Patents by Inventor James Philip Taylor
James Philip Taylor has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7264916Abstract: A method of colouring a polymeric material containing a) a latent acid, b) a color former and c) optionally further ingredients by irradiation with UV-light.Type: GrantFiled: June 4, 2002Date of Patent: September 4, 2007Assignee: Ciba Specialty Chemicals CorporationInventors: Michael Heneghan, James Philip Taylor
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Patent number: 7198884Abstract: The invention relates to a process for preparing a dry film resist by forming a photocurable resin composition onto a support film with a thickness of 1 to 50 ?m and optionally laminate a protective film onto the photocurable composition layer to obtain a dry film resist; whereby the photocurable resin is formed from a homogeneous mixture comprising (a) from 20–90 wt % of an alkaline soluble binder oligomer or polymer; (b) from 5 to 60 wt % of one or more photopolymerizable monomers which are compatible with the oligomers and polymers of component (a); (c) from 0.01 to 20% by weight of one or more photoinitiators; (d) from 0 to 20% by weight of additives and/or assistants; and (e) from 0.Type: GrantFiled: July 1, 2003Date of Patent: April 3, 2007Assignee: Ciba Specialty Chemicals Corp.Inventors: Hidetaka Oka, Masaki Ohwa, James Philip Taylor
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Publication number: 20040242891Abstract: An improved method of producing keto acids having the formula (I), wherein R1 and R2 independently represent (a) hydrogen, 1Type: ApplicationFiled: April 13, 2004Publication date: December 2, 2004Inventors: Jonathan Campbell, John Barry Henshall, James Philip Taylor, John Whitworth
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Publication number: 20040152008Abstract: A method of colouring a polymeric material containing a) a latent acid, b) a colour former and c) optionally further ingredients by irradiation with UV-light.Type: ApplicationFiled: December 4, 2003Publication date: August 5, 2004Inventors: Michael Heneghan, James Philip Taylor
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Patent number: 6635602Abstract: A process for the manufacture of mixtures of fluoran compounds by the reaction of keto acids of formula (II) with a compound of formula (III) in the presence of a dehydrating condensation agent, wherein R1 and R2 independently represent hydrogen; an alkyl of 1-18 carbon, a secondary alkyl with respect to the carbon atom bonded to the nitrogen atom of 3-13 carbon atoms, a cycloalkyl of 4-8 carbon atoms or a phenyl, both of which may be substituted by at least one substituted selected from the group consisting of halogen atoms and alkyls having 1-4 carbon atoms, an aralkyl of 7-10 carbon atoms; or R1 and R2, together with the adjacent nitrogen atom from a heterocyclic ring; R3 is hydrogen, an alkyl of 1-4 carbon atoms, an alkoxy of 1-4 carbon atoms, a phenyl; a substituted phenyl or a halogen; R4 is an alkyl group of 1-18 carbon atoms, a carboxyalkyl of 1-18 carbon atoms, a carboxycycloalkyl of 4-8 carbon atoms, an alkylamino of 1-18 carbon atoms, a cycloalkylamino of 4-8 carbon atoms, a dialkylamino or dicycloType: GrantFiled: February 26, 2001Date of Patent: October 21, 2003Assignee: Ciba Specialty Chemicals CorporationInventors: James Philip Taylor, Michael Heneghan
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Patent number: 6624117Abstract: A heat sensitive recording material, comprising a) at least one colour forming compound, and b) at least one developer of the formula wherein R1 is unsubstituted or substituted phenyl, naphthyl or C1-C20alkyl, X is a group of the formula A is unsubstituted or substituted phenylene, naphthylene or C1-C12alkylene, or is an unsubstituted or substituted heterocyclic group, B is a linking group of formula —O—SO2—, —SO2—O—, —NH—SO2—, —SO2—NH—, —S—SO2—, —O—CO—, —O—CO—NH—, —NH—CO—, —NH—CO—O—, —S—CO—NH—, —S—CS—NH—, —CO—NH—SO2—, —O—CO—NH—SO2—, —NH═CH—, —CO—NH—CO—, —S—, —CO—, —O—, —SO2—NH—CO—, —O&mType: GrantFiled: October 1, 2001Date of Patent: September 23, 2003Assignee: Ciba Specialty Chemicals CorporationInventors: Michael Heneghan, Roy Alan Kirk, James Philip Taylor, John Whitworth, Robert Montgomery O'Neil, John Barry Henshall
