siloxane

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siloxane

/si·lox·ane/ (si-lok´sān) any of various compounds based on a substituted backbone of alternating silica and oxygen molecules; in polymeric form they are polysiloxanes, and when the side chain substituents are organic radicals, they are silicones.
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The use of organomodified siloxanes extends the compounder's formulation freedom allowing to use two to six per cent less metal hydroxide still achieving UL 94 V-0 classification but gaining mechanical properties.
However, it has also been shown that organic su-perwetting surfactants are capable of effectively migrating to newly created interfaces to maintain low surface tension levels during application--a benefit not achievable with a traditional siloxane surfactant.
Development of a Structured Siloxane Defoamer Line Polysiloxane polymers possess many important properties that are excellent for defoaming efficacy.
Caroline has developed the use of FTIR to monitor siloxanes, which provides immediate results, resulting in significant cost savings in engine maintenance and repair.
1] is assigned to the silicon-oxygen and carbon-oxysen bonds and is a characteristic peak of siloxane.
Polyvinyl siloxanes are currently considered to reproduce the greatest detail of all the impression materials.
The effects of different chain length of siloxanes on the structures and properties of PU were also studied.
According to Mark Rawet, Tubing Business Development Manager at Watson-Marlow Bredel: ''The post-curing process we use to drive off the extractable linear and cyclic siloxanes generated in silicone tubing production guarantees a very high level of purity.
The gas is then sent through a set of temperature swing absorbers--carbon filters--and the carbon absorbs the siloxane.
To overcome these shortcomings, he and his colleagues start with siloxane building blocks that contain fluorine atoms.
Volatile Methyl Siloxanes (VMS) are a class of chemicals widely used in personal care products, the dry cleaning industry and as effective cleaning agents of electronic circuitry.
Total VOC and FOG emissions in parts per million (ppm), as well as the specific contribution of siloxanes to the VOC and FOG emissions, are quantified in table 3.