Examples of 'propylene random' in a sentence
Meaning of "propylene random"
propylene random: This phrase does not seem to have a standard meaning or context in English. It could potentially be a misspelling or misunderstood combination of words
How to use "propylene random" in a sentence
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propylene random
Propylene random copolymer for film applications.
Process for the preparation of propylene random copolymers.
Propylene random copolymer composition comprising.
The propylene copolymer of fraction a is preferably a propylene random copolymer.
Desirably a propylene random copolymer shall be obtained as defined below.
The propylene copolymer material in the present foams preferably comprises a propylene random copolymer.
Propylene random copolymer.
Various proposals for propylene random copolymer have already been made.
Most preferably, the polypropylene composition consists of the propylene random copolymer.
The propylene random copolymers of the invention are advantageously produced in the gas phase.
Preparing in a first stage a propylene random copolymer, and.
A propylene random copolymer having the following properties,.
Preferably, the comonomer in the propylene random copolymer is ethylene.
A propylene random copolymer according to claims 1 or 2 wherein the comonomer is ethylene.
Further, in the inventive propylene random copolymer the comonomer is ethylene.
See also
Preferably, the polyolefin comprises a propylene copolymer, more preferably a propylene random copolymer.
The inventive propylene random copolymer can be unimodal or multimodal, like bimodal.
In the second and preferred embodiment, the base resin is a propylene random copolymer.
As stated above the propylene random copolymer is preferably multimodal, like bimodal.
If these comonomers are randomly distributed within the polymeric chain, a propylene random copolymer is obtained.
In a first stage a first propylene random copolymer or propylene homopolymer is prepared, and.
In one embodiment of the invention component ( A ) is a propylene random copolymer.
The " a " layer is an ethylene propylene random copolymer containing about six percent ethylene.
In a preferred embodiment matrix phase ( A ) consists of a single propylene random copolymer.
Caps and closures comprising a propylene random copolymer, and a method for producing them.
At least the second propylene polymer ( W ) is preferably a propylene random copolymer.
Accordingly the propylene random copolymer may comprise more than one comonomer, for instance two.
The polymers prepared comprise propylene homopolymers, propylene random copolymers and propylene block copolymers.
A propylene random copolymer according to claim 2 having an ethylene content of 6 wt. % or lower.
In the first polymerisation stage the first propylene random copolymer ( V ) is produced.
In this case the propylene random copolymer has an ethylene content of 1 to 6 wt %.
First polymerisation stage In the first polymerisation stage the first propylene random copolymer ( V ) is produced.
With the above defined process, a propylene random copolymer / propylene random copolymer mixture can be produced.
Use according to claims 7 or 8, wherein the base resin is a propylene random copolymer.
The comonomer content of the second propylene random copolymer ( W ) can not be directly measured.
The multi-layered article of any of the preceding claims wherein component ( A ) is a propylene random copolymer.
According to the invention, the propylene random copolymer of layer B has long chain branches.
A propylene random copolymer according to claims 1 to 4 having an ethylene content of 6 wt. % or lower.
The expanded granules of claim 12, wherein the propylene random copolymer is formed from a butene comonomer.
A propylene random copolymer according to claim 1 having a melting temperature Tm of 135 °C or higher.
From the perspective of flexibility, a propylene random copolymer is particularly preferred for the innermost layer 13a.
The multi-layered article of claims 1 or 2 wherein component ( A ) is a propylene random copolymer.
Alternatively, the propylene random copolymer may be a terpolymer, e . g.
Preferably, propylene homopolymer fraction ( A ) has a higher MFR2-value than the propylene random copolymer fraction ( B ).
In case of component a being a propylene random copolymer the comonomer content is from 2 to 6 wt %.
Preferably, the propylene random copolymer fraction ( B ) is produced in a gas phase reactor.
Moreover, the term " propylene copolymer " encompasses propylene random copolymers, heterophasic polymers and mixtures thereof.
Hence, preferably polymer ( B ) is a propylene random copolymer or a heterophasic propylene copolymer.
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