Plastic advertising bags in the early days is relatively eas

Plastic advertising bags in the early days is relatively easy fire

Plastic advertising bags in the early days relatively easy to ignite, this drawback which seriously limits the scope of the products manufactured by it. The first successful high-temperature plastic can be "Bakelite." Leo Baekeland obtained the patent in 1909. In 1909, the United States first synthesized Bakelite Baekeland. In the 1930s, and the advent of nylon, and was called "the coal, air and water synthesis than spider silk thin, harder than steel, superior silk fibers." Their appearance after this invention and production of various plastic foundation.

Plastic bags of raw materials due to the development of advertising in the Second World War the petrochemical industry, plastic raw materials to the oil replaced coal, plastics manufacturing industry has also been rapid development. Plastic is a very light material, with low temperature heating to keep it soft, arbitrarily made into various shapes of things. Colorful plastic, light weight, not afraid to fall, economic and durable, it's available only to people's lives a lot of convenience, but also greatly promoted the development of industry. However, the invention of plastic less than 100 years, when people say that if the birth of ecstatic for them, but now they have to deal with flooding in life, to bring great threat to the human environment and the pains of things.

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