Examples of 'polyphenyl' in a sentence
Meaning of "polyphenyl"
Polyphenyl refers to a compound containing multiple phenyl groups
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- Many phenyl groups in a molecule
How to use "polyphenyl" in a sentence
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polyphenyl
Terphenyl and higher polyphenyl derivatives.
A polyphenyl sulfide could be coated with a nylon polymer composition.
Especially useful are polymethylene polyphenyl polyisocyanates.
Methylene bridged polyphenyl polyisocyanates are well known in the art.
Examples of suitable higher functionality polyisocyanates are polymethylene polyphenyl isocyanates.
Quercetin is a polyphenyl extracted from apples.
Examples of polyethers include polyethylene glycol and polyphenyl ether.
The polymethylene polyphenyl isocyanate is added in order to lower viscosity.
A process for the production of polymethylene polyphenyl polyisocyanates is disclosed.
Polymethylene polyphenyl isocyanate has been found to give the composite resin more reactivity and rigidity.
Solid organic polyisocyanate composition comprising dimerised polyphenyl polymethylene polyisocyanate.
A polyphenyl mixture can contain the compounds shown in Fig.
The solvent was then vacuum distilled to produce the final polymethylene polyphenyl polyisocyanate.
No polyphenyl polymethylene polyisocyanate is present in example 1 thereof.
Most modern diffusion pumps use silicone oil or polyphenyl ethers as the working fluid.
See also
Monofunctional terminated polyphenyl ethers can be prepared according to procedures described in literature J. Org.
Characterised in that the solid organic polyisocyanate composition comprises dimerised polyphenyl polymethylene polyisocyanate.
Gas chromatogram of an actual polyphenyl mixture, as it comes out of a reactor.
The undistilled bottoms fraction from the first thin film evaporator contains polymethylene polyphenyl polyisocyanate.
Especially preferred are methylene-bridged polyphenyl polyisocyanates, due to their ability to crosslink the polyurethane.
Particularly preferred for inclusion with the triol and diol polyols mixture is polymethylene polyphenyl isocyanate.
A method for producing methylene-bridged polyphenyl polyamines, the method comprises the steps of.
The polymeric MDI is generally a mixture of diphenyl methane diisocyanate and polymethylene polyphenyl polyisocyanate.
Preferred polyisocyanates are diphenyl methane diisocyanates, polyphenyl polymethylene polyisocyanate and toluene polyisocyanates and mixtures thereof.
It is, therefore, preferred that the aromatic polyisocyanate also include polymethylene polyphenyl isocyanate.
Also particularly preferred are polyphenyl polymethylene polyisocyanates ( PMDI ).
Representative polymers of this type include polysulfones, polyether sulfones, and polyphenyl sulfones.
Such mixtures include polymethylene polyphenyl polyisocyanates ( crude or polymeric MDI ).
Process according to claim 7 wherein the organic polyisocyanate is methylene bridged polyphenyl polyisocyanate.
An example, polyphenyl mixtures.
Alternatively, the aryl may be other forms of polyphenyl diphenyl.
Fig 1, Thin-layer chromatogram of a polyphenyl mixture and of the various fractions distilled from it.
Providing aqueous stream comprising methylene-bridged polyphenyl polyamines and.
Polyphenyl sulphide ( PPS ) such as that marketed by Phillips under the trade name RYTON ®.
Sodium caprylate, dipropylene glycol, decyl alcohol and polyphenyl methyl siloxane.
Also, polymethylene polyphenyl isocyanates such as those of the structure, where n = 1 to 3 can be used.
Alternatively, polyvinyl acetate, polycyclohexyl methacrylate or polyphenyl methacrylate, or the like may also be used.
Polymethylene polyphenyl isocyanate ( PAPI 27 ) is purchased from Dow Chemicals, Inc.
A polyisocyanate composition according to claims 1-4 wherein said polyisocyanate further comprises a polyphenyl polymethylene polyisocyanate.
A process for the production of polymethylene polyphenyl polyisocyanates ( PMDI ) is disclosed.
Examples of suitable higher polyisocyanates are 1,2,4-benzene triisocyanate and polymethylene polyphenyl isocyanate.
Such mixtures include polymethylene polyphenyl polyisocyanates ( crude MDI ).
A method according to claims 1-5 wherein the other polyisocyanate composition is a methylene bridged polyphenyl polyisocyanate.
Such mixtures include polymethylene polyphenyl polyisocyanates ( Polymeric MDI ).
The process of claim 22, wherein the isocyanate component is polymethylene polyphenyl isocyanate.
Preferably the amine is crude methylene-bridged polyphenyl polyamines ( also referred to as MDA ).
Examples of suitable higher polyisocyanates include 1,2,4-benzene triisocyanate and polymethylene polyphenyl isocyanate.
Home > Product line > Milk > Polyphenyl sulfone bottle.
Examples of suitable higher polyisocyanates are 1,2,4-benzene triisocyanate and polyethylene polyphenyl isocyanate.
Especially, a mixture of diphenylmethane diisocyanate ( MDI ) and polymethylene polyphenyl polyisocyanate is called as crude MDI.
