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c laundering is the process of digestion to make movies that are not easily made from the skins of animals. This is often used tannin, a chemical acid Color may occur during the purge
Tanning vegetables
Movies that are tanned with vegetable bleaching agents solve a flexible manufacturing. However, hard leather bags, as used in furniture. Leashes, belts, hats and strap.
Vegetables contain bleaching N. hidden in a large frame is located. In large vats, and revealed that tannin, a natural product found in the bark of trees, oak and chestnut wood and plants that are poisonous type of wood. Be forwarded to hide in the trash. Each step is a strong solution of tannin. Vegetable Tanning protect the skin from decomposition and shrinkage.
Mineral Purifier.
Mineral or chrome harness to take the skins to be used for soft. Movies stretchier, as found in the bag. Bags, briefcases, shoes, gloves,. Shoes, shirt, pants and slippers.
Leather tanned with mineral acids, and fermented in salt first. Then immersed in the hidden chromium sulfate solution. This process quickly. Than vegetable tanning and often project A day that is known for rain color from chromium. More esoteric colors are possible using chrome tanning.
Aldehyde - tanned leather is tanned using. glutaraldehyde or oxazolidine compounds this movie. Most tanners see the movie because of the wet white pale cream or white color. It is the main type "movies" chrome free often seen in baby shoes and cars. Tanning Mali (being divided because of the dangerous work and the sensitivity of various formaldehyde). How to control harness aldehyde. Brain - tanned leather fall into this category and advanced water absorption. . Brain tanned leather, using labor-intensive. Process that uses emulsified oils often those animal brain. They are known for extra softness and ability to clean. . Chamois leather also fall in the category of aldehyde harness and harness the brain, such as high water absorbing film. Chamois leather made with oil (Traditional fish oil) on the SIM it easy to produce. aldehydes instead of leather colors to make it.
Synthetic - tanned leather is tanned using aromatic polymers such as Novolac or Neradol this section and white film was invented when vegetable tannins are in short supply, such as during World War II. And melamine, amino resin - functional. Others fall into this category as well and They tend to fill the need of modern movie. Urea formaldehyde resin. - Be used to harness this discontent with the accumulation of formaldehyde-free realized.
Alum - tanned leather is tanned using aluminum salts mixed with a variety of Binders such as starch and protein yolk Etc. purists confirm that alum - tanned leather is technically "tawed". And not black as the material will rot in water. Very light film of the possible use of this process. But content is not allowed to make vegetable - Tanned leather.
Oil Tanning
Leather cleaning familiar (Chamois or 'chammy') is a dark and unsaturated oils like fish oil represents lever. Benefits of tanning oil. Free fatty acids or derivates glyceride which poly unsaturated unsaturation level is important because if there is too little. unsaturation oil will not be with the SIM. Therefore, the function only if there is oil. unsaturation crosslink itself is too much oil and solid fuel with oxygen, such as linseed.