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Publication number: 20030139293Abstract: A heat sensitive recording material comprising a recording layer formed on a substrate and containing at least one colourless or light-coloured colour former and at least one colour developer, the material being characterised in that the recording material gives a blue image, and the colour developer being at least one compound represented by the formula (1) wherein R1 is unsubstituted or substituted phenyl, naphthyl or C1-C20alkyl, X is a group of the formula (a), (b), or (c), A is unsubstituted or substituted phenylene, naphthylene or C1-C12alkylene, or is an unsubstituted or substituted heterocyclic group, B is a linking group of formula: —O—SO2—, —SO2—O—, —NH—SO2—, —SO2—NH—, —S—SO2—, —O—CO—, —O—CO—NH—, —NH—CO—, —NH—CO—O—, —S—CO—NH—, —S—CS—NH—, —CO—NH—SO2—, —Type: ApplicationFiled: September 11, 2002Publication date: July 24, 2003Inventors: James Philip Taylor, Robert Montgomery O'Neil, Kenneth Alfred Boardman
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Patent number: 6566302Abstract: A monophase solid solution comprising a plurality of color formers selected from the group consisting essentially of the fluoran type, phthalide type, phenoxazine type, phenothiazine type, rhodamine lactam type, leuco-auramine type, triphenylmethane type, spiropyran type, benzoxazine type, quinazoline type of color formers and mixtures thereof, preferably wherein the color forming materials are selected from the fluoran and phthalide type of color former and mixtures thereof.Type: GrantFiled: February 26, 2001Date of Patent: May 20, 2003Assignee: Ciba Specialty Chemicals CorporationInventors: James Philip Taylor, Michael Heneghan
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Patent number: 6071853Abstract: Disclosed are a novel crystal form of the fluoran compound represented by formula (I) as characterised by specific X-ray powder diffraction pattern and melting range; process for the preparation of said novel crystal form and recording materials comprising the said crystal form.Type: GrantFiled: November 24, 1998Date of Patent: June 6, 2000Assignee: Ciba Specialty Chemicals CorporationInventors: Roy Alan Kirk, Jonathon Gawtrey, Michael Heneghan, John Whitworth, Ian Antony Dearden, James Philip Taylor, John Barry Henshall
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Patent number: 5925787Abstract: A method for the production of a keto acid having the general formula ##STR1## wherein R1 and R2 independently represent a straight or branched chain alkyl of 1-18 carbon atoms, a cycloalkyl of 4-8 carbon atoms or a phenyl, each of which may be substituted by at least one substituent selected from the group consisting of halogen atoms and alkyls having 1-4 carbon atoms, an aralkyl of 7-10 carbon atoms, alkoxyalkyl having 2-20 carbon atoms, tetrahydrofuryl alkyl, alkylcarboxy alkyl, alkylcarboxy benzyl, or R1 and R2 together with the adjacent nitrogen atom may form a heterocyclic ring, or one of R.sub.1 and R.sub.2 is hydrogen, but R1 and R2 may not simultaneously be methyl or ethyl or benzyl which comprises reacting a m-amino phenol having the general formula ##STR2## wherein R1 and R2 are the same as above, with phthalic anhydride, in an organic solvent in an amount of less than 0.5 parts by weight per part of m-amino phenol.Type: GrantFiled: January 9, 1998Date of Patent: July 20, 1999Assignee: Ciba Specialty Chemicals CorporationInventors: James Philip Taylor, William Walker, John Whitworth, Michael Heneghan
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Patent number: 5917086Abstract: A method for the purification of a keto acid having the general formula ##STR1## wherein R1 and R2 independently represent a straight or branched chain alkyl of 1-18 carbon atoms, a cycloalkyl of 4-8 carbon atoms or a phenyl both of which may be substituted by at least one substituent selected from the group consisting of halogen atoms and alkyls having 1-4 carbon atoms, an aralkyl of 7-10 carbon atoms, alkoxyalkyl having 2-20 carbon atoms, tetrahydrofuryl alkyl, alkylcarboxy alkyl, alkyl carboxy benzyl, or R1 and R2 together with the adjacent nitrogen atom may form a heterocyclic ring, or one of R.sub.1 and R.sub.2 is hydrogen, which comprises slurrying the keto acid with an alcohol solvent, maintaining the slurry at elevated temperature in a sealed vessel until the Rhodamine impurity has dissolved, cooling and isolating the pure keto acid by filtration.Type: GrantFiled: January 9, 1998Date of Patent: June 29, 1999Assignee: Ciba Specialty Chemicals CorporationInventors: James Philip Taylor, John Barry Henshall, John Whitworth