polysiloxane


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polysiloxane

/poly·si·lox·ane/ (-si´lok-sān) any of various polymeric siloxanes, particularly the silicones.
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The incorporation of clay nanoparticles in polysiloxane results in a gradual increase of the curing rate whereas in case of unfilled elastomer an "incubation period" followed by a sharp increase in the reaction rate was recorded.
Multiple DOEs were conducted to tailor the desired modified polysiloxane structure to its identified performance targets.
It is normally activated by heat to facilitate the hydrosilylation reaction between vinyl containing polysiloxane and hydride containing polysiloxane that crosslinks the rubber (refs.
Polysiloxane elastomers were prepared from commercially available Sylgard[R] 184 silicone elastomer (Dow Coming Corporation, Midland, MI).
This new polysiloxane paint--which has a backbone of two silicon atoms bonded to an oxygen atom--is already oxidized before it is used on the ship, said Larry Schuette, director of innovation at ONR.
The silicone oil is selected from the group consisting of cyclic polysiloxane and phenylmethylpolysiloxane while the volatile hydrocarbon oil is a mixture of isododecane and isohexadecane.
Since withdrawing from the Exatec joint venture with GE Plastics and setting up BayVision Bayer has also expanded its coating pilot plant at Uerdingen, focusing on polysiloxane wet coats, and now has a class 100 clean room able to apply flow coatings to 3D moulded polycarbonate components measuring up to 1.
A polysiloxane has a formula where each R1 is selected from alkyl, aryl and alkoxy groups having up to six carbon atoms, reactive glycidoxy groups and OSi(OR3)3 groups.
Comments: Perenol S 57 is a solvent-free, 100% active, polyether modified polysiloxane that exhibits excellent substrate wetting and reduction of surface tension of the liquid film.
Young's modulus of the ceramic matrix composites with polysiloxane based matrix at elevated temperature.
A new class of coating systems consisting of a zinc-rich primer topcoated with fast-dry, high-build (thick film) polyaspartics, polyurethane, or polysiloxane promises anti-corrosive results that are comparable in some situations with the three-coat systems.