Talc-based cementitious products: Effect of talc calcination
نویسندگان
چکیده
منابع مشابه
The biology of talc.
Data are presented on the effects on health of talc dusts from exposure in industry and use of talc-containing health products. The mineralogy of talc and the composition of cosmetic and industrial grade talc dusts are described. Studies in animals are reviewed, and epidemiological data are considered in relation to exposures that occur during industrial and consumer uses of talc dusts. Hamster...
متن کاملSystemic Distribution of Talc
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Talc deposits include asbestos minerals such as chrysotile and amphiboles that may be carried over into consumer products. Optical microscopy and x-ray diffraction analyses may not reveal their presence. Examples are given of electron microscopy procedures that permit detection and measurement.
متن کاملAsbestos in talc powders
Talc powder and soapstone may contain asbestos. Random samples taken in the course of the past ten years from materials in use in Germany revealed only low asbestos contents. The present paper is based on analyses of bulk sample carried out by the German Berufsgenossenschaften as part of their prevention activities. In about one quarter of the 57 talc powder samples and 35 soapstone samples ana...
متن کاملSterilization of Talc for Pleurodesis *
Although talc has been used as a pleurodesis agent since 1935, a sterilization protocol has not been established. We obtained USP asbestos-free talc from six different suppliers and sterilized each using dry heat, gamma irradiation, and ethylene oxide gas. Aerobic, anaerobic, and fungal cultures were obtained prior to sterilization, and 1, 30, and 90 days after sterilization. Bacillus species w...
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ژورنال
عنوان ژورنال: Journal of Asian Ceramic Societies
سال: 2015
ISSN: 2187-0764
DOI: 10.1016/j.jascer.2015.07.003