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Active clays (examples)

acid clay acid-treated montmorillonite clay activated clay alumina aluminum sulfate and phosphate attapulgite bentonite calcium stearate activated kaolin halloysite silica or silica gel zeolite zinc chloride and nitrate

Phenolic resins (examples)

novolaks para-octylphenol resin bis-Phenol A as an admixture para-phenylphenol resin polyphenylphenol as a trace contaminant para-tertiary phenol resin

Aromatic carboxylic acids (examples)

benzoic acid diphenic acid and metal salt compounds thereof (zinc, aluminum, and calcium) naphthoic acid salicylic acid substituted salicylic acids

Organic acids (examples)

gallic acid maleic acid malonic acid succinic acid

Addition product with phenol for color developers on the CF

oleﬁns (e.g., limonene, alpha-terpinene, diyinylbenzene, various isomers of diisopropenylbenzene, terpenes, and 4-vinyl-1-cyclohexene)

Polyvalent metal salt (magnesium, aluminum, and zinc) of carboxylated terpenephenol resin

Inorganic dispersing agents (examples)

organic dispersing agents such as carboxylic acid types (polyacrylic acid), polymaleic acid types (styrene-maleic anhydride copolymer), di-tertiary acetylene glycol, and sulfonic acid types (naphthalene-sulphonic acid salts) used in conjunction with coatings of acid clays on the CF sodium hexamethaphosphate sodium pyrophosphate sodium silicate sodium tripolyphosphate

UV absorbers (examples)

2-(2-hydroxyphenyl) benzotriazoles used in the active clay formulation

Inorganic pigment on the CF

chalk (calcium carbonate) kaolin talcum titanium dioxide zinc oxide zinc sulfide zirconium dioxide

Organic pigment on the CF

melamine/formaldehyde condensates urea/formaldehyde condensates

Defoamer used to augment coating (example)

sulfonated castor oil

Dyes or color formers (examples)

acyl auramines acylleucophenothiazines alpha- and beta-unsaturated aryl ketones azaphthalides basic mono azo dyes BLASB—10-benzoyl-N,N,N',N'- tetraethyl-3 ,7-diamino-10H-phenoxazine chromogenic azaphthalide compounds diaryl phthalides diphenylmethanes dithio-oxamide di[bis-(indoyl)ethyleneyl]tetraholophthalides ﬂuoran derivatives (3-dialkylamino-7-dialkylamylﬂuoran) green lactone 3-(indol-3-yl)-3-(4-substituted aminophenyl)phthalides indolyl bis-(indoyl)ethylenes