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In the process of using silicone rubber, the substances migrating to food include small molecule volatile siloxane, siloxane oligomer and high degree of polymerization of siloxane with large molecular......
2021-08-19In China, the existing relevant standards for the determination of alkyl siloxane are shown in the following table. For the determination of polydimethylsiloxane in animal and vegetable oils, the Chin......
2021-08-19Siloxane is a kind of organic compound containing (R2SiO) X structure, its main chain is formed by (-Si-O-Si-) bond, R represents methyl, phenyl and other organic groups, when the R group on the silic......
2021-08-19According to the latest industry monitoring report released by the National Strategic Alliance for Green Development of Silicon Industry (SAGSI), the total production capacity of China's organosilicon......
2021-08-19Polydimethylsiloxane (PDMS), because of its good mechanical properties, optical properties and chemical stability, and easy to process molding, low price, has increasingly become the preferred materia......
2021-08-17Cyclopentamyldimethylsiloxane (D5) is used in cosmetics mainly as an emollient and skin/hair conditioner due to its good skin feeling, conditioning and volatile properties. I. Safety evaluation of ......
2021-08-17Everyone wants healthy hair, and the main definitions of healthy hair are: fat, shiny, soft, and easy to manage. In our daily life, hot dye, electric blow, unreasonable wash protect, ultraviolet ray, ......
2021-08-16First, the causation and treatment of the mixing glue 1. Improper coordination Such as curing agent, accelerator dosage is too much; 2. Improper operation of rubber mixing Such as mixing machi......
2021-08-16There is a direct link between the transparency of the key glue and the transparency of the white carbon, you can choose the better transparency of the white carbon. In terms of formula and process......
2021-08-12Cause: Due to the greater permeability of silicone rubber, especially the precipitation of silica compound, with the increase of relative humidity in the air, the water content of the compound also li......
2021-08-12(1) The vinyl content in the rubber is not enough or the vinyl content of the raw rubber itself is not evenly distributed, so that the rubber does not reach the positive sulfur point when it is vulcan......
2021-08-12Because of rubber mixing, all kinds of additives have not been evenly dispersed, at the same time, because the rubber macromolecular chain by the rubber mixer shearing, tearing, friction and other ......
2021-08-12As one of the most commonly used biomaterials, silicone is increasingly used in health care and medical fields due to its excellent properties in biological compatibility and other properties. Glob......
2021-08-11One of the most important steps in denture making is to take an impression of the tooth and reproduce the shape of the tooth outside the mouth before making a denture. At this point, the precision of ......
2021-08-11May someone will ask, why Europe and the United States and other developed countries is so widely used silicone kitchen utensils, and the use of domestic people poor, this is mainly because the domest......
2021-08-10
