anhydride

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anhydride

 [an-hi´drīd]
a compound derived from a substance, usually an acid, by removal of a molecule of water.

an·hy·dride

(an-hī'drīd),
An oxide that can combine with water to form an acid or that is derived from an acid by the abstraction of water.

an·hy·dride

(an-hī'drīd)
An oxide that can combine with water to form an acid or that is derived from an acid by the abstraction of water.
References in periodicals archive ?
Keywords Anhydride group, Amide group, Cellulose, Cotton, Infrared spectroscopy, Soybean oil
Materials.--Cytochrome C from equine and bovine heart, normal and sickle cell hemoglobin, sinapinic acid, acetic anhydride, amino acids (serine, cysteine, tyrosine, threonine, asparagine, glutamine, lysine, arginine, histidine, and glycine), urea, pepsin, and n-butylamine were purchased from Sigma (St.
Fischer (1960) describes the kinetics of the reaction of monoepoxy substances with anhydrides by a zero-order equation.
The new compounds are alkyl oleates linked to succinic anhydride, or AOSA.
In this study the grafting of maleic anhydride onto elastomeric ethylene-octene copolymer (EOR) was carried out in a twin-screw extruder.
Makes three anhydrides and an amine epoxy curing agent: dodecenylsuccinic anhydride, hexahydrophthalic anhydride, methylhexahydrophthalic anhydride, and a cycloalaphatic diamine known as Millamine 5260.
One of these systems includes isopropylthioxanthone (ITX), 2,3-dimethyl maleic anhydride (DMMA), and N-methyl-N,N-diethanolamine (MDEA) (4).
In this work, the homogeneous model system involves a simple addition reaction mechanism leading to an exothermic reaction between epoxide and anhydride activated groups.
In these perspectives, for instance, the anhydride grafting of polyolefins is the subject of many studies (1-3).
Offers formulated liquid amines, polyamides, anhydrides, and Lewis acids, both filled and unfilled.
CE's reportedly can outperform aromatic amine and anhydride curing agents in epoxy systems that are less expensive than CE homopolymers ($15/lb) or bismaleimides.
Generic hardeners include modified aliphatic and cycloaliphatic polyamines, polyamides and polyamide solutions, amidopolyamines, and anhydrides. Choices available within hardener categories allow formulating with a complete range of handling characteristics and final cured properties.