SU12157A1 - The method of obtaining azo dyes - Google Patents
The method of obtaining azo dyesInfo
- Publication number
- SU12157A1 SU12157A1 SU11390A SU11390A SU12157A1 SU 12157 A1 SU12157 A1 SU 12157A1 SU 11390 A SU11390 A SU 11390A SU 11390 A SU11390 A SU 11390A SU 12157 A1 SU12157 A1 SU 12157A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- azo dyes
- obtaining azo
- dyes
- obtaining
- hydroxynaphthoic acid
- Prior art date
Links
- 239000000987 azo dye Substances 0.000 title 1
- 239000000975 dye Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- UPHOPMSGKZNELG-UHFFFAOYSA-N 2-hydroxynaphthalene-1-carboxylic acid Chemical compound C1=CC=C2C(C(=O)O)=C(O)C=CC2=C1 UPHOPMSGKZNELG-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 2
- PLAZTCDQAHEYBI-UHFFFAOYSA-N 2-Nitrotoluene Chemical compound CC1=CC=CC=C1[N+]([O-])=O PLAZTCDQAHEYBI-UHFFFAOYSA-N 0.000 description 1
- 229940051881 Anilide analgesics and antipyretics Drugs 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000003931 anilides Chemical class 0.000 description 1
- JNIGYQOBELCEIZ-MAKDUZDQSA-L barium(2+);5-chloro-4-methyl-2-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]benzenesulfonate Chemical compound [Ba+2].C1=C(Cl)C(C)=CC(N\N=C/2C3=CC=CC=C3C=CC\2=O)=C1S([O-])(=O)=O.C1=C(Cl)C(C)=CC(N\N=C/2C3=CC=CC=C3C=CC\2=O)=C1S([O-])(=O)=O JNIGYQOBELCEIZ-MAKDUZDQSA-L 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920003013 deoxyribonucleic acid Polymers 0.000 description 1
- 150000008049 diazo compounds Chemical class 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L na2so4 Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- -1 nitrogen-sodium salt Chemical compound 0.000 description 1
- RNVCVTLRINQCPJ-UHFFFAOYSA-N o-toluidine Chemical compound CC1=CC=CC=C1N RNVCVTLRINQCPJ-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Description
Из германских патентов №№ 256999 и 2586S4 известно, что при комбинировании дназосоединений с арилидами 2.3-оксинзфтокной кислоты получаютс хорошего качества красителиIt is known from the German patents No. 256999 and 2586S4 that when combining dna compounds with arylides of 2.3-oxyn-naphthoic acid, good dyes are obtained
Предлагаемый способ получени азокраситег .ей заключаетс в сочетании известных диазосоединений с о-толуидидами 2.3- оксинафтойной кислоты, при чем особенно хорошими свойствами обладают красители содержащие галоид. Эти красители обладают чистотой окраски и способностью противосто ть действию щелоков, щелочей и света пэ сравнению с известными красктел ки , получающимис при сочетании с анилидами и иитранилидами 2.3-оксинафтойной кислоты и большим числом аналогичных комбинаций, приведенных в патентах №№ 256999 и 258554. Во многих случа х на них хорошо удаютс вытравки, в результате чего достигаетс чисто белый цвет.The proposed method for the preparation of azo-paint is combined with the known diazo compounds with o-toluidides of 2.3 hydroxynaphthoic acid, and dyes containing halogen are especially good. These dyes have the purity of color and the ability to resist the action of liquors, alkalis and light pe compared to the known dyes obtained when combined with anilides and 2.3-hydroxynaphthoic acid and a large number of similar combinations described in patents nos. 256,999 and 258554. the cases on them are well etched, resulting in a pure white color.
Значений этого способа заключаетс в том, что здесь найдена нова область примененн о-толуидина, а также о-нитротолуола , составл ющего главный про дукт реакции нитровани толуола.The values of this method consist in the fact that a new area of applied o-toluidine was found here, as well as o-nitrotoluene, which is the main product of the toluene nitration reaction.
Пример 1. Материал пропитываетс раствором, приготовленным из 20 t 2.3 - о - оксинафтойной кислоты 4 - хлор2-толуидида (СНз : NHj: С1 - 1:2:4), 65 натровой щелочи 22 Вё, 20 t рициновокислого натри на 1 л, высушиваетс и.на нем печатают краской, в состав которой вход т; 16,8 4 - нитро - 7 - анизидина ( NO 1:2:4), 30 куб, см сол ной кислоты 22 Вё и 200 куб. см кип щей воды; смесь хорошо охлаждают 150 г льда. Затем прибавл ют при сильном размешивании 7.2 t азотистонатриевой соли, растворенной в 50 куб см воды, и прибавл ют еще воды до 500 I. Этот диазораствор размешиЪ ют с 480 I траганта (60:1000) и перед употреблением прибавл ют 20 г уксуснонатриевой соли в кристаллах.Example 1. The material is impregnated with a solution prepared from 20 t 2.3 - o - hydroxynaphthoic acid 4 - chloro-2-toluidide (CH3: NHj: C1 - 1: 2: 4), 65% sodium alkali 22 Vyo, 20 t sodium sulfate per liter, dried and. on it is printed with paint, which includes; 16.8 4 - nitro - 7 - anisidine (NO 1: 2: 4), 30 cubic cm, hydrochloric acid 22 Ve and 200 cubic meters. cm boiling water; The mixture is well cooled with 150 g of ice. Then, with vigorous stirring, 7.2 t of the nitrogen-sodium salt dissolved in 50 cubic cm of water are added and more water is added to 500 I. This diazo-solution is mixed with 480 I of tragante (60: 1000) and 20 g of acetic sodium salt are added before use. crystals.
Волокна окрашиваютс в блест щий красный цвет, и окраска отличаетс хорошими свойствами и прочностью.The fibers are colored brilliant red, and the color is distinguished by good properties and durability.
Пример 2. Загустка приготовл етс следующим образом: 23 t 2.2 оксинафтойной кислоты 4-хлор-2 - толуидида (СН$:МНг:С1 1:2:4). 60 i натрового щелока 22 Вё, кип щей воды и 20 г пара мылв PN на 1 л. Набивна Example 2. A thickener is prepared as follows: 23 t 2.2 hydroxynaphthoic acid 4-chloro-2-toluidide (CH $: MNg: C1 1: 2: 4). 60 i of 22 Vyo lye, boiling water and 20 g of a pair of PN soaps per liter. Stuffed
Publications (1)
Publication Number | Publication Date |
---|---|
SU12157A1 true SU12157A1 (en) | 1929-12-31 |
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