GB1172632A - Improvements in or relating to Processes for the Preparation of Naphthalene Disulfonic Acid. - Google Patents
Improvements in or relating to Processes for the Preparation of Naphthalene Disulfonic Acid.Info
- Publication number
- GB1172632A GB1172632A GB21893/68A GB2189368A GB1172632A GB 1172632 A GB1172632 A GB 1172632A GB 21893/68 A GB21893/68 A GB 21893/68A GB 2189368 A GB2189368 A GB 2189368A GB 1172632 A GB1172632 A GB 1172632A
- Authority
- GB
- United Kingdom
- Prior art keywords
- naphthalene
- acid
- sulphuric acid
- relating
- processes
- Prior art date
- 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
Links
- YZMHQCWXYHARLS-UHFFFAOYSA-N naphthalene-1,2-disulfonic acid Chemical compound C1=CC=CC2=C(S(O)(=O)=O)C(S(=O)(=O)O)=CC=C21 YZMHQCWXYHARLS-UHFFFAOYSA-N 0.000 title abstract 6
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 abstract 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 6
- 235000011149 sulphuric acid Nutrition 0.000 abstract 6
- 239000001117 sulphuric acid Substances 0.000 abstract 6
- 230000008020 evaporation Effects 0.000 abstract 4
- 238000001704 evaporation Methods 0.000 abstract 4
- 239000000203 mixture Substances 0.000 abstract 3
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63839767A | 1967-05-15 | 1967-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1172632A true GB1172632A (en) | 1969-12-03 |
Family
ID=24559864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB21893/68A Expired GB1172632A (en) | 1967-05-15 | 1968-05-08 | Improvements in or relating to Processes for the Preparation of Naphthalene Disulfonic Acid. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3546280A (enExample) |
| JP (1) | JPS4840351B1 (enExample) |
| BE (1) | BE715137A (enExample) |
| CH (1) | CH532558A (enExample) |
| DE (1) | DE1768075A1 (enExample) |
| FR (1) | FR1562687A (enExample) |
| GB (1) | GB1172632A (enExample) |
| NL (1) | NL6805411A (enExample) |
| SE (1) | SE358882B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993062A (zh) * | 2012-07-30 | 2013-03-27 | 枣庄市泰瑞精细化工有限公司 | 一种利用2-萘磺酸反应母液生产1,6-萘二磺酸钠的制备方法 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1524654A (en) * | 1976-06-14 | 1978-09-13 | Koppers Co Inc | Production of disulphonated aromatic hydrocarbons |
| JP4925399B2 (ja) * | 2005-06-08 | 2012-04-25 | 東洋インキＳｃホールディングス株式会社 | 固体酸の製造方法 |
| US20090134369A1 (en) * | 2007-11-26 | 2009-05-28 | Applied Nanoworks, Inc. | Metal alkoxides, apparatus for manufacturing metal alkoxides, related methods and uses thereof |
| CN102470336A (zh) * | 2010-05-17 | 2012-05-23 | R3融合公司 | 连续加工反应器及其使用方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1137005B (de) * | 1961-03-10 | 1962-09-27 | Basf Ag | Verfahren zur Herstellung von Kondensationsprodukten aus Naphthalinsulfonsaeuren undAldehyden |
| US3239559A (en) * | 1962-09-14 | 1966-03-08 | Sun Oil Co | Preparation of aromatic disulfonates |
-
1967
- 1967-05-15 US US638397A patent/US3546280A/en not_active Expired - Lifetime
-
1968
- 1968-03-29 DE DE19681768075 patent/DE1768075A1/de active Pending
- 1968-04-11 CH CH542468A patent/CH532558A/de not_active IP Right Cessation
- 1968-04-17 NL NL6805411A patent/NL6805411A/xx unknown
- 1968-04-25 JP JP43027482A patent/JPS4840351B1/ja active Pending
- 1968-05-08 GB GB21893/68A patent/GB1172632A/en not_active Expired
- 1968-05-09 SE SE06304/68A patent/SE358882B/xx unknown
- 1968-05-13 FR FR1562687D patent/FR1562687A/fr not_active Expired
- 1968-05-14 BE BE715137D patent/BE715137A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993062A (zh) * | 2012-07-30 | 2013-03-27 | 枣庄市泰瑞精细化工有限公司 | 一种利用2-萘磺酸反应母液生产1,6-萘二磺酸钠的制备方法 |
| CN102993062B (zh) * | 2012-07-30 | 2013-12-18 | 枣庄市泰瑞精细化工有限公司 | 一种利用2-萘磺酸反应母液生产1，6-萘二磺酸钠的制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1562687A (enExample) | 1969-04-04 |
| SE358882B (enExample) | 1973-08-13 |
| US3546280A (en) | 1970-12-08 |
| CH532558A (de) | 1973-01-15 |
| NL6805411A (enExample) | 1968-11-18 |
| JPS4840351B1 (enExample) | 1973-11-30 |
| BE715137A (enExample) | 1968-11-14 |
| DE1768075A1 (de) | 1971-12-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |