Examples of 'polymer block' in a sentence
Meaning of "polymer block"
polymer block: A solid piece or component made of polymer, a large molecule composed of repeating structural units
How to use "polymer block" in a sentence
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polymer block
The polymer block serves as a hydrophilic region.
A crystal portion may be present in the polymer block.
The ionic hydrophilic polymer block may also be polyethyleneimine.
Anionic styrene polymerisation to obtain the hard polymer block.
This polymer block may be constituted of a homopolymer or of a random or block copolymer.
The first of the three blocks is a hydrophilic polymer block.
The polymer block was subsequently disintegrated in a blender followed by repeated sedimentation to remove fines.
The butadiene used herein must produce a polymer block with a low vinyl content.
This permits polymer block formation on the same time scale as polymer propagation.
The butadiene used herein must produce a polymer block with a high vinyl content.
The hydrophobic polymer block is obtained from at least one of the monomers cited above.
Preferably, the hydrophilic polymer block is nonionic.
The A polymer block comprises one or more monovinylidene aromatic monomers.
The thermoplastic polymer block comprises,.
B ' is a polymer block containing predominantly conjugated diolefin monomer units ;.
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Further, a crystal portion may be present in the polymer block.
Double bonds in the polymer block made of the conjugated diene monomers may be hydrogenated.
Further, a crystal part may be present in the polymer block.
The hydrogenation state of the polymer block Y may be partial hydrogenation or complete hydrogenation.
In some embodiments, at least one of such blocks is a gradient polymer block.
Preferably the A polymer block contains no comonomers.
Thus, the structure of the cells in the finished expanded polymer block is round.
A represents a polymer block of a mono alkenyl arene;.
In addition, such shuttling agents result in production of the shortest possible polymer block lengths.
That is, the polymer block lengths are substantially identical.
The product of claim 1 wherein the conjugated diene polymer block is substantially free of unsaturation.
A " is a polymer block containing predominantly monoalkenyl aromatic hydrocarbon monomer units ;.
The method according to claim 1, wherein said vinyl aromatic polymer block is polymerized from styrene.
A terminal polymer block comprising vinyl aromatic hydrocarbon monomer contributed units ;.
In these embodiments, the modified micelle comprises polyol polymers modified to contain a hydrophobic polymer block.
In this embodiment, the resulting polymer block is highly linear, leading to advantaged properties.
The polymer block ( a ) is constituted of a constitutional unit derived from an aromatic vinyl compound.
At least one hydrophobic organic polymer block B, which is essentially nonionic, and.
The polymer block ( ii ) has a high ethylene content and is therefore generally crystalline.
The A block in the hydrophobic triblock copolymer ( A ) is a hydrophilic polymer block.
Additionally, the polymer block requires the inclusion of further material to act as binder.
Polymerisation of butadiene ( and / or isoprene ) must produce a polymer block with a high vinyl content.
The nonionic hydrophilic polymer block may be of polyoxyalkylenated type, for instance polyoxyethylene.
The hydrogenation of the carbon-carbon double bonds causes the polymer block ( b ) to have crystallinity.
The ionic hydrophilic polymer block is preferably chosen from ( meth ) acrylic acid.
Multiblock copolymers of the present invention contain poly ( amino acid ) blocks and a water-soluble polymer block.
The polymer block 76 has apertures bored therethrough in corresponding relation to each light detector.
Preferably, the hydrophobic polymer block is an homo-polymer.
Resulting polymer block ratios Stoiciometric ratios for reaction product,.
Preferably, the hydrophilic polymer block is an homo-polymer.
The styrene polymer block content obtained herein is referred to as an “ Os value ”.
In particular, the methacrylic acid ester contained in the polymer block ( C ) is preferably methyl methacrylate.
The aromatic vinyl polymer block ( I ) is comprised of aromatic vinyl monomer units.
Thus, crosslinks can be more selectively introduced into the polymer block ( A ) constituting the hard segment.
Following polymerisation the polymer block containing hollow glass spheres was blended as described under ( b ).
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