Method for machine wet cleaning leather and suede products and the composition of the detergents used in this way (options)

 

(57) Abstract:

The invention relates to the cleaning of leather and suede products wet method, in particular to machine wet cleaning using detergent compositions and detergent for finishing products. The method includes pre-processing in the car in aqueous solution followed by extraction, primary processing of products in the machine in the washing solution containing water and detergent for skin with added tools for finish machining with subsequent draining, rinsing in water and plums, finishing products in the car in aqueous solution with the addition of means for finishing products, followed by draining, pressing and drying. During the preliminary washing in an aqueous solution optionally, add detergent, wetting agent. During the preliminary and primary processing of products used detergent in an amount of from 1.4 to 2.15 g/l, while finishing in the amount of from 7,14 to 8.54 g/l Preliminary, main and final processing is carried out at a temperature 27-40C. After the selection on the range of products make removing stains. After pre-washing products are cleaned using detergent, preimuim special brushes. In the method for machine wet cleaning products drying produce in the drying drums at a temperature of 35-70C for 0.5-1 hours Then take out and produce natural ventilation with shape recovery within 3-4 hours Then the product is placed in a clothes dryer and conduct final processing of the product within 20-60 minutes at a temperature of 25-40C. the composition of the detergent for leather and suede contains drugs, Nike 3 on the basis of ASAS and nonionic surfactants with addition of active low-fat additives and Ansal P on the basis of an aqueous solution of nonionic drug on the basis of fatty acid esters. The composition of the detergent for leather and suede contains drugs Nika-3, Ansal P and lubricant EM-3 on the basis of anion active and non-ionic surfactants with effective additives. Composition means for finishing contains drugs talis-based processed products of natural fats and surfactants, FLIR based on the aqueous solution of the modified uncharged N-mineraldepositprofiles and water with a temperature of 65C. the Technical result is to reduce the cost of the technological process by reducing the number of used washing and finishing preparations preserving their cleaning abilities and improve the quality of treatment. the authorized damp cleaning service.

There is a method of dry cleaning for cleaning of clothing, such as wool clothing, leather and so on, with the use of special detergents, cleaning additives and bleaching additives. The detergent is used with the addition of a bleaching agent in small doses for factory wool and plush robes (1-CN patent N 1067935 a, D 06 F 43/00, 13.01.93 year).

There is a method for washing leather goods, including basic wash in the washing solution consisting of water and detergent for skin that is dissolved in water. The detergent is at least of the oil for the skin, surface active agent and a common solvent, and has the effect of preventing the skin becomes hard when processing in water (2-JP9131497 F2, D 06 F 43/00, 20.05.97 year).

The known method for machine wet cleaning of leather and suede (Manual system Aquatex - Technical system description Aquatex" TOURS N 6425/1450 from 04.08.95, pages 92-105), including pre-processing of the products in the machine in the washing solution at a temperature of 27oC with subsequent extraction, primary processing of products in the machine in the washing solution containing water and detergent for skin with the addition of the finisher, when the temperature of the 27oC with subsequent discharge, finishing Euskal. For processing leather and suede used drugs to water-based, developed by JLA, Aquatex Detergent for skin and Aquatex the Sizing for the skin, where Aquatex Detergent for skin that is designed for cleaning products from cord and suede, is a mixture of mutually reinforcing actions of four surfactants (hereinafter SAS) with a high concentration of surfactant special properties, which promote increased emulsification of oily dirt, tool for protection of the fibers, and its pH has a neutral concentration. The tool Aquatex for finishing treatment of the skin, which restores it after wet processing, is made from natural vegetable oils, esters, emulsifier complex ester of a long chain.

Drying of the product occurs under natural conditions, at the same time, if necessary, softening the dermis to their places for a short time in the dryer. Even with this in mind, the processing system Aquatex 3-4 days.

However, the application during the processing of leather and suede these detergents leads to a large consumption of detergents (8,55 g/l), while detergents are high enough the process.

In this invention the task of applying domestic preparations for machine wet cleaning leather and suede products in order to reduce the cost of the technological process by reducing the number of used washing and finishing preparations preserving their cleaning abilities and improve the quality of treatment while reducing time to process.

