How to maintain leather furniture? Are there any specific steps

After a certain period of wear, the leather surface and lining will be stained to varying degrees, and the surface coating of the smooth leather clothing will also have a certain degree of wear, and even cracking, slurry, and exposed bottom, and there may also be scratches in the process of wearing, such as timely repair, cleaning and maintenance, which will not only affect the aesthetics of wearing, but also shorten the service life of the leather clothing. When repairing deep scratches, the point repair method of local treatment should be adopted, and for the larger but not very serious disability, the general treatment of the surface repair method should be adopted, and the repair material is generally composed of resin, wound repair agent, pigment and plasticizer.

The basic procedures for cleaning and maintaining leather garments include washing, coloring and finishing.

1) Cleaning Cleaning is mainly to remove stains on the dermis. Stains mainly include oil, dust, pigments, and sweat secretions. Some of these stains are soluble in water and some are soluble in organic solvents.

There are four general principles of chemical decontamination: emulsification; reductive effect; Oxidation; Dissolving effect. The washing method and the selection of detergent should be selected according to the type of stain, usually leather cleaning can be divided into manual cleaning and machine dry cleaning.

Hand washing is a method of washing some leather garments whose lining is not too dirty. Commonly used cleaning materials are: a mixture of ammonia, alcohol and water; weakly alkaline detergent; Special leather cleaner.

Machine dry cleaning refers to the use of organic solvents in a dry cleaning machine to wash leather garments. The dry cleaning process is similar to that of fabrics. The dry cleaning agents used in leather clothing include F113, trichloroethylene, tetrachloroethylene, petroleum ethers, chlorocarbon solvents, etc.

The washing time depends on the dry cleaning resistance of the leather garment and the type of leather. Solvents should be used in combination with fats and fatliquors when dry cleaning to preserve the original appearance of the leather garment.

2) Coloring After the leather coat is cleaned, the smooth leather coat is generally colored, which is professionally called "finishing". Finishing is a way to use resin, pigment and other leather special materials to prepare a finishing slurry, and apply it to the leather surface by brushing, rubbing, spraying, etc. Finishing is the key to the quality of leather garment.

If the leather garment feels hard and sticky after the finishing is completed, it means that the coating formula is improper. Usually, it is necessary to mix and try the color before applying the color, and then to finish and fix the color. Commonly used color-fixing materials include formaldehyde, varnish, cross-linking agent, etc.

3) Finishing After the coloring of the leather clothing, in order to make it smooth and beautiful, it generally needs to be ironed, the ironing temperature should not be too high, and the time should not be too long, so as not to produce color flowers and leather shrinkage.

There are many kinds of leather furniture materials, and the leather used in furniture on the market should be wax leather. The first layer of cowhide is waxed to make the cowhide retain the original texture mechanism and be more shiny. Daily maintenance is convenient, in addition to avoiding sun exposure, humid environment and contact with chemical ingredients, there is no need to worry about anything else, the use of maintenance agents will lead to clogged pores of waxy skin.

At present, the more famous is the wax leather sofa of Harbor House, which says that there are marks on the fingernails, and as long as you rub them with your fingers a few times, the scratches will disappear.

Therefore, if you have a lot of money, it is recommended to choose better quality leather furniture, which is worry-free.