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553 results about "Absorbing element" patented technology

In mathematics, an absorbing element (or annihilating element) is a special type of element of a set with respect to a binary operation on that set. The result of combining an absorbing element with any element of the set is the absorbing element itself. In semigroup theory, the absorbing element is called a zero element because there is no risk of confusion with other notions of zero. In this article the two notions are synonymous.

Absorbing element for sanitary products, having expandable pockets containing superabsorbent material and manufacturing process

An absorbent element for the absorption of body fluids in sanitary articles comprises a first layer of sheet material presenting an array of hollowed formations (16) with respective mouth parts, as well as masses (18) of superabsorbent material that is able to expand as a result of the absorption of body fluid, which are set in the aforesaid hollowed formations (16). A second layer of sheet material (12) is applied on the first layer of sheet material (10) so as to cover the mouth parts of the hollowed formations (16). At least one of the layers of sheet material (10, 12) is permeable to body fluids to enable the body fluids themselves to penetrate into the hollowed formations and be absorbed by the masses of superabsorbent material (18) that expand in the hollowed formations (16), creating a first level of absorption of body fluids. The second layer of sheet material (12) is compliant in an area corresponding to the mouth parts of the hollowed formations (16) and enables further expansion of said masses of superabsorbent material (18) beyond said hollowed formations (16) so as to create a second level of absorption of body fluids. The first layer (10) and the second layer (12) of sheet material are connected to one another by adhesive formations (14c) that leave the mouth parts of the hollowed formations (16) at least partially free.
Owner:FAMECCANICA DATA SPA

Absorbing element for sanitary products, having expandable pockets containing superabsorbent material and manufacturing process

An absorbent element for the absorption of body fluids in sanitary articles comprises a first layer of sheet material presenting an array of hollowed formations (16) with respective mouth parts, as well as masses (18) of superabsorbent material that is able to expand as a result of the absorption of body fluid, which are set in the aforesaid hollowed formations (16). A second layer of sheet material (12) is applied on the first layer of sheet material (10) so as to cover the mouth parts of the hollowed formations (16). At least one of the layers of sheet material (10, 12) is permeable to body fluids to enable the body fluids themselves to penetrate into the hollowed formations and be absorbed by the masses of superabsorbent material (18) that expand in the hollowed formations (16), creating a first level of absorption of body fluids. The second layer of sheet material (12) is compliant in an area corresponding to the mouth parts of the hollowed formations (16) and enables further expansion of said masses of superabsorbent material (18) beyond said hollowed formations (16) so as to create a second level of absorption of body fluids. The first layer (10) and the second layer (12) of sheet material are connected to one another by adhesive formations (14c) that leave the mouth parts of the hollowed formations (16) at least partially free.
Owner:FAMECCANICA DATA SPA

Nearinfrared-ray absorbing galss, element, light filter and their production method and copper-contained glass

InactiveCN1508087AGood color sensitivity correction characteristicsIncreasing the thicknessOptical filtersSpectral transmittanceThinning
Provided are near-infrared light-absorbing glass in which good color compensating characteristics are maintained even without containing harmful arsenic, permitting the thinning of the glass, and having good weatherability and forming properties; a near-infrared light-absorbing element comprised of such glass; a near-infrared light-absorbing filter employing such glass. Also provided, at low cost, are near-infrared light-absorbing glass permitting good color compensating, a near-infrared light-absorbing element comprised of such glass, and a near-infrared light-absorbing filter comprising such elements. The glass comprises cationic components with a certain composition as well as F<-> and O<2-> as anionic components. Alternatively, the glass is near-infrared light-absorbing glass, wherein the glass exhibits properties, based on a thickness of 0.5 mm, in the spectral transmittance of wavelengths of 400 to 700 nm, that wavelength, at which a 50 percent transmittance is exhibited, is less than 630 nm, transmittance at a wavelength longer than said wavelength is less than 50 percent, transmittance at a wavelength shorter than said wavelength is higher than 50 percent and the viscosity at a liquid phase temperature is 0.5 Pa.s or more. The near-infrared light-absorbing element is comprised of such glass. The near-infrared light-absorbing filter comprises a glass plate comprised of such glass. Alternatively, the glass is comprised of fluorophosphate glass or phosphate glass, and comprises 0.1 weight percent or more of copper based on CuO, 0.005 to 0.5 weight percent of iron based on Fe2O3, 0.01 to 1 weight percent of antimony based on Sb2O3, and no arsenic.
Owner:HOYA CORP
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