tetrachlorophthalic anhydride

tetrachlorophthalic anhydride

[¦te·trə¦klȯr·ə¦thal·ik an′hī‚drīd]
(organic chemistry)
C6Cl4(CO)2O A white powder with a melting point of 254-255°C; slightly soluble in water; used in the manufacture of dyes and pharmaceuticals and as a flame retardant for epoxy resins.
References in periodicals archive ?
phthalic anhydride (PA, 99%), and tetrachlorophthalic anhydride (C1PA.
The hydroxyesters with tetrachlorophthalic anhydride were in the form of orange waxy liquids with boiling points of 244 and 239[degrees]C, acid numbers of 41 and 45, and hydroxyl numbers of 51 and 44, respectively.
Similarly, the coats containing dispersants based on hydroxyester obtained from combination of PEG-1000 and tetrachlorophthalic anhydride retained lost only 5% of their gloss after exposure.
Table 3: Percentage of opacities and color strength (or) compatibility values for paint coats with epoxy white and PU metal coat resins and dispersing agents consisting of bi-, tri-, and tetrafunctional adducts and hydroxyesters % Pigment Bifunctional Trifunctional loading DA % Opacity Compatibility DA % Opacity PEG 1000 + Tetrachlorophthalic anhydride Epoxy white 40% A25 90.
Tetrathal tetrachlorophthalic anhydride is a versatile, permanent, low-cost flame retardant for polyester resins used in construction, transportation, and chemical and food equipment.
The polymerization process used to manufacture a new range of crystal-clear and colored acrylic molding compounds for automotive signal lights uses neither tetrachlorophthalic anhydride (TCPA) nor hexachlorobenzene (HCB).
Tetrathal tetrachlorophthalic anhydride is a reportedly versatile, permanent, low-cost flame retardant for polyester resins used in construction, transportation, and chemical and food preparation equipment.
Company also offers Tetrathal, tetrachlorophthalic anhydride, a reportedly versatile, permanent, low-cost flame retardant for polyester resins used in construction, transportation, and chemical and food preparation equipment.