Catalog: UV Preparations | |
| web www.flockenhaus.de uv-preparations and their application in the textile ... the filament of the electric bulb and the latter begins to illuminate to ... are thrown into the flame of a burner and the bluish-red flame immediately turns ... the range of 380 to 780 nm below 380 nm and above 780 nm light is invisible to the ... human eye and one differentiates accordingly above ... 780 nm infra red light and below 380 nm ultra violet light the ... a short wave radiation of about 254 nm and b a long wave radiation of about 366 ... give rise to unexpected shin burns and also damage the eyes for this last ... the fluorescence of many natural and artificially produced materials ... a uv-dyestuff is applied to a piece of fabric the dyestuff is invisible to the human ... i.e the marked position illuminates and can be seen by the human eye wherever ... | |
| be marked with small ribbons or threads and the clothing manufacturers receive an ... marked in this manner in the form of fabric or money if the clothing manufacturer ... clear to the machinist for furriers and carpet dealers the marking of furs and ... with uv-luminescent dyestuffs and the marking will be invisible and ... g under the lining if the fur is stolen and subsequently recovered the lining need ... only be unpicked and the fur examined at the appropriate ... from evaporating the more absorbent a fabric is the higher the standard of fastness ... the adhesive strength and absorbency is better on wood paper ... fabric and carpets than on glass or polished metal ... carpets and pictures should be marked on the back ... be better to unpick the lining slightly and to mark the inside of the fur the ... | |
