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  • receptor
  • Calixarenes are ideal frameworks for the development of chromogenic ionophores in the molecular recognition of ionic species of chemical and biological interests since the incorporation of a suitable sensory group into the calixarene results in a tailored chromogenic receptor [ 5 ]. (hindawi.com)
  • electron
  • 5. The imaging system of claim 4 wherein said developer material is an electron accepting compound. (google.com)
  • 6. The imaging system of claim 2 wherein said photosensitive composition is sensitive to ultraviolet, infrared, X-ray, electron beam, or visible radiation. (google.com)
  • An improved heat-sensitive recording material is disclosed comprising a substrate, a binder, a chromogenic material, an electron-accepting color developer which reacts with said chromogenic material to form a color, and a color-stabilizing resin. (google.com)
  • atoms
  • Compounds of the general formula ##STR1## wherein R represents an alkyl group of 1 to 3 carbon atoms or the group N(R2)2, in which R2 represents a hydrogen atom, an alkyl group of 1 to 3 carbon atoms, or an acyl group of 1 to 3 carbon atoms, and R1 has the same meaning as R or is a hydrogen atom, are. (google.com)
  • 3. Compound of claim 1 wherein R is N(R 2 ) 2 in which R 2 is an alkyl group of 1 to 3 carbon atoms. (google.com)
  • An adhesive composition includes an alkyl (meth)acrylate ester, wherein the alkyl group has 4 to 18 carbon atoms, a hydrophilic copolymerizable monomer and a. (patents.com)
  • molecular
  • In accordance with the invention, binding compounds derivatized with releasable molecular tags specifically bind to selected membrane-associated. (google.com)
  • In accordance with the invention, binding compounds derivatized with releasable molecular tags specifically bind to selected membrane-associated analytes, after which the molecular tags are released upon activation of cleavage moieties, or sensitizers, anchored in the same membrane as the membrane-associated analytes. (google.com)
  • substrate
  • Provided is a polishing composition which can polish a sapphire substrate having a non-polar plane or a semi-polar plane at a high polishing rate. (patents.com)
  • The Enzyme Explorer's Substrate Index provides links to several chromogenic and chemiluminescent hydrogen donors used to assay peroxidase activity. (sigmaaldrich.com)
  • In these systems, basic chromogenic material and acidic color developer material are contained in a coating on a substrate which, when heated to a suitable temperature, melts or softens to permit said materials to react, thereby producing a colored mark. (google.com)
  • solvent
  • A color-changing marking composition system, suitable for use in the form of crayons and pencils, comprising a first marking composition comprising wax, a dye, which is other than a Leuco dye and which is capable of changing color upon contact with a color change-inducing compound, and a solvent capable. (google.ca)
  • Disclosed herein are a solvent for a chromogenic dye-precursor material for a pressure-sensitive recording paper sheet, comprising (1) 30 to 80% by weight of p-monoisopropylbiphenyl or a biphenyl mixture of not less than 80% by weight of p-monoisopropylbiphenyl, not more than 20% by weight of m-monoisopropylbiphenyl. (google.com)
  • As the solvent which dissolves the chromogenic dye-precursor material for the pressure-sensitive recording paper sheet, it is demanded that the solvent fulfills the following requirements. (google.com)
  • As the solvent of the chromogenic dye-precursor material for the pressure-sensitive recording paper sheet, which fulfills the above-mentioned requirements, several solvents have been proposed. (google.com)
  • For instance, (1) a mixed solvent comprising more than 30% by weight of isopropylbiphenyl (represented by the formula: ##STR1## less than 55% by weight of polyisopropylbiphenyl and less than 15% by weight of biphenyl, which is used for preparing a solution of the chromogenic dye-precursor material to be contained in the capsules used for coating onto a sheet material for pressure-sensitive recording paper sheets (U.S. Pat. (google.com)
  • image-wise
  • These imaging systems are characterized in that an imaging sheet including a layer of microcapsules containing a photohardenable composition in the internal phase is image-wise exposed to actinic radiation. (google.com)
  • variety
  • Being a basic structural unit for a variety of synthetic organic compounds, wastewater originating from many industries like paper and pulp, resin manufacturing, gas and coke manufacturing, tanning, textile, plastic, rubber, pharmaceutical, and petroleum contain phenol and substituted phenol . (thefreedictionary.com)
  • formula
  • Provided are compounds represented by the formula: ##STR00001## In which: Y is an unbranched, saturated or unsaturated hydrocarbon chain with 2-5 hydrocarbon. (patents.com)
  • functional
  • Materials containing the reaction products of a cyclic azasilane with water and a compound or polymer containing an isocyanate or epoxy functional group and. (patents.com)
  • color
  • and a second marking composition comprising wax and a color change-inducing compound, which is capable of inducing a color change in a dye in a marking composition with which it is brought in contact. (google.ca)
  • b) a second marking composition comprising a wax and a color change-inducing compound which when contacted with the dye induces a color change in the dye. (google.ca)
  • However, to my knowledge, there has been no disclosureof the production of compositions of matter comprising highly stable, very sensitive, rapid color-changing photochromic compounds uniformly dispersed throughout polyester resins produced from polycarboxylic acids and polyhydric alcohols. (google.com)
  • useful
  • These compositions are capable of the infinite resolution of data, images or designs and are useful in the production of various articles heretofore not producible utilizing known compositions of the prior art. (google.com)