Patents Assigned to Scott Bader Company Limited
-
Publication number: 20230183135Abstract: A process for preparing a cationic latex modified hydrocarbon binder emulsion comprising the steps of: (a) preparing a cationic copolymer