What kind of pigments were used to paint buildings in ancient times?

Raw lacquer (natural lacquer), slightly called "earth lacquer", also known as "national lacquer" or "lacquer" it is from the knee tree cut milky white gelatinous liquid Hugh, once in contact with the air turned brown, a few hours after the surface dried and hardened to produce lacquer skin. After a few hours, the surface of the lacquer dries up and hardens to produce lacquer skin. The economic value of raw lacquer is very small, with corrosion resistance, abrasion resistance, acid resistance, solvent resistance, heat resistance, water insulation and good insulation, glossy waiting for sex, is the military, industrial equipment, agricultural machinery and cypress, capital construction, handicrafts and civilian furniture, such as high-quality polyester. It is also one of the important materials exported by our country traditionally, and it is famous in the world for its high quantity and good quality.

Lacquer is China's special forest products, a long history. According to records have been thousands of years of history. Yuan dynasty Jin Qiu Yan "learn ancient chapter one said:" ancient no pen and ink, to bamboo quite mat lacquer book bamboo." Han Fei Zi ten over the said Yuan wrote: "Yao Zen world, Shun change, as a food utensils, chopping wood and cut the ......, as if the tool black as a tool, ...... Shun Yang world, Yu received, as a sacrificial vessel, lacquer its outside and Zhu Gulch its inside. " In our country unearthed artifacts of lacquer, from the order also has a history of more than two thousand years, color and lustre as new, far from modern synthetic lacquer can be won the beauty, it is called "the king of paints".

China's exquisite lacquerware and lacquer-making techniques, as far as the Han and Tang dynasties to Japan, Korea; Thailand, Burma, India and France, Germany, Italy and other Eurasian countries. For example: Japan's Shokurain so far Xun collection of China's Tang Dynasty gold paint lacquer, gold and silver flat off. Also known as the European continent's Robert, Martin family of lacquer ware, its production style is imitated our country, which is the European people called the Central European mixture of "Rococo'' art style.

China's wringing people on the production and use of lacquer has a long history, and has a wealth of experience in cultivation, harvesting and production, but in the long feudal rule and nearly a hundred years of imperialist plunder and the Kuomintang reactionary rule of the preservation of the lacquer production has always been in the dispersal of the wild resources and the "hundreds of miles of thousands of a catty roll," the little production and management mode, the development was very slow. After the liberation, the party and the people's government attached great importance to the production of lacquer, with the development of the national economy, the state formulated the development plan for the production of lacquer, formulated the management of lacquer, acquisition and distribution of methods, both the development of the mountainous areas of the economy, but also to support the needs of socialist construction and foreign trade.