For option 1 this task is achieved in that in the method for machine wet cleaning leather and suede products, including pre-processing in the car in aqueous solution followed by extraction, primary processing of products in the machine in the washing solution containing water and detergent for skin with added detergent for finishing products with subsequent draining, rinsing in water and plums, finishing products in the car in aqueous solution with addition of detergent for finishing products, followed by draining, pressing and drying, in the pre-treatment in an aqueous solution optionally add detergent - wetting, while preliminary and primary processing of products used detergent in an amount of 1.4 g/l to 2.15 g/l, and at the finish of the machine for wet cleaning of leather and suede products, includes pre-processing in the car in aqueous solution followed by extraction, primary processing of products in the machine in the washing solution containing water and detergent for skin with added detergent for finishing products with subsequent draining, rinsing in water and plums, finishing products in the car in aqueous solution with addition of detergent for finishing products, followed by draining, pressing and drying products, characterized in that the cleaning solution in the pre-treatment add detergent - wetting and drying produce in the drying drums at a temperature of 35-70oC for 0.5 - 1 h, then the product is removed and produce natural ventilation with shape recovery within 3 to 4 h, then the product is placed in a clothes dryer and conduct final processing of the product within 20-60 minutes at a temperature of 25-40oC.

In addition, options 1 and 2 in the way of preliminary, main and final processing is carried out at a temperature of 27 - 40oC.

In addition, options 1 and 2 in the method after the selection on the range of products make removing stains.

In addition, options 1 and 2 in the way posnum way.

In addition, options 1 and 2 in the way after finishing products treated with the use of special brushes.

Also, it is achieved that the composition of the detergent for leather and suede containing composition of surface-active substances, means for protection of the fibers, the composition contains drugs Nika-3 and Ansal P on the basis of an aqueous solution of nonionic drug on the basis of fatty acid esters in the following ratio, wt.%:

Nick-3 - 74,5-76,5,

Antal P - 23,5-25,5

For option 2 it is achieved that the composition of the detergent for leather and suede, mainly of wetting agent containing composition of surface-active substances, means for protection of the fibers, the composition contains drugs Nika-3, Ansal P on the basis of an aqueous solution of nonionic drug on the basis of esters of fatty acids and wetting EM-3 on the basis of anionic and nonionic surfactants with effective additives in the following ratio, wt.%:

Nick-3 - 63,7-66,3

Antal P - 14,5-15,3

EM-3 - 19,2-21,4

Also, it is achieved that the detergent composition for finishing for leather and suede, containing natural vegetable oils with whom icii processed products of natural fats and surfactants, FLIR based on the aqueous solution of the modified uncharged N-methylolmethacrylamide and water in the following ratio, wt.%:

Talis - 59-61

Water - 19,5-20,5

FLIR - 19,5-20,5

In addition, the composition of the funds for finishing for leather and suede, the water temperature is 65oC.

The method is as follows.

For option 1 and 2 produce a selection of products in the range, i.e. for color, quality, tanning, weight, fiber composition, such as leather or suede, then make removing stains with products by hand using a special preparations (for example, manufactured by the "snowflake"), designed to remove spots of a certain type, such as bold, coffee, tea. Then product is put in the washing machine in the washing solution containing water and a wetting agent in the amount of 2.14 g/l to 2.86 g/l, and processed for 6 minutes at a temperature of 27-40oC, the drum machine is rotated from one side to another, then make the spin of products in the car for 2 min at 400 rpm for 1 min At pre-treatment, which zamocky, the structure of the service becomes more friable (as would reveal the "pores" of the service) that free them manually the special trains, for example, the sweep containing the composition of drugs, Nike Super on the basis of nonionic and anionic surfactants, Antal P-based nonionic drug on the basis of fatty acid esters, for example, in the following ratio, wt.%:

Nick-Super - 83,3

Antal P - 16,7

when this composition is diluted with cold water 1 : 6. Trimming is done with a special brush, such as the hair, with synthetic or natural bristles of different hardness in accordance with the range of products. Thus, for example, for pre-sale preparation of goods Stripping is not required.

