chemical brightener

См. также в других словарях:

• brightener — t(ə)nə(r) noun ( s) 1. : fluorescent brightener 2. : a chemical or mixture of chemicals added to an electroplating bath to increase the brightness of the plate (as nickel plate) …   Useful english dictionary

• brightener — /bruyt n euhr/, n. 1. a person or thing that brightens. 2. a chemical or other agent used to increase brightness, as one added to toothpaste or detergent to intensify the cleansing or bleaching process. [1790 1800; BRIGHTEN + ER1] * * * …   Universalium

• Optical brightener — Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs) or fluorescent whitening agents (FWAs) are dyes that absorb light in the ultraviolet and violet region (usually 340 370 nm) of the electromagnetic… …   Wikipedia

• fluorescent brightener — noun : a chemical agent used for its fluorescent brightening effect see dye table I …   Useful english dictionary

• Ink — An ink is a liquid containing various pigments and/or dyes used for coloring a surface to produce an image, text, or design. Ink is used for drawing and/or writing with a pen, brush or quill. Thicker inks, in paste form, are used extensively in… …   Wikipedia

• luminescence — luminescent, adj. /looh meuh nes euhns/, n. 1. the emission of light not caused by incandescence and occurring at a temperature below that of incandescent bodies. 2. the light produced by such an emission. [1885 90; < L lumin (see LUMEN) +… …   Universalium

• Common chemicals — Chemistry portal Table of common chemical ingredients and where to find them Chemical name Chemical formula Common name …   Wikipedia

• 3-Mercapto-1-propanesulfonic acid — 3 Mercapto 1 propanesulfonic acid …   Wikipedia

• Umbelliferone — Chembox new Name = Umbelliferone IUPACName = 7 hydroxycoumarin ImageFile = Umbelliferone structure.png ImageName = Chemical structure of umbelliferone Section1 = Chembox Identifiers CASNo = 93 35 6 SMILES = O=C1OC2=C (C=CC(O)=C2)C=C1 Section2 =… …   Wikipedia

• Coventya — Type limited company Industry Chemical Industry Founded 1927 then known as Société Continentale Parker …   Wikipedia

• Black light — [ FWHM spectral bandwidth of the 370nm peak is about 20nm.] A Black light or UV Light is a lamp emitting electromagnetic radiation that is almost exclusively in the soft near ultraviolet range, and emits very little visible light. The black light …   Wikipedia