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By Charles G. Gebelein, Tai Cheng, Victor Yang (auth.), Charles G. Gebelein, Tai C. Cheng, Victor C. Yang (eds.)
Polymers proceed to teach nearly striking versatility. we've got continually identified that polymers can be used for trinkets, toys and dishes. Now, even though, we're not shocked to come across those adaptable mate rials in nearly each position we glance. we discover them in our automobiles, instruments, digital units, construction fabrics, and so forth. using polymeric mate rials in drugs can also be good documented in prior books through one of many Editors (Gebelein) and via others. Likewise, using polymeric mate rials in pharmaceutical purposes, in particular in managed free up structures, can be good confirmed. however, using those ubiquitous chemical compounds is much much less ob vious within the box of cosmetics, even if sleek beauty arrangements count seriously on polymers and this pattern is sure to extend. This e-book brings jointly a lot of the fundamental details on polymers in cosmetics and compares this utilization with comparable functions in pharmaceutical and scientific functions. Cosmetics, like medication and pharmacy, dates again to antiquity. we will locate makes use of of perfumes, balms and ointments in numerous previous books, equivalent to the Bible. for instance, using ointments and balms is famous greater than thirty 8 instances, and perfumes and comparable fabrics are mentioned at the least twenty 9 occasions within the Bible.
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Additional info for Cosmetic and Pharmaceutical Applications of Polymers
4. R. Y. Lochhead, Cosmetics & Toiletries, 103, 23 (1988). G. G. Greth and J. E. Wilson, J. App1. Po1ym. , 5, 135 (1961). R. Hart and D. Timmerman, J. , 28, 638 (1958). J. C. Salamone, W. Vo1kson, A. P. Olson and S. C. Israel, Polymer, 19, 1157 (1978). 37 lCITYLIIE-DERIVED POLYKERS FOR PERSONAL CARE APPLICATIONS Mohammed Tazi, Robert Login, Stephen Kopolow GAF Chemical Corporation 1361 Alps Road Wayne, NJ 07470 USA Acetylene is a versatile intermediate in the synthesis of polymers with end-uses in the cosmetic and toiletries industry.
Delivery forms and polymer requirements are different in each case. 28 Table 1. Fixative polymers major applications Application Polymers Commonly Used Hairspray Vinyl Acetate/Crotonic Acid/Vinyl Neodecanoate Copolymer Octylacrylamide/Acrylates/BAEMA Copolymer Alkyl Esters of PVK/MA Copolymer Gel PVP and PVP/VA Copolymers Polyquaternium- 4, 10, 11 Mousse Polyquaterium- 4, 10, 11 PVP/VA Copolymer Octylacrylamide/Acrylates/BAEMA Copolymer Alkyl Esters of PVM/KA Copolymer Lotions PVP and PVP/VA Copolymers Polyquaternium- 4, 10, 11 Vinyl Acetate/Crotonic Acid Copolymer 2.
3. Lather lubricity and density are improved, the stability is also excellent. 4. Surfactant behavior coupled with unique interfacial gelatin formation of associative structures, and postulated rapid oil emulsification are important attributes of lather enhancement. 5. These polymeric surfactants are very mild to skin and eyes, even at high concentrations. 6. New and perhaps milder personal care cleansing products can be formulated. A new and alternative technology for lather enhancement is born and in development.
Cosmetic and Pharmaceutical Applications of Polymers by Charles G. Gebelein, Tai Cheng, Victor Yang (auth.), Charles G. Gebelein, Tai C. Cheng, Victor C. Yang (eds.)