Examples of 'hydroxyl value' in a sentence
Meaning of "hydroxyl value"
hydroxyl value: A measurement used in chemistry to quantify the amount of hydroxyl groups present in a compound. It is commonly used in the analysis of alcohols and organic compounds
How to use "hydroxyl value" in a sentence
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hydroxyl value
Hydroxyl value flexibility after punching xxx xxx.
A method of measuring the hydroxyl value will be explained.
The degree of polymerisation may be indicated by the hydroxyl value.
The hydroxyl value can be calculated using the following equation.
Tg was varied along with hydroxyl value.
The hydroxyl value may range between any combination of these values inclusive of recited values.
The product is cooled and its hydroxyl value is determined.
The progress of the reaction was traced by the amine value and the hydroxyl value.
The product is analyzed for its hydroxyl value prior to further reaction.
The number average molecular weight was calculated from this hydroxyl value.
A hydroxyl functional polyester resin has a hydroxyl value that is higher than its acid value.
The detailed measurement settings are the same as those for measuring the hydroxyl value.
The hydroxyl value can be determined according to a method described in Examples.
A carboxylic acid functional polyester has an acid value that is higher than its hydroxyl value.
This results in a hydroxyl value of substantially 0.
See also
Therefore, the ester compound preferably has a certain amount of hydroxyl value.
The hydroxyl value of the crystalline polyester resin can be measured as follows, for example.
The unmodified polyester resin preferably has a hydroxyl value of 5 KOHmg / g or more.
The hydroxyl value is then calculated according to the following equation, EPMATHMARKEREP where.
In the present invention, the acid value and the hydroxyl value are on a solid basis.
The hydroxyl value is measured under the following measurement conditions shown in Table 1.
This yielded an oligomeric mixture having a hydroxyl value of about 325.
A hydroxyl value was calculated based on the results according to the following numerical formula ( I ).
The reaction was stopped when the hydroxyl value reached 5 mgKOH / g or less.
The Hydroxyl Value can then be calculated according to the following equation, EPMATHMARKEREP.
The polyester polyol preferably has a hydroxyl value of less than 250.
A hydroxyl value based on remaining hydroxyl groups was about 26.
The polyester polyol preferably has a hydroxyl value of greater than 200.
A check of the hydroxyl value showed about 13, which should have been sufficient for continued polymerization.
It is particularly preferred that the diol has the average hydroxyl value of from 45 to 65.
The hydroxyl value is calculated from ( total acetylables value + tertiary amine value ) - total amine value.
The reaction is continued at this temperature until the hydroxyl value goes below 20 mgKOH / g.
The hydroxyl value of the unmodified polyester ( PE ) is preferably 5 or more.
The remaining unreacted 5 to 20 % of hydroxyls impart a high residual hydroxyl value to the alkyd polymer.
If the hydroxyl value is less than 5 mg KOH / g, the stain resistance may decrease.
The composition of claim 1 wherein the polyurethane polyol has a hydroxyl value less than 25.
Preferably, the polyester has a hydroxyl value of at least 1 mg KOH / g of the polyester.
The hydroxyl functional intermediate polyester resin had a hydroxyl value of 164.5.
The acid value and hydroxyl value of a polyester resin can be determined according to JIS K 0070.
The reaction was continued until a polyester having a hydroxyl value of 306 mg KOH / g was obtained.
When the hydroxyl value is more than 200, the curing occures in excess level.
The glyceride of claim 1 having a Hydroxyl Value of at least about 10.
The hydroxyl value of PETA used to prepare the above examples was 116 mg KOH / g.
The resin prior to dilution had a residual hydroxyl value of 30.6.
The determination of the hydroxyl value showed an average oligomer size of 20 to 30.
The resulting polyester mixture had an acid value of 0.3 and a hydroxyl value of 31.
The resulting water-soluble polymer had a hydroxyl value of 1.5 KOH-mg / g in terms of terminal hydroxyl group.
A paint pack as claimed in claim 2 in which the polymer has a hydroxyl value of 5 to 500.
Typically the hydroxyl value is at least 10 mg KOH / g.
The acrylic block copolymer should generally have a hydroxyl value of between 5 and 120.
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