摘要:
The pretreatment of an epoxy resin substrate for electroless copper plating comprises the steps of subjecting the epoxy resin substrate to a treatment with an aqueous solution including a chloride of iron and then subjecting the substrate to a treatment with an aqueous solution of a water soluble peroxide before sensitizing the epoxy resin substrate for electroless copper plating.
摘要:
A tobacco odor deodorizing perfume composition contains a mandarin orange essential oil or a mandarin orange essential oil fraction having its terpene hydrocarbons substantially removed therefrom.
摘要:
A tobacco odor deodorant contains the components of at least two component groups selected from five component of (I) octanal, nonanal and/or decanal, (II) linalool, (III) carvone, (IV) methyl anthranilate and/or N-methyl anthranilate, and (V) sinensal and/or orange peel essential oil sinensal fraction.
摘要:
A cigarette filter has filter sections including filter materials individually wrapped with plug wrap paper, forming paper for wrapping the filter sections integrally, and tipping paper covering the forming paper so as to connect the filter sections to a cigarette section to form a cigarette, wherein activated charcoal and an inorganic mineral-based porous material carrying ferrous sulfate/L-ascorbic acid are contained as adsorbents in at least one of the filter materials and a space between the filter materials.