Examples of 'polyester polyol' in a sentence
Meaning of "polyester polyol"
Polyester polyol is a type of polymer substance used in the production of various materials, including foams, coatings, adhesives, and sealants. It is made by reacting a polyester with a polyol compound and is known for its versatility and durability
How to use "polyester polyol" in a sentence
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polyester polyol
The polyester polyol is based on phthalic acid.
An example of a suitable polyester polyol is butanediol adipate.
A polyester polyol can be prepared as already described.
The product of this reaction is a polyester polyol.
The polyester polyol does not contain a polycaprolactone.
Preferred is a polyol which is a crystalline polyester polyol.
One was a polyester polyol cured with a melamine resin.
Also contemplated are embodiments in which no amorphous polyester polyol is used.
The preferred polyester polyol is a diol.
Polyester polyol contains an ester unit.
The polyol is preferably a polyester polyol or an acrylic polyol.
The polyester polyol can be prepared generally as follows.
A preferred polyol is a polyester polyol.
Preferably the polyester polyol is an adipate polyester based polyol.
Also contemplated are embodiments in which no crystalline polyester polyol is used.
See also
Particularly preferred is a polyester polyol such as polycaprolactone polyol.
Polyester polyol contains hydroxyl groups as its reactive groups.
The resulting aromatic polyester polyol is a branched polyester.
They are preferably dissolved in the polyether polyol or polyester polyol.
Preferably a polyester polyol is also added to form the polyurethane.
The polyol mixture can include the aromatic polyester polyol.
The third polyester polyol is preferably an aromatic polyester polyol.
The polyol is classified into polyester polyol and polyether polyol.
The polyester polyol used according to the invention is preferably amorphous.
Such halogenated glycols may of course be part of a polyether or polyester polyol.
The polyol may also be a polyester polyol or a polytetramethylene glycol.
Polyester polyol may be used as a polyol component without further processing.
The polyol is preferably a polyester polyol or a polyether polyol or combinations thereof.
The high functional polyol can be a polyether polyol or a polyester polyol.
The aromatic polyester polyol has an aromatic polyester polyol backbone.
The polyurethane backbone is prepared from a difunctional polyester polyol and diisocyanates.
The first polyester polyol contains the residue of orthophthalic acid.
Examples of the polymer diol include polyether polyol and polyester polyol.
The second polyester polyol contains the residue of terephthalic acid.
The polyester polyurethane contains polymerized residues of a polyester polyol and a diisocyanate.
The polyester polyol preferably comprises at least four ester bonds.
The polyol intermediate is generally a liquid polyether polyol or a polyester polyol or combinations thereof.
The polyester polyol of the invention can be made in one or two steps.
The solvent is evaporated to yield the desired polyester polyol with low tin.
The polyester polyol is also characterized by the viscosity and by its molecular weight.
Polyether polyols are generally not chosen over polyester polyol resins due to reduced weatherability.
Any polyester polyol having a low functionality can be used in the present invention.
The oligomeric acid is then reacted with a monofunctional epoxy to produce the polyester polyol.
The polyester polyol is obtained by the reaction of a polyhydric alcohol with a polybasic acid.
A catalyst is generally included to promote the reaction between the polyisocyanate and the polyester polyol.
For example a polyester polyol can be prepared by esterification of a polyalkyleneglycol with a fatty diacid.
The coating compositions of the present invention comprise at least one phosphate functional polyester polyol.
The polyester polyol component in its broadest scope can be any polyester polyol.
Another preferred high MW polyol is a polyester polyol.
The polyester polyol may be prepared by reacting polyethylene terephthalate with oxyalkylene glycol.
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