maleic acid

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ma·le·ic acid

A colorless crystalline acid, the cis-isomer of C4H4O4, used in textile processing and as an oil and fat preservative.

[From French acide maléique, alteration of acide malique, malic acid; see malic acid.]

maleic acid

(Elements & Compounds) a colourless soluble crystalline substance used to synthesize other compounds. Formula: HOOCCH:CHCOOH. Systematic name: cis-butanedioic acid
[C19: from French maléique, altered form of malique; see malic acid]

ma•le′ic ac′id

(məˈli ɪk)
a colorless, crystalline, water-soluble solid, C4H4O4, used to make synthetic resins and to dye textiles.
[1870–75; < French maléique, alter. of malique malic]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.maleic acid - a colorless crystalline compound found in unripe fruit (such as apples or tomatoes or cherries) and used mainly to make polyester resinsmaleic acid - a colorless crystalline compound found in unripe fruit (such as apples or tomatoes or cherries) and used mainly to make polyester resins
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
References in periodicals archive ?
The study considered the negative equilibrium constants (pK) of various reactions including chelation of cations by maleic acid and itaconic acid versus the P-precipitation reactions between P and the cations in soils.
They are based on either maleic acid esters of tall oil rosins or, much less frequently, gum rosins or hydrocarbon resins.
ACIDS: Maleic acid, citric acid, poly acrylic acid, HEBP.
Including this polymer within our major portfolio of polymers for hairspray, such as polyvinylpyrrolidone-based polymers and methyl vinyl ether and maleic acid (PVM/MA) copolymers, allows us to deliver a dynamic set of solutions to manufacturers of spray products, from a natural, flexible hold, to stiff hold.
Evaluation of scotchbond multipurpose and maleic acid as alternative methods of bonding orthodontic brackets.
The most promising formaldehyde free reagents nevertheless the polycarboxylic acids are 1234 BTCA and polymers of maleic acid.
high fibre, HF and high concentrate, HC) supplemented with either fumaric acid (FUM; 8 mmol/L) or maleic acid (MAL; 8 mmol/L) and different plant oils (35.
On June 6, the FDA banned 15 food products from Taiwan that were found to contain maleic acid.
MANILA -- The Philippine ban on 15 Taiwanese products contaminated with maleic acid has nothing to do with the May 9 fatal shooting of a Taiwanese fisherman, Malacanang said Monday.
Hong and Han have developed a composite consisting of a mixture of polypropylene resin and polylactic acid resin with ethylene-octene copolymers grafted to maleic acid and polylactic acid resins grafted to maleic acid.
In July 2012, the FDA released the results of tests it has conducted looking for salmonella, heavy metals, furans, pesticides, antibiotics, mycotoxins, rodenticides, nephrotoxins (such as aristolochic acid, maleic acid, paraquat, ethylene glycol, diethylene glycol, toxic hydrocarbons, melamine, and related triazines), and other chemicals and poisonous compounds.
We also examined whether the process of pH adjustment of plasma with generation buffer containing maleic acid affected the degradation activity.