A (en) * | 1956-01-03 | 1963-08-20 | Henkel & Cie Gmbh | Process for the preparation of cyclic dicarboxylic acids |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2906774A (en) * | 1956-05-26 | 1959-09-29 | Henkel & Compagnie G M B H | Process for the production of aromatic di- and polycarboxylic acids |
| US3014067A (en) * | 1956-10-15 | 1961-12-19 | Henkel & Cie Gmbh | Process for the production of aromatic di-and polycarboxylic acids |
| US3023216A (en) * | 1958-03-07 | 1962-02-27 | Henkel & Cie Gmbh | Process for the introduction of carboxyl groups into aromatic compounds |
| DE1142597B (de) * | 1961-07-21 | 1963-01-24 | Basf Ag | Verfahren zur Gewinnung trockener, neutraler Alkalisalze cyclischer Carbonsaeuren |
| US3546282A (en) * | 1964-02-18 | 1970-12-08 | Tamotsu Murase | Process for the production of alkali aromatic dicarboxylates |
| US3479399A (en) * | 1964-08-14 | 1969-11-18 | Ube Kogyo Kk | Process for the production of alkali metal terephthalates |
| US3761515A (en) * | 1971-10-21 | 1973-09-25 | Chevron Res | Preparation of potassium terephthalate |
| ES2564843T3 (es) * | 2010-06-03 | 2016-03-29 | Stora Enso Oyj | Tratamiento con hidrógeno de tall oil impuro para la producción de monómeros aromáticos |
| FI125507B2 (en) | 2012-04-13 | 2021-12-15 | Stora Enso Oyj | Methods for deoxygenating tall oil and producing polymerizable monomers therefrom |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1937477A (en) * | 1932-07-05 | 1933-11-28 | Dow Chemical Co | Process of preparing para-hydroxybenzoic acid |
| NL87537C (fr) * | 1952-11-21 |
-
0
- NL NL87537D patent/NL87537C/xx active
- NL NLAANVRAGE7511387,A patent/NL181266B/xx unknown
- BE BE522829D patent/BE522829A/xx unknown
-
1953
- 1953-11-16 FR FR1090261D patent/FR1090261A/fr not_active Expired
- 1953-11-20 GB GB32184/53A patent/GB747204A/en not_active Expired
-
1957
- 1957-01-24 US US635945A patent/US2863914A/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2863914A (en) * | 1952-11-21 | 1958-12-09 | Henkel & Cie Gmbh | Process for converting phthalic acid into terephthalic acid |
| US2905709A (en) * | 1955-05-04 | 1959-09-22 | Henkel & Cie Gmbh | Process for the production of terephthalic acid |
| US2891992A (en) * | 1955-12-08 | 1959-06-23 | Henkel & Cie Gmbh | Process for the rearrangement of salts of aromatic or heterocyclic carboxylic acids |
| US2930813A (en) * | 1955-12-09 | 1960-03-29 | Henkel & Cie Gmbh | Process for the preparation of cyclic dicarboxylic acids |
| US3101368A (en) * | 1956-01-03 | 1963-08-20 | Henkel & Cie Gmbh | Process for the preparation of cyclic dicarboxylic acids |
| US3093683A (en) * | 1956-01-12 | 1963-06-11 | Henkel & Cie Gmbh | Process for the transformation of benzene polycarboxylic acids to terephthalic acid |
| US2931829A (en) * | 1956-01-17 | 1960-04-05 | Henkel & Cie Gmbh | Process for the preparation of cyclic dicarboxylic acids |
| US3010802A (en) * | 1956-03-06 | 1961-11-28 | Henkel & Compagnie G M B H | Apparatus for the continuous reaction of solid materials |
| US2965674A (en) * | 1957-01-22 | 1960-12-20 | Monsanto Chemicals | Preparation of terephthalates by heating benzoic acid salts under pressure of gases |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1090261A (fr) | 1955-03-29 |
| GB747204A (en) | 1956-03-28 |
| NL181266B (nl) | |
| NL87537C (fr) | |
| US2863914A (en) | 1958-12-09 |