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Japan wax
 
 
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Japan wax is a pale-yellow, waxy, water-insoluble solid with a gummy feel, obtained from the berries of certain sumac
Sumac

Sumac is any one of approximately 250 species of flowering plants in the genus Rhus and related genera, in the family Anacardiaceae. The dried berries of some species are ground to produce a tangy purple spice....
s native to Japan
Japan

Japan is an island country in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, People's Republic of China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south....
 and China
China

China is a Culture of China, an ancient civilization, and, depending on perspective, a national or multinational entity extending over a large area in East Asia....
, such as Rhus verniciflua (Japanese sumac tree) and R. succedanea (Japanese wax tree).

Japan wax is a byproduct of lacquer
Lacquer

In a general sense, lacquer is a clear or coloured varnish that dries by solvent evaporation and often a curing process as well that produces a hard, durable finish, in any sheen level from ultra matte to high Gloss and that can be further polished as required....
 manufacture. It is not a true wax
Wax

Wax has traditionally referred to a substance that is secreted by bees and used by them in constructing their honeycombs.It is an imprecisely defined term generally understood to be a substance with properties similar to beeswax, namely...
 but a fat
Fat

Fats consist of a wide group of compounds that are generally soluble in organic solvents and largely insoluble in water. Chemistry, fats are generally ester of glycerol and fatty acids....
 that contains 10-15% palmitin, stearin
Stearin

Stearin is a glyceryl ester of stearic acid, derived from animal fats created as a byproduct of processing beef.It can also be found in tropical plants such as palm....
, and olein with about 1% japanic acid (1,21-heneicosanedioic acid).






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Japan wax is a pale-yellow, waxy, water-insoluble solid with a gummy feel, obtained from the berries of certain sumac
Sumac

Sumac is any one of approximately 250 species of flowering plants in the genus Rhus and related genera, in the family Anacardiaceae. The dried berries of some species are ground to produce a tangy purple spice....
s native to Japan
Japan

Japan is an island country in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, People's Republic of China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south....
 and China
China

China is a Culture of China, an ancient civilization, and, depending on perspective, a national or multinational entity extending over a large area in East Asia....
, such as Rhus verniciflua (Japanese sumac tree) and R. succedanea (Japanese wax tree).

Japan wax is a byproduct of lacquer
Lacquer

In a general sense, lacquer is a clear or coloured varnish that dries by solvent evaporation and often a curing process as well that produces a hard, durable finish, in any sheen level from ultra matte to high Gloss and that can be further polished as required....
 manufacture. It is not a true wax
Wax

Wax has traditionally referred to a substance that is secreted by bees and used by them in constructing their honeycombs.It is an imprecisely defined term generally understood to be a substance with properties similar to beeswax, namely...
 but a fat
Fat

Fats consist of a wide group of compounds that are generally soluble in organic solvents and largely insoluble in water. Chemistry, fats are generally ester of glycerol and fatty acids....
 that contains 10-15% palmitin, stearin
Stearin

Stearin is a glyceryl ester of stearic acid, derived from animal fats created as a byproduct of processing beef.It can also be found in tropical plants such as palm....
, and olein with about 1% japanic acid (1,21-heneicosanedioic acid). Japan wax is sold in flat squares or disks and has a rancid odor. It is extracted by expression and heat, or by the action of solvent
Solvent

A solvent is a liquid or gas that dissolves a solid, liquid, or gaseous solute, resulting in a solution.The most common solvent in everyday life is water....
s.

Uses

Japan wax is used chiefly in the manufacture of candles, furniture polishes, floor waxes, wax matches, soaps, food packaging, pharmaceuticals, cosmetics
Cosmetics

Cosmetics are substances used to enhance or protect the appearance or odor of the human body. Cosmetics include skin-care Cream , lotions, Powder , perfumes, lipsticks, fingernail and toe nail polish, eye and facial makeup, permanent waves, colored contact lenses, hair colors, hair sprays and gels, deodorants, baby products, bath oils, bubb...
, pastels, crayons, buffing compounds, metal lubricants, adhesives, thermoplastic resins, and as a substitute for beeswax
Beeswax

Beeswax is a natural wax produced in the Beehive of honey bees of the genus Apis. Worker bees have eight wax-producing mirror glands on the inner sides of the sternites on abdominal segments 4 to 7....
.

Other names

Japan tallow; sumac wax; sumach wax; vegetable wax

Properties

Melting point =53°C

Soluble in benzene
Benzene

Benzene, or benzol, is an organic compound chemical compound and a known carcinogen with the molecular formula Carbon6Hydrogen6....
, ether
Ether

Ether is a class of organic compounds which contain an ether functional group ? an oxygen atom connected to two alkyl or aryl groups ? of general formula R?O?R....
, naphtha
Naphtha

Naphtha normally refers to a number of different flammable liquid mixtures of hydrocarbons, i.e. a distillation product from petroleum or coal tar boiling in a certain range and containing certain hydrocarbons, a broad term encompassing any volatile, flammable liquid hydrocarbon mixture....
 and alkalis. Insoluble in water
Water

Water is a common chemical substance that is essential for the survival of all known forms of life. In typical usage, water refers only to its liquid form or States of matter, but the substance also has a solid state, ice, and a gaseous state, water vapor or steam....
 or cold ethanol
Ethanol

Ethanol, also called ethyl alcohol, pure alcohol, grain alcohol, or drinking alcohol, is a volatility , flammable, colorless liquid....
.

Iodine value=4.5-12.6

Acid value=6-209

Saponification value
Saponification value

Saponification value represents the number of milligrams of potassium hydroxide or sodium hydroxide required to saponification 1g of fat under the conditions specified....
=206.5-237.5