4 strokes to purchase paint self-test and 5 small knowledge to identify waterborne wood paint
Home renovations require paint in many places, but many paints have serious quality problems. How do you get the right paint? Waterborne woodware products have been more and more recognized by consumers, but driven by interest, there are many counterfeit waterborne wood paint products that harm the market order. Consumers must keep their eyes open when they choose, and here are a few tips for you to identify:
Purchase paint self-test method
1, in the purchase to look at the ingredients, the composition of high-quality paint should be copolymer resin or pure acrylic resin. Don't forget to look at the product's shelf life.
2. After the lid is opened, the truly environmentally-friendly paint should be water-based, non-toxic and odorless, so if the user smells a pungent odor or industrial flavor, it is not an ideal choice.
3, a small amount of paint can be brushed to the cement wall, the coating is dry and then scrubbed with a wet rag, the real paint scrub resistance is very strong, rub a hundred or two times the coating appearance will not have a significant impact, and low-grade water-soluble paint Only a dozen times of rubbing occurs when the powder is removed or exposed. The paint is applied to the wall and the genuine color is as bright as new.
4, after a period of time, the surface of the authentic coating will form a very thick elastic oxide film, not easy to crack, and defective products will only form a thin layer of film, fragile, with a spicy smell. Mix the paint with a wooden stick and pick it up with wooden sticks. The high-quality paint will become fan-shaped when it goes down. Touch with your finger, authentic paint should feel smooth and delicate. The real paint does not have a pungent odor, and the low-grade water-soluble paints of counterfeit paints may contain formaldehyde and therefore have a strong pungent taste.
Five Tips for Identifying Waterborne Wood Coatings
1. From the appearance of the product, the waterborne wood lacquer is generally marked with water-based or water-soluble words. The English mark is water-based; and in the instructions for use of the product, the words that can be directly added with fresh water for dilution can be indicated. Counterfeit waterborne wood coatings cannot be diluted with fresh water due to the addition of solvent components.
2, from the color of the product, according to the production process of waterborne wood lacquer, general waterborne wood lacquer are produced using polymer modified emulsion technology or waterborne polyurethane dispersion technology. Water-based wood lacquer that uses a composition of acrylic and polyurethane as the main component, this product is generally light white or translucent; and 100% polyurethane water-based wood lacquer, which is generally translucent yellowish.
3, from the smell of the product, no smell is the most obvious waterborne wood paint a major feature, the general waterborne wood paint after opening the lid, the smell is very small, with a little bit of oil aroma. Counterfeit waterborne wood lacquers have strong irritating solvent tastes, and expired waterborne wood lacquers have a more sour odor.
4, from the product testing report, the general market in the formal waterborne wood lacquer products, before the listing, must pass the sampling inspection of authoritative testing agencies to determine whether the VOC content of its products really meet the requirements of the national mandatory standards. Therefore, when consumers purchase waterborne wood lacquer, they may request the manufacturer or distributor to provide a product inspection report with a CMA qualified testing agency. Counterfeit waterborne wood coatings cannot provide authoritative test reports at all.
5. From the certification of products, at present, the most authoritative product environmental certification in China is the certification of China's environmental label products. In the market, the products produced by strong waterborne wood paint manufacturers have passed the environmental labeling product certification.
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