Examples of 'silanol' in a sentence
Meaning of "silanol"
silanol (noun): 'Silanol' is a chemical term referring to a functional group consisting of a silicon atom bonded to an oxygen atom and a hydroxyl group. Silanols are commonly found in silicate minerals and are important in various chemical reactions and industries
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- the silicon analogue of methanol SiH₃OH
- any hydroxy derivative of a silane, especially hydrocarbyl derivatives R₃SiOH; an organosilanol
How to use "silanol" in a sentence
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silanol
Preferred silanol condensation catalysts are organometallic compounds.
A blend of the ester with a silanol condensation catalyst.
A silanol cure condensation polymerization technique can be employed.
It no longer contains any measurable silanol functional group.
In both steps a silanol condensation catalyst is used as a catalyst.
Curing will polymerize the hydrolyzed silanol groups.
Derivatives of silanol type are also appropriate.
An exemplary composition has up to five percent silanol terminations.
It carries silanol groups on its surface.
Crosslinkable polyethylene composition comprising a silanol condensation catalyst.
Free silanol and unreacted methoxysilane are consumed in the process.
The hydrolysable functions are then converted into silanol functions.
Tests of the silanol serine complex on the proliferation of bacteria.
Condensation of threonine with a silanol.
The silanol condensation catalyst may be either an acid or a base.
See also
Subsequent condensation of silanol groups produces siloxane from silanols.
These functions are well known as being reactive with silanol functions.
These silanol condensation catalysts may be used individually or in combinations.
The silica particle is preferably modified with silanol radicals.
Process to remove silanol from the preparation of a modified polymer.
Hydrolysis of a silazane leads to the formation of a silanol and an amine.
The silanol groups may especially be substituted with hydrophobic groups.
Of course it is possible to simply add more silanol condensation catalyst.
These silanol groups may become ionized in the presence of the.
The compositions are prepared from silanol and silane cappers.
Silanol condensation catalysts and water scavengers also can be used.
The silicon derived from a silanol group has a hydroxyl group.
Silanol and water combinations have also been found particularly beneficial.
Hydrophilic silicas have a large number of silanol groups at their surface.
Silanol groups in inorganic phase can undergo a condensation reaction at high pH.
This reaction takes place between a silanol and silicon hydride.
The silanol polymer is produced either by a batch process or a continuous process.
According to a preferred embodiment the liquid consists of a silanol condensation catalyst.
They have silanol groups at the terminal positions of the polymer molecule.
These processes provide capping of a major proportion of the silanol groups.
A silane requires the presence of silanol residues in order to attach to the surface.
Silanol density is measured by plotting and integrating spectra in absolute intensity mode.
There is a need for an effective silanol removal process for such polymerizations.
The silanol group on the surface of the silica is masked by these reactions.
The hydrolysable functional groups are then converted into silanol functional groups.
The coating comprising silanol groups on the surface thereof will be described hereafter.
Alkoxysilanes are known to hydrolyze upon exposure to water to form reactive silanol groups.
The pore size and silanol concentration may be altered by heat treatment or calcining.
These compounds are hydrolysed in the presence of a catalyst to produce the silanol compounds.
The silanol group may then condense with a reactive site on a treated surface.
The resulting material possess hydrophilic properties due to a maximization of silanol groups.
The above crosslinking agent for silanol condensation can be used singly or as a mixture.
The silanol is grafted to the polymer chains during compounding and film extrusion.
These chemical species are suitable for converting siloxane bonds into silanol bonds.
Silanol groups may for instance be substituted with hydrophobic groups resulting in a hydrophobic silica.