Then proceed to process the products in the machine according to the following program (the program is selected in accordance with the range of products).

1. The water in the car without drugs and processing of products for 2 min at a temperature of 27-40oC with subsequent discharge.

2. Produce the main processing products in the car in aqueous solution with detergent for leather and suede and means for finishing products from 2.14 g/l to 2.86 g/l at a temperature of 27 - 30oC and then drain and spin for 2 minutes At speed of the drum machine 1 min 300 rpm and 2 the lead finishing products in the car in aqueous solution with the addition of means for finishing products at a temperature 27-40oC with subsequent discharge, finishing apply the cleaning solution containing water and detergent for finishing in the number 7,14 g/l to 8.54 g/L.

5. Next produce dried products. For option 1, the product is pre-dried in a dryer at a temperature of 80oC for 15 min and then in vivo for three days.

For option 2 drying produce in the drying drums at a temperature of 35-70oC for 0.5 - 1 h, and then take out and produce natural ventilation with the restoration of form and stretch stitches for 3 - 4 h, then the product is placed in a clothes dryer and spend processing products for 20-60 minutes at a temperature of 25-40oC, which allows to reduce the drying process almost three times. When the drying is produced and tested, the breakdown products in the car, which improves the quality of cleaning service that gives softness and elasticity of the product. The processing time of the product in the drying drum depends on the range of products, namely, sheepskin - 60 min at 40-70oC, leather and suede - 30 minutes at 30-40oC, thinner leather and suede 20 min at 25-35oC, respectively, the cleaning step. Next, produce the finish product on steam Borovskoy processing is carried out at a temperature of up to 35oC to improve the process of fatliquoring.

The process temperature change from the 27oC to 40oC depending on the product labelling.

In this way machine for wet cleaning of leather and suede products used drugs to water-based, namely, detergents for processing textiles, tools for finishing textiles, the composition of which consists of domestic detergents with a certain proportion. In a certain proportion of mixed preparations served in a pump machine and flush at the top of the device.

The drug "Nika-3" on the basis of anionic and nonionic surfactants THAT 2381-007-12910434-98 designed for washing wool and fur semi-finished products, as well as for washing of linen fabrics and products from them.

The drug "talis" THE 2481-034-00302267-98 based on sulfated natural fats, surfactants substances and synthetic additives used as ocenocnaja and nematocera agents for fur raw materials and sheepskin.

The drug Ansal (ANSUL P) THE 2484-020-17965829-98 is an aqueous solution of nonionic drug on the basis of esters of fatty acids and used as is.

Malvorlagen drug "FLIR" THE 2484-013-17965829-97 is a water solution of modified uncharged N - methylolmethacrylamide designed to impart properties salesmanagement and protivopolojnosti, processing of fabrics of cellulose, synthetic fibers and mixtures thereof.

"Wetting EM TU 2484-053-17965829-2000 representing meloinae composition based on anionic and nonionic surfactants with effective additives that enhance the action of the wetting agent used in the textile industry as wetting and detergent processes rasshifrovka, otwarte, washing, bleaching and dyeing harsh textile materials, for removal of oil pollution in the process liquid treatment of textile materials or for grouting of oil pollution on materials before their pre-processing.

Examples.

1. The composition of the detergent for leather and suede contains a composition of drugs, Nike 3 on the basis of anionic and nonionic surfactants and Ansal P on the basis of an aqueous solution of nonionic drug on the basis of fatty acid esters in the following ratio componentone of wetting agent, containing the composition of drugs, Nike 3 on the basis of anionic and nonionic surfactants, Ansal P on the basis of an aqueous solution of nonionic drug on the basis of esters of fatty acids and wetting EM-3 on the basis of anionic and nonionic surfactants with effective additives in the following ratio, wt.%:

Nick-3 - 63,7

Antal P - 15,3

EM-3 - 21

3. Also the detergent composition for finishing for leather and suede contains a composition of drugs talis-based processed products of natural fats and surfactants, FLIR based on the aqueous solution of the modified uncharged N - methylolmethacrylamide and water at a temperature of 65oC in the following ratio, wt.%:

Talis - 61

Water is 19.5

FLIR - 19,5

The number of ingredients in the composition of the detergent and detergent for finishing selected in such a way as to provide data and detergent properties as needed to maintain quality service while reducing their consumption. Conducted a visual examination of the leather and suede products before and after wet cleaning. When wet cleaning was used washing="ptx2">

Machine work is performed by special programs on the computer.

