Examples of 'primary hydroxyl groups' in a sentence
Meaning of "primary hydroxyl groups"
primary hydroxyl groups - In chemistry, primary hydroxyl groups are functional groups consisting of an -OH group attached to a primary carbon atom. These groups play a significant role in organic chemistry reactions and are important in the structure and properties of various compounds
How to use "primary hydroxyl groups" in a sentence
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primary hydroxyl groups
In these materials primary hydroxyl groups are preferred.
It is a polyhydric alcohol containing four primary hydroxyl groups.
The proportion of primary hydroxyl groups needed for a particular use varies.
Suitable triols can contain three primary hydroxyl groups.
This introduces primary hydroxyl groups and increases the reactivity of the polyether towards isocyanate groups.
The polycaprolactone polyester polyols are terminated by primary hydroxyl groups.
This oxidation pretreatment converts primary hydroxyl groups of the celluloses to carboxylate groups.
The hydroxyl groups of the alkanol groups are preferably primary hydroxyl groups.
The sucrose molecule contains three primary hydroxyl groups and five secondary hydroxyl groups.
This material is a tetrafunctional block copolymer surfactant terminating in primary hydroxyl groups.
Subsequent condensation reactions involve primary hydroxyl groups present on the dextran molecule.
Preferred polymeric components are dendritic polymer components comprising primary hydroxyl groups.
The reagent selectively reacts with per facial primary hydroxyl groups in presence of secondary hydroxyls.
The subsequent reaction with ethylene oxide provides the necessary content of primary hydroxyl groups.
Typically, the primary hydroxyl groups are functionalised.
See also
A core polyol results that has six primary hydroxyl groups.
In such polyols there are two primary hydroxyl groups and 4 secondary hydroxyl groups.
This publication describes the oxidation of carbohydrates with primary hydroxyl groups.
The polyether contains approximately 90 % primary hydroxyl groups and has a hydroxyl number of 28 . Polyol D,.
Poloxamer is a difunctional block-polymer terminating in primary hydroxyl groups.
Such a copolymer may contain a proportion of primary hydroxyl groups as described before.
In addition, the amine will normally be substantially free of primary hydroxyl groups.
Preferably, lactide can selectively react with the primary hydroxyl groups in the hydroxyl containing compounds.
The method of claim 1, wherein said fatty acid polyol predominantly contains primary hydroxyl groups.
Secondary hydroxyl groups in PPG are less reactive than primary hydroxyl groups in polyethylene glycol.
Preferably, the polyether triols contain at least one or at least two primary hydroxyl groups.
Low-molecular polyols having 2 to 4 primary hydroxyl groups are preferred.
It further contains at least two hydroxyl groups, preferably primary hydroxyl groups.
In contrast, however, 1,3-propane diol possesses only primary hydroxyl groups and no prochiral centres.
In a preferred embodiment, the reactive compound contains one primary amino and three primary hydroxyl groups.
The resin composition of claim 1, wherein said resin ( A ) has primary hydroxyl groups and cationic groups.
In most circumstances, Rʹ is such that the terminal groups are primary hydroxyl groups.
The selection of catalyst can affect the number of primary hydroxyl groups present.
In an embodiment, the first polyol comprises primary hydroxyl groups.
In an embodiment, the second polyol comprises primary hydroxyl groups.
For example, the polyol may have at least three primary hydroxyl groups.
Refer to highly reactive polyols having more than 60 % primary hydroxyl groups.
A resin according to Claim 29, wherein the resin contains primary hydroxyl groups.
The carrier polyol contains at least 85 % primary hydroxyl groups.
Reaction products containing on average from EPMATHMARKEREP - 0.4 to EPMATHMARKEREP + 0.4 primary hydroxyl groups are preferred.
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