SU418078A1 - Method of tanning agent production - Google Patents

Method of tanning agent production Download PDF

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Publication number
SU418078A1
SU418078A1 SU711604501A SU1604501A SU418078A1 SU 418078 A1 SU418078 A1 SU 418078A1 SU 711604501 A SU711604501 A SU 711604501A SU 1604501 A SU1604501 A SU 1604501A SU 418078 A1 SU418078 A1 SU 418078A1
Authority
SU
USSR - Soviet Union
Prior art keywords
weight
tanning agent
tanning
agent production
water
Prior art date
Application number
SU711604501A
Other languages
Russian (ru)
Inventor
В.П. Ковалев
Original Assignee
Украинский Научно-Исследовательскийинститут Целлюлозно-Бумажной Промыш-Ленности
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.)
Filing date
Publication date
Application filed by Украинский Научно-Исследовательскийинститут Целлюлозно-Бумажной Промыш-Ленности filed Critical Украинский Научно-Исследовательскийинститут Целлюлозно-Бумажной Промыш-Ленности
Priority to SU711604501A priority Critical patent/SU418078A1/en
Application granted granted Critical
Publication of SU418078A1 publication Critical patent/SU418078A1/en

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  • Treatment And Processing Of Natural Fur Or Leather (AREA)

Description

€НД1€ ND1

Оубпетао подвергают пикелеванное голье. Расход дубител  - 26% танницовOubpetao subjected to pickled foot. Dubitel consumption - 26% tannits

к обводненному голью. Врем  дублени  72 ч.to water-dying. Tanning time 72 hours

Таблица 1Table 1

Не более No more

при 16,09,95at 16.09.95

Не менееNo less

%%

26,027,7826,027,78

Не более No more

Вымывание водой, % 5,0Washout with water,% 5.0

Зола обща  дл  кож, выработанных с применением растительных оубителай в комбинации с основными хромовыми сол ми, %Ash is common for skins produced using plant organic substances in combination with basic chromium salts,%

Коэффициент продуба Ш1Я кож, выработанных с применением растительных дубителей в комбинации с основными хромовыми сол ми,%Coefficient of blowing of leather produced using vegetable tanning agents in combination with basic chromium salts,%

Не менее 1,6Not less than 1.6

Не менее 1,5Not less than 1.5

18-30 3,0 25,О18-30 3.0 25, O

Водопроницаемость после обработки пылью, сред- Не более нее по партии ск ,6Permeability after treatment with dust, medium- No more than it per batch, 6,

4,964.96

2,992.99

3,173.17

+0,88+0.88

-8,4-8,4

37,4 29,О37.4 29, O

2,93 2,612.93 2.61

-0,3-0,3

+0,32+0.32

1,70 2,О21.70 2, O2

+2,0+2.0

О,84 О,57Oh, 84 Oh, 57

-0,27-0,27

Результаты анализов кож, выцубленных:The results of the analysis of the skin, vytsublennyh:

различными дубите  ми в лабораторных.different dubite mi in the laboratory.

услови хconditions

Сульфитно-спиртова  барда 95%, AE.C504)j 5%21,0 . 59Sulfite-alcohol bard 95%, AE.C504) j 5% 21.0. 59

Дубитель СПС26,065Dubitel SPS26.065

Дубитель № 323,О68Tanning № 323, О68

Рекомендуемый дубитель состава: сульфитно-спиртова  барда 95%, формальдегид 2%, Аг(ЪО 3% Формула иаобретени  Способ получени  дубител  путем поликонденсации сульфитно-спиртовой барды с формальдегидом при нагревании в присутствии кис ого катализатора и воды, о тл и чающийс  тем, что, с целью поТаблица 2Recommended tanning agent: sulphite-alcohol bard 95%, formaldehyde 2%, Ar (3% formula and inventive method , with a view to Table 2

Кожа черна  ороговевша The skin is black horny

М гка , тонка M gka, thin

То ж еAlso

М гка ,M gka,

объемиста ,bulky,

эластична elastic

84 вышени  дуб щих свойств, на 1ОО вес.ч. сульфитно-спиртовой барды 2-J О вес. н формальдегида, 150 вес. ч. воды и в качестве кислого катализатора используют А 2(504)21 в количестве 3-5 вес. ч. (в единицах АР/ O).84 higher tanning properties, 1OO weight.h. sulfite-alcohol stillage 2-J About weight. n formaldehyde, 150 wt. including water and as an acidic catalyst used And 2 (504) 21 in the amount of 3-5 weight. h. (in units of AP / O).

Claims (1)

Формула изобретения Способ получения дубителя путем поликонденсации сульфитно-спиртовой барды с формальдегидом при нагревании в присутствии кислого катализатора и воды, отличающийся тем, что, с целью повышения дубящих свойств, на 100 вес.ч. сульфитно-спиртовой барды 2—1 О вес. и.SUMMARY OF THE INVENTION A method for producing a tanning agent by polycondensation of a sulphite-alcohol stillage with formaldehyde by heating in the presence of an acid catalyst and water, characterized in that, in order to increase the tanning properties, by 100 parts by weight sulfite-alcohol stillage 2-1 About weight. and. !формальдегида, 150 вес. ч. воды и в качестве кислого катализатора используют А 2^(504)3 в количестве 3—5 вес. ч.! formaldehyde, 150 weight. hours of water and as an acid catalyst use A 2 ^ (504) 3 in an amount of 3-5 weight. h (в единицах О3).(in units of O3).
SU711604501A 1971-01-04 1971-01-04 Method of tanning agent production SU418078A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU711604501A SU418078A1 (en) 1971-01-04 1971-01-04 Method of tanning agent production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU711604501A SU418078A1 (en) 1971-01-04 1971-01-04 Method of tanning agent production

Publications (1)

Publication Number Publication Date
SU418078A1 true SU418078A1 (en) 1981-01-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SU711604501A SU418078A1 (en) 1971-01-04 1971-01-04 Method of tanning agent production

Country Status (1)

Country Link
SU (1) SU418078A1 (en)

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