Examples of 'dimethyl terephthalate' in a sentence
Meaning of "dimethyl terephthalate"
dimethyl terephthalate - a chemical compound commonly used in the production of plastics
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- A benzene ring which is modified by replacing each of two diametrically opposed hydrogen atoms with COOCH₃.
How to use "dimethyl terephthalate" in a sentence
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dimethyl terephthalate
Preferred are dimethyl adipate and dimethyl terephthalate.
Dimethyl terephthalate is further preferred from the economic standpoint.
To this melt is added one equivalent of dimethyl terephthalate.
The dimethyl terephthalate is separated as crystals from the reaction vessel.
The preferred aromatic diacid derivative is dimethyl terephthalate.
The ethylene glycol and dimethyl terephthalate are subsequently recovered overhead.
All of the polymers were synthesized using dimethyl terephthalate.
The fibers were made from dimethyl terephthalate by transesterification with ethylene glycol.
An example of a suitable ester is dimethyl terephthalate.
Dimethyl terephthalate in molten form is directly metered into the first vessel.
A said dicarboxylic acid diester may comprise dimethyl terephthalate.
The melt polymerization processes using dimethyl terephthalate and terephthalic acid are also summarized below.
The dicarboxylic acid can be terephthalic acid or dimethyl terephthalate.
PET can also be made using dimethyl terephthalate and ethylene glycol.
The preferred organic acid is terephthalic acid or its ester dimethyl terephthalate.
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Adding water to the dimethyl terephthalate stream ; and.
This polyester film is a polyethylene terephthalate made from ethylene glycol and dimethyl terephthalate.
A method for recovering dimethyl terephthalate comprising the steps of,.
The integrated intensities of the peaks matched the amount of the dimethyl terephthalate added.
In another embodiment, dimethyl terephthalate may be used as the starting material.
In a preferred embodiment, the aromatic dicarboxylic acid is dimethyl terephthalate or terephthalic acid.
For example, dimethyl terephthalate can be utilized instead of terephthalic acid.
Especially preferred is dimethyl terephthalate.
A lOg pellet of dimethyl terephthalate ( DMT ) containing lg of PVDC was added to begin a run.
These glycols can not be cleanly separated from dimethyl terephthalate by ordinary distillation.
Preferably, the dicarboxylic diester, which is reacted with a diol to prepare a precondensate, is dimethyl terephthalate.
Since dimethyl terephthalate is fairly soluble in hot DMF, it resulted in good crosslinking.
In another embodiment, the reactants comprise dimethyl terephthalate and ethylene glycol.
The dimethyl terephthalate referred to herein may contain up to 25 mol % dimethyl isophthalate.
It is similarly possible to use derivatives of these dicarboxylic acids, for example dimethyl terephthalate.
For example, if dimethyl terephthalate is used, methanol is produced.
The acid component can be fulfilled by the ester thereof, such as with dimethyl terephthalate.
Providing a dimethyl terephthalate stream, the stream containing dimethyl terephthalate, catalyst, and ethylene glycol ;.
In this EXAMPLE, a combination of hydrazine and dimethyl terephthalate was employed together.
Dimethyl terephthalate ( DMT ) has been produced in a number of ways.
Summary of the Invention A process for recovering dimethyl terephthalate ( DMT ) is disclosed.
The older process used dimethyl terephthalate ( DMT ) and ethylene glycol ( EG ) as starting materials.
Mixtures of m-sodiosulfobenzoic acid, sodiosulfoisophthalic acid, dimethyl terephthalate and ethylene glycol ;.
Dimethyl Terephthalate ( DMT ) was used as received from Invista.
Polybutylene terephthalic is generally prepared commercially by a polycondensation reaction of dimethyl terephthalate with 1,4-butanediol.
The purified recovered dimethyl terephthalate exhibited a degree of purity of 99.9 % by weight or more.
The process according to claim 21, wherein the dicarboxylic acid diester comprises dimethyl terephthalate.
Preferably, the dialkyl ester is dimethyl terephthalate ( DMT ).
These poly ( ether ester ) s are typically prepared by polycondensation of PEG, butanediol and dimethyl terephthalate.
To 100 parts of the reaction product, 2 parts of dimethyl terephthalate was added.
Such polymers often made by a copolymerization between a diol ( ethylene glycol, 1,4-butane diol ) with dimethyl terephthalate.
This material is a highly crystalline polymer obtained from the polycondensation of dimethyl terephthalate with 1,4-butanediol.
Preferred diacids and alkyl esters include terephthalic acid ( TPA ) or dimethyl terephthalate ( DMT ).
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Examples of using Terephthalate
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A film of polyethylene terephthalate was applied to this layer
Biliner bottles are cobalt blue polyethylene terephthalate
Polyethylene terephthalate fibers may also be employed
