Exposure of free formaldehyde of the hottest Shang

2022-08-18
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Exposure to excessive free formaldehyde in Shanghai adhesive products

the Shanghai adhesive product tour also includes 9 product standards for additives GB 9685, enamel, ceramics, glass, plastic (resin), paper and paperboard, metal, paint and coating, rubber and other material products

July 31, 2009

[China paint information] in the second quarter of 2009, Shanghai Municipal Bureau of quality and technical supervision conducted a survey on the production Special supervision and random inspection were carried out on the quality of adhesive products sold. A total of 45 batches of products were sampled, and 15 batches were unqualified after inspection. The main unqualified items include free formaldehyde, bonding strength/shear strength and so on

it is understood that free formaldehyde has strong irritation to skin, eyes and respiratory props, and some people may have allergic reactions. The International Center for research on cancer has listed it as a suspected carcinogen in human beings. This monitoring found that 6 batches of free formaldehyde exceeded the standard, such as the nominal "Weishen" polyvinyl acetate lotion produced by Shanghai Weishen decorative materials factory on March 18, 2009, and the nominal "Yimin brand" polyvinyl acetate lotion produced by Shanghai meierli building materials Co., Ltd. on January 11, 2009. The free formaldehyde exceeded the standard, and the quality problem was serious

bond strength/shear strength is the most important index to measure the physical properties of adhesive products. Unqualified products may cause the peeling or peeling of wallpaper, ceramic tiles and other decorative materials, which cannot achieve the expected use effect. The monitoring found that 9 batches of bond strength and 2 batches of shear strength were unqualified. Among them, the nominal 50kg/piece of "Nanxing" 801 construction glue produced by Shanghai Xiaoyan adhesive factory has been unqualified for two consecutive times

it is reported that the Shanghai MU10 Municipal Bureau of quality and technical supervision has asked the relevant district and county quality and technical supervision departments to deal with the enterprises whose products are unqualified in the spot check in strict accordance with the provisions of relevant laws and regulations and rectify within a time limit. Track and inspect the handling of unqualified products of relevant enterprises to ensure that unqualified products exit the market and create a reassuring consumption environment for consumers

in the second quarter of 2009, since 2019, each batch of Shanghai adhesive steel should be subject to a tensile test agent. The product quality supervision and random inspection list of qualified products and enterprises

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