The various polyester furniture lacquers currently on the market are the general term for polyurethane lacquer (PU lacquer) and polyester lacquer (PE lacquer), but they are very different in terms of category, composition, raw materials, properties, application and curing mechanism. Big difference. Today, Jiuyuan Fang will tell you the difference between PU paint and PE paint:
In terms of raw material cost, polyester paint is higher than polyurethane paint, and in terms of performance, polyester paint is commonly known as "piano paint" in the industry, and has the advantages of good appearance, high hardness and high heat resistance. Polyurethane paint has insufficiency compared with polyester paint. Because the solid content of polyurethane paint is only 40-70%, the paint contains 30-60% organic solvent, which needs to be completely volatilized after coating, which is easy to pollute the environment.
The reason why everyone in the market today refers to the polyurethane paint as polyester paint pu, because the polyester paint imported from abroad more than ten years ago is widely welcomed by the market, and the merchants call the polyurethane paint polyester paint for various reasons. Just added the English mark "pu" behind it, which is well known throughout the paint industry, but ordinary consumers can't tell the difference between the two.
According to industry insiders, polyester paint has four paint buckets, one bucket of main paint and three buckets of matching products; there are few things for polyurethane paint, and most of the products currently on the market are single-component and two-component, that is, one by one. A paint bucket or two paint buckets form a group of products.
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