SUBJECT INDEX 459 Base polyethylene glycol fluidity, 1 Bathochromic shifts in sunscreen chemicals, 209 Beeswax barrier cream component skin conductivity, 63 Behenyl derivatives cosmetic applications, 353 Bending hair extensional properties, 125 Benzoic acid (BA) percutaneous absorption, 141 skin penetration, 397 Bergamot linalool perfumes, 385 Bergapten in lotion skin tanning, 11 Biochemical engineering (book review), 351 Bioconversion skin provitamin, 333 Bischloroformate surface polymerization of keratin fibers, 263 Bleaching hair adsorption of cellulosic polymers, 233, changes in physical properties, 263, chemical, 179, photo, 179 keratin fibers damage, 247 Blond hair chlorination, 371 Bonding disulfide hair bleaching, 263, wool/chlorine reaction, 359 electron density polymers on hair, 233 extension of permed hair, 125 methyl p-hydroxybenzoate ionic, 83, covalent, 83 molecular orbital theory, 193 peptide wool/chlorine reaction, 359 Boron trifluoride ethyl ether complex refluxing solution synthesized copolymer, 419 Breaking hair fiber depilatory activity, 287 keratin fibers chlorination 359, 371 strength stratum corneum, 21 Bromine water tyrosine peptide bromination peptide bond, 359 Brown hair coloring bleaching, 179, chlorination, 371, depilatory action, 287, siloxane deposition, 247, triboelectric charge distributions, 341 Burning soap bar irritancy, 153 1,3-butadiene molecular orbit theory ultraviolet absorption by sunscreens, 193 1-butanol solvent nitrosation rates, 29 Butylmethoxy dibenzoylmethane sunscreen chemical absorbance, 209 Butyl p-hydroxybenzoate (BP) cosmetic preservative bactericidal effect of pigments, 83 Caffeine percutaneous absorption stratum corneum, 397 Candida microbial contamination mouthwash, 435 Candida albicans test organisms interactions of cosmetic pigments with preservatives, 83 Carbon polymers hair, 233 spectrum untreated skin, 295 Carbonyl groups in sunscreen chemicals, 193 Carboxylate aluminum chlorohydrate coordination sweat gland inhibition, 109 Carboxymethyl derivatives sodium iodoacetate, 99 Castor oil emollients polymers and lipids on stratum corneum membrane, 295 Cationic polymers adsorption on stratum corneum, 295, effect on hair surface modification, 341, electron spectroscopy of chemical analysis, 233, uptake by bleached fibers, 263 Cell count method effect of cosmetic pigments, 83 cuticle hair damage, 263 diffusion skin conductivity, 63 division and proliferation, 141 Centrimide broth microbial activity, 435 Cetearyl alcohol barrier cream component skin conductivity, 63 Cetylpyridinium chloride detergent solutions conductivity of skin, 63 Chapping skin damage effect of sodium lauryl sulfate, 63 Chemicals damage keratin fibers, 247 in vivo percutaneous absorption, 397 sunscreen, 193,209 Chemical absorbers sunscreens, 193 Chemical properties keratin fibers chlorination, 359 polymeric materials crosslinking, 163 stability nonionic surfactant systems, 419 Chitosan adsorption stratum corneum, 295 Chlorine effects on hair, 359, 371 friction measurements, 263 hair properties pH levels, 353 Chloroform hair sample purification triboelectric measurements, 341 solvent physical properties of hair, 263 with methanol stratum corneum disruption, 21 with triethanolamine/diethanolamine nitrite reaction, 29 Chloromethylisothiazolinone (CMIT) shampoo preservative stability testing, 307 Chloroxylenol antimicrobial activity skin cleansers, 353 Cholesteryl sulfate stratum corneum adhesion, 21 Circadian rhythm stratum corneum turnover time, 321 Cis-ocimene linalool dehydration perfumes, 385

460 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Clay pigments cosmetics, 385 Clostridium tetani bacterial infection talcum powder, 435 Cloud point nonionic surfactant, 419 Cocamidopropyl betaine shampoo ingredient preservative testing, 307 Coconut ethoxylated moisturizing properties, 353 Coefficient developed skin surface microrelief, 145 friction wool shrinkage, 359, twist method, 371 Cohesion corneocytes, 21 hair set bending deformation, 125 Collagen crosslinking, 163 degradation, 353 skin structural disorganization, 145 Color hair chemical and photobleaching, 179 melanin, 353 Coloriform bacteria toothpastes, 435 Combing hair triboelectric charge, 341, surface modification, 263 Comparator stratum corneum turnover time, 321 Composites keratin fibers two phase, 125 Computer ESR signals, 1 infrared imaging efficacy of cosmetic hair treatment, 353 Concentration allantoin preservative action of skin cleansers, 353 chlorination hair, 359, 371 crosslinks collagenous material, 163 depilatory action via thermochemical analysis, 287 didecylmethylamine oxide aqueous system, 43 disulfide hair reduction rate, 99 disulfide bonds hair wet strength, 263 linalool decomposition, 385 NO2 nitrosation rate, 29 polymers on hair, 233 preservative testing shampoos, 307 sodium hypochlorite solution iodometric analysis, 371 sodium lauryl sulfate effect on skin conductivity, 63 stratum corneum percutaneous absorption, 397 transmission spectroscopy energy absorption, 247 vitamin C and vitamin E receptor solution, 333 Conditioners didecylmethylamine oxide hair, 43 effect on hair, 247 polymers adsorption on stratum corneum, 295, substantivity, 233 Quatrisoft Polymer LM-200 skin and hair, 353 Conductivity electrical effect of barrier creams on excised skin, 63 skin biophysical characterization, 171 Cooked meat medium dehydrated microbial activity, 435 Copper hair sorption measurements, 263 Corneocytes adhesion, 21 size biophysical characterization of skin, 171 Cortex hair fiber damage, 263 shrinkproofing wool, 371 Corynebacterium antiperspirants efficacy of triclosan, 223 Coryneforms bacteria efficacy of triclosan, 223 Cosmetics behenyl derivatives, 353 cell division and proliferation, 141 effects on hair growth, 77 emulsions, 353 hair treatment efficacy, 353 irritation, 153,353 lotions nitrosation rates, 29 microbial contamination, 435, preservative, 353 pigments bactericidal effects, 83, linalool decomposition, 359 polyoxyethylene emulsifier, 419 skin cleansers microbiological preservatives, 353 solvents sunscreen absorbance, 209 stability preservatives, 307 Cream barrier effect on electrical conductivity, 63 depilatory action via thermochemical analysis, 287 evaluation skinfeel approach, 443 process development technique, 353 Creep measurement crosslinking in collagen, 163 test viscoelastic behavior of semisolids, 1 Crosslinking collagen rat tail tendon, 163 fibers depilatory activity, 287 protein exocuticle structure, 263 Crystallinity polymer, 163 Cuticle hair depilatory action, 287, fiber damage, 263 structure wool shrinkage, 359 Cysteine endocuticle structure hair damage, 263 residues hair reduction, 99