Examples of 'core polymer' in a sentence
Meaning of "core polymer"
core polymer: This term describes the main structural component or the central building block of a polymer molecule. It refers to the essential or key part of the polymer chain
How to use "core polymer" in a sentence
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core polymer
The core polymer is optionally crosslinked.
Polydimethylsiloxane is particularly preferred as a core polymer.
The core polymer may also be a silicone rubber.
It may be chemically bonded with the core polymer.
The core polymer can take a number of different forms.
Monomer composition of core polymer.
Core polymer or copolymer.
One or more shells can be polymerized on the core polymer.
It is preferred that the core polymer is a polymer or copolymer of an acrylate ester.
Chain transfer agents are also useful in forming the core polymer.
High levels of copolymerized acid in the core polymer result in several disadvantages.
The sheath polymer appeared as a continuous layer encapsulating the core polymer.
The sheath polymer and the core polymer can be in either output stream.
It is not required that the sheath polymer totally surround the core polymer.
Multistaged polymers containing a hydrophilic core polymer encapsulated by a hydrophobic shell polymer are known.
See also
The results showed a continuous layer of sheath polymer which encapsulated the core polymer.
The residue comprises core polymer having grafted thereto remnents of shell polymer.
The sheath polymer was low density polyethylene and the core polymer was polypropylene.
While the core polymer stays intact and forms a network of filaments in the final product.
The shell polymer fully encapsulates the core polymer and does not require a tiecoat layer.
The core polymer stays intact and forms a network of staple fibres in the final product.
The resin may be a low molecular weight hydrocarbon that is compatible with the core polymer.
Two stable monomer emulsions were prepared for the core polymer and the shell polymer respectively.
The core polymer has a lower Tg than the shell.
In certain embodiments, the core polymer is a cellulose polymer.
The core polymer preferably is polyolefin, nylon and polyester.
Cross-linking monomers may also be included in the core polymer.
Preferably, the core polymer comprises propylene or ethylene polymer.
That is, the composite matrix and the core polymer are molten.
Said linear core polymer is polymerized from a monomer composition selected from,.
In a preferred embodiment, no cross-linking monomer units are in the core polymer.
In this case also, the core polymer was made without a seed polymerization step.
Such monomers will typically comprise no more than 5 % or the mass of the core polymer.
Yielding the same ratio of shell to core polymer prepared by the in-situ method.
The core polymer may also comprise siloxane, optionally copolymerized with an alkyl acrylate.
The method according to claim 21 wherein the core polymer comprises methacrylic acid.
Preferably, the thread core polymer and / or the sheathing polymer is compounded with the composition.
The resin may be a low molecular weight hydrocarbon, which is compatible with the core polymer.
The core polymer is preferably a polymer of ( 2-methoxyethyl ) acrylate or ethylene glycol or is polydimethylsiloxane.
The most preferred acid-containing monomers for use in preparing the core polymer is methacrylic acid.
More preferably, the core polymer is polypropylene, homopolymer of polyethylene, nylon or polyester.
A method of Claim 47, wherein the sheath covers the entire surface of the core polymer.
In some preferred embodiments, the core polymer comprises isotactic polypropylene ( iPP ) homopolymer.
The core polymer is first emulsion-polymerized using monomers and concentrations described above for Technique No. 1.
In a preferred embodiment, 0.1 to 1 percent chain transfer agent is used in forming the core polymer.
Alternatively, a core polymer of the amphiphilic polymer may be cross-linked by photo-chemical means.
In a one litre reactor, water, initiator and core polymer were combined with stirring at 85°C.
The core polymer can be made of vinyl halide with a Tg of at least 50°C.
The ratio of core polymer to shell polymer was 1:7.
The core polymer emulsion so obtained was cooled to 25°C and filtered through a 100 mesh screen.
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