During the tests used programs that provide treatment for mode N 14 for leather and suede long cycle and mode N 15 for leather and suede on a short cycle (see table).

Thus, the proposed method of wet cleaning leather and suede products and composition of detergents provide reduction of consumption of detergents in relation to the prototype, improving the quality of cleaning products, the use of specific substances in a certain ratio gave the opportunity to clean the wide range of products in aqueous solution using domestic special compounds that have a lower price compared to foreign analogues, and the technical process of cleaning products in aqueous solution in addition to improving the quality became cheaper. In addition, the entire process has decreased three times.

1. Method for machine wet cleaning leather and suede products, including pre-processing in the car in aqueous solution followed by extraction, primary processing of products in the machine in the washing solution containing water and detergent to the Liv, finishing products in the car in aqueous solution with addition of detergent for finishing products, followed by draining, pressing and drying, characterized in that in the pre-treatment in an aqueous solution optionally add detergent - wetting, while preliminary and primary processing of products used detergent in an amount of from 1.4 to 2.15 g/l, while finishing in the amount of from 7,14 to 8.54 g/L.

2. The method according to p. 1, characterized in that the preliminary, basic and final processing is carried out at a temperature of 27 - 40oC.

3. The method according to p. 1 or 2, characterized in that after the selection on the range of products make removing stains.

4. The method according to p. 1, or 2, or 3, characterized in that the product after pre-treatment cleaned using detergent, mostly Stripping by hand.

5. The method according to p. 1, or 2, or 3, or 4, characterized in that after finishing products treated with the use of brushes.

6. Method for machine wet cleaning leather and suede products, including pre-processing in the car in aqueous solution followed by extraction of the bulk of DSTV for finishing products with subsequent discharge, rinse with water and drain, finishing products in the car in aqueous solution with addition of detergent for finishing products, followed by draining, pressing and drying products, characterized in that the cleaning solution in the pre-treatment add detergent - wetting and drying produce in the drying drums at a temperature of 35-70oC for 0.5 - 1 h, then the product is removed and produce natural ventilation with shape recovery within 3 to 4 h, then the product is placed in a clothes dryer and conduct final processing of the product for 20 to 60 minutes at a temperature of 25-40oC.

7. The method according to p. 6, characterized in that the preliminary, basic and final processing is carried out at a temperature of 27-40oC.

8. The method according to p. 6 or 7, characterized in that after the selection on the range of products make removing stains.

9. The method according to p. 6, or 7, or 8, characterized in that after pre-treatment products are cleaned using detergent, mostly Stripping by hand.

10. The method according to p. 6, or 7, or 8, or 9, characterized in that after finishing products treated with the use of meta is DSTV for protection of the fibers, characterized in that the composition contains drugs Nika-3 and Ansal P on the basis of an aqueous solution of nonionic drug on the basis of fatty acid esters, in the following ratio, wt.%:

Nick-3 - 74,5 - 76,5

Antal P - 23,5 - 25,5

12. The composition of the detergent for leather and suede, mainly, of wetting agent containing composition of surface-active substances, means for protection of the fibers, characterized in that the composition contains drugs Nika-3, Ansal P on the basis of an aqueous solution of nonionic drug on the basis of esters of fatty acids and wetting EM-3 on the basis of anionic and nonionic surfactants with effective additives in the following ratio, wt.%:

Nick-3 - 63,7 - 66,3

Antal P - 14,5 - 15,3

EM-3 - 19,2 - 21,4

13. The detergent composition for finishing for leather and suede containing natural vegetable oil esters, emulsifier complex ester of a long chain, characterized in that it contains a composition of drugs talis based on the composition of products of processing natural fats and surfactants, FLIR based on the aqueous solution of the modified uncharged N-methylolmethacrylamide and the

 

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