Examples of 'dihydric' in a sentence
Meaning of "dihydric"
dihydric (adjective): Chemistry terminology used to describe a compound containing two hydroxyl groups or reacting as if it has two hydroxyl groups
Show more definitions
- Containing two hydroxyl functional groups.
How to use "dihydric" in a sentence
Basic
Advanced
dihydric
Dihydric phenols are preferred for advancement reactions.
Examples of suitable dihydric phenols are listed above.
Such polyoxyalkylene alcohols are generally dihydric alcohols.
Representative examples of dihydric phenols include the following.
Dihydric alcohols are alcohols containing two hydroxyl groups.
Preferably the polyhydric alcohol is a dihydric alcohol.
A variety of dihydric phenols may be used.
It consists predominantly of a mixture of monohydric and dihydric phenols.
Included here are preferably dihydric or higher polyhydric polyols.
Any dihydric phenol can be used in forming polyhydroxyethers.
The pitch often contains dihydric phenols.
The above dihydric phenols may be used alone or in combination.
They are preferably monohydric or dihydric alcohols.
Monohydric alcohols or dihydric alcohols are preferable among polyhydric alcohols.
It consists predominantly of a reaction mass of monohydric and dihydric phenols.
See also
The polyol may be any dihydric or polyhydric alcohol.
Advantageously the epoxy resin is a polyglycidyl ether of a dihydric phenol.
Examples of polyhydric and dihydric alcohols are given below.
The alcohol starting material is preferably a monohydric or dihydric alcohol.
Process for recovery of dihydric phenols from thermoplastic polymers.
Suitable polyepoxides also include a diglycidyl ether of dihydric bisphenol.
Examples of suitable dihydric phenols include those listed above.
Dihydric alcohols are preferred.
Suitable carbonate precursors and dihydric phenols are those disclosed above.
The dihydric phenols employed to prepare aromatic carbonate polymers are known.
Significant attention has been directed to the commercial manufacture of dihydric phenols.
The polyol is preferably a dihydric to tetrahydric aliphatic cycloaliphatic or aromatic polyol.
The preferred diluents are the boric acid esters of dihydric alcohols.
The diarylcarbonate and dihydric alcohol are first mixed in a reactor vessel.
Dihydric phenols have achieved significant success in many commercial applications.
The diglycidyl ethers of dihydric phenols represent a kn class of epoxy resins.
He produced early prototypes by reacting toluene diisocyanate reacted with dihydric alcohols.
These dihydric phenols are used being dissolved or dispersed in an aqueous alkali solution.
Significant attention has been directed to the commercial preparation of the dihydric phenols.
The preferred dihydric alcohol to be employed in the advancing reaction is monoethyleneglycol.
The polyesters are polycondensation products of an aromatic dicarboxylic acid and dihydric alcohol.
Yield of the dihydric phenol was obtained in accordance with the following equation.
The copolyestercarbonates are prepared utilizing the standard dihydric phenol and carbonate precursor.
The dihydric phenols have achieved significant success in their commercial applications.
Preparation of advanced epoxy resins and dihydric phenols in the presence of phosphonium compounds.
These dihydric phenols may be used alone or in admixture of two or more kinds.
The comonomer can also comprise dibasic carboxylic acids and dihydric alcohols.
Said monomeric polyol can be a dihydric aliphatic alcohol or a dihydric polyalkylene glycol.
Dihydric alcohol such as ethylene glycol or propylene glycol may be added to those skeletons.
A variety of diaryl carbonates and dihydric phenols are used to create polycarbonates of varying properties.
Such diglycidyl ethers are made by reacting epichlorohydrin and a dihydric phenol with caustic.
These dihydric phenols may be used singly or in combination of two or more species.
Certain derivatives of phenolphthalein have also been used as dihydric phenols to prepare polycarbonate resins.
The ususal dihydric phenols useful in preparation of aromatic polycarbonates are also available here.
An epoxidized naturally occurring oil is combined with effective amounts of monohydric and dihydric alcohols.
