Examples of 'carboxylic anhydride' in a sentence
Meaning of "carboxylic anhydride"
Carboxylic anhydride: a compound containing a functional group with a central carbon atom double-bonded to an oxygen atom and single-bonded to another oxygen atom
How to use "carboxylic anhydride" in a sentence
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carboxylic anhydride
Cyclic carboxylic anhydride groups are particularly preferred.
A polymer backbone having cyclic carboxylic anhydride groups.
The carboxylic anhydride is preferably acetic anhydride.
One way utilizes a polyisocyanate with a carboxylic anhydride.
The alkyl carboxylic anhydride acts as a surfactant.
The preferred method is treatment with a carboxylic anhydride.
A carboxylic anhydride such as acetic anhydride is preferably added as an auxiliary agent.
In a preferred application the carboxylic anhydride is used as an acylation agent.
The carboxylic anhydride concentration of polymerization mixture determines the degree of polymerization.
Other examples are copolymers of an unsaturated carboxylic anhydride with an olefin.
The carboxylic anhydride acid chloride is preferably trimellitic anhydride acid chloride.
Following reaction with the cyclic carboxylic anhydride a semiester is obtained.
An carboxylic anhydride prepared by this process can be used for various applications.
The anhydride contains at least two cyclic carboxylic anhydride groups.
A carboxylic anhydride and a titanium halide are reacted with the solution to obtain a solid product.
See also
Preferred are those polysiloxanes which contain terminal carboxylic anhydride groups.
In the present invention, a carboxylic anhydride is used as an acyl group donor.
In the above formula E may be substituted with one or more additional carboxylic anhydride groupings.
The unsaturated carboxylic anhydride may, for example, be maleic anhydride or fumaric anhydride.
The lanthanide oxide is coated with an alkyl carboxylic anhydride coating as hereinbefore.
Examples of carboxylic anhydride or acid monomers which represent the planar species are shown below,.
It is also preferred that the carboxylic anhydride be non-toxic.
According to a first form, product ( B ) is a polyolefin grafted with an unsaturated carboxylic anhydride.
A preferred alpha-beta olefinically unsaturated carboxylic anhydride reagent is maleic anhydride.
Advantageously, A is a copolymer of ethylene, of an alkyl ( meth ) acrylate and of an unsaturated carboxylic anhydride.
Among these, carboxylic acid groups and carboxylic anhydride groups are particularly preferable.
An amorphous wax modified with a carboxylic acid and / or a carboxylic anhydride.
Namely, as the carboxylic anhydride ( 4 ), preferred is acetic anhydride or butyric anhydride.
Thioester bond, reaction between a mercaptan and a carboxylic anhydride.
In one non-limiting example, the scavenger is a carboxylic anhydride or copolymer of carboxylic anhydride.
The wax ( F ) preferably contains, ( F1 ) an olefin wax modified with carboxylic acid or carboxylic anhydride.
Molar ratio of reagents, Stoichiometry between the acid + carboxylic anhydride functions and the isocyanate functions.
Preference in this respect is given to hydroxyl, amino, epoxy, and carboxylic anhydride groups.
Such functional groups include hydroxyl, carboxyl, carboxylic anhydride and ketene groups.
Such functional groups include hydroxyl, amino, epoxy, carboxyl, carbonate ester, and carboxylic anhydride groups.
Process according to claim 1 to 4, wherein said carboxylic anhydride is acetic anhydride.
Maleic anhydride or itaconic anhydride when, f1 is a carboxylic anhydride function ;.
Process according to claim 1, characterized in that that the carboxylic anhydride used is acetic anhydride.
A process according to claim 20, characterized in that the aliphatic carboxylic anhydride is acetic anhydride.
The compound prepared in ( D ) is reacted with carboxylic halide, carboxylic anhydride or lactone.
In addition, an extra curing agent can be used, e.g., a carboxylic anhydride.
In another embodiment, the C3-C12 a, B-ethylenically unsaturated carboxylic anhydride monomer is maleic anhydride.
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Examples of using Anhydride
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Control of acetic anhydride and potassium permanganate
A second layer containing a maleic anhydride copolymer
This simple acid anhydride is a colourless liquid
Examples of using Carboxylic
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You get a carboxylic acid and an amine
Other single or complex oxygenfunction carboxylic acids
In ketonic decarboxylation carboxylic acids are converted to ketones
