Vaseline was invented in the 19th century and since then, for a man faithfully.Essentially, this means a mixture of liquid and solid carbohydrate.Get his way to connect all the oil (the only exception is castor) with solid paraffin hydrocarbons.Then the product is thoroughly clean.This typically is sulfuric acid or a special kind of clay that has a whitening effect.
Externally petrolatum ointment is yellowish or gray-brown.It is characterized by a creamy luster and is characterized by a lack of smell and taste.
Types
Vaseline petroleum jelly is known to us from grandmother's first-aid kits, it is not unique.Today there are several types of this product:
- Cosmetic Vaseline.
- Vaseline.
- petroleum jelly.
That's the last we'll talk more.
features and properties of the product
Vaseline Technology (GOST 38.0156-79) differs least cleaning.That's why he has a peculiar color - brown.Furthermore Vaseline Technical characterized by a pungent odor (with notes of kerosene).This homogenous mass resembling ointment is often used as a lubricant.In its composition it contains additives, protecting against corrosion and promotes better adhesion to the surface to be treated.
Keep in mind that when working with this type of petroleum jelly should avoid contact with skin.Because it can cause irritation and itching.Also, remove the tool will not be so easy, because it is practically insoluble in water.
Among the properties possessed technical Vaseline, are the following:
- resistance to acids and alkalis.As shown by laboratory tests, such technical ointment can withstand the impact of about 3 hours.
- Vaseline technical not soluble in water and glycerine, hardly soluble in alcohol, but the ester oil and chloroform are the best solvents for this facility.
- has a moisture repellent properties resulting in excellent protection against rust workpieces.
- Differs good frost resistance.It can withstand temperatures from - 40 to + 45 degrees.
Vaseline Technology: Application means
This tool is widely used in various areas of our lives.
- They are often impregnated paper and fabric in the manufacture of electrical engineering.
- It is used to produce lubricants with different plasticity and resistant to oxidants.For example, it can prevent the oxidation of the battery terminals.
- This tool is used in the glass industry.
- It is often added as a softener in the rubber mixture.
- Vaseline coated exterior surfaces of mechanisms, if they have to transport, or in cases of long-term storage.
- Often it is used in the manufacture of materials which are intended for insulation.
As you can see, petroleum jelly, the price of which leaves 2120 rubles per 25 kg, is able to perform a variety of functions, which is not possible without a stable production process.
