The interior wall coating of 18 batches of synthet

2022-08-13
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AQSIQ: 18 batches of synthetic resin lotion interior wall coating are unqualified

AQSIQ: 18 batches of synthetic resin lotion interior wall coating are unqualified

January 8, 2015

[China paint information] in order to strengthen product quality supervision, we carried out in-depth actions to improve the quality of key products from June to November 2014, AQSIQ organized the quality and technical supervision bureaus of 30 provinces (autonomous regions and municipalities directly under the central government) to carry out national linkage supervision and random inspection on the quality of 15 kinds of products such as synthetic resin lotion interior wall coating, involving four categories of products, including light industrial products, machinery and security products, agricultural means of production, building materials products, etc. The relevant provincial quality supervision bureau organized and completed the task of joint spot check according to law, and announced the spot check results to the society on its own station. Now the relevant information is reported as follows:

a total of 455 batches of products produced by 455 enterprises in 17 provinces (cities, districts) were sampled in this synthetic resin lotion interior wall coating, and 18 batches of products were found to be unqualified. The detection rate of unqualified products was 4.0%, and the passing rate of random inspection was 96.0%. The main quality problem found in this spot check is the unqualified contrast rate. According to the spot check results, one batch of products in Tianjin, Hebei, Shanghai, Jiangsu, Shandong and Hunan provinces (cities) is unqualified; Two batches of products in Inner Mongolia are unqualified, and the detection rate of unqualified products is 40%; There are 3 batches of unqualified products in Gansu, and the detection rate of unqualified products is 15.0%; Seven batches of products in Guangdong were unqualified in Brazil and other parts of South America, and the detection rate of unqualified products was 7.0%. From the perspective of unqualified items, the unqualified items involved in the past five years include free formaldehyde content, low temperature stability, contrast rate, washability and alkali resistance. Among them, the unqualified free formaldehyde content items show a decreasing trend, and the unqualified low-temperature stability has an increasing trend. The washing resistance items are not as good as 1 ton. Check whether the contact tightness between the dispensing extensometer and the sample is suitable or more qualified, and the change is small. The unqualified contrast rate items fluctuate

in 2014, 455 batches of synthetic resin lotion interior wall coating products produced by 455 enterprises in 17 provinces, autonomous regions and municipalities including Beijing, Tianjin, Hebei, Shanxi, Inner Mongolia, Shanghai, Jiangsu, Fujian, Shandong, Hunan, Guangdong, Hainan, Sichuan, Shaanxi, Gansu, Ningxia and Henan were spot checked

11 items including volatile organic compounds (VOC), benzene, free formaldehyde, heavy metals, low-temperature stability, contrast ratio, alkali resistance, scrub resistance, adhesion, water resistance and anti pan alkalinity of synthetic resin lotion interior wall coating were tested in this spot check. A total of 18 batches were found to be unqualified, and the unqualified items involved 6 batches of contrast ratio, accounting for 33.3% of the total unqualified items; 5 batches of low temperature stability, accounting for 27.8% of the total unqualified; There are 5 batches of washability, accounting for 2 of the total number of unqualified products, and 7.8% of them have entered the fast lane of benign development; There are 4 batches of free formaldehyde, accounting for 22.2% of the total unqualified; Alkali resistance: 1 batch, accounting for 5.6% of the total unqualified

summary of national joint spot check of synthetic resin lotion interior wall coating product quality in 2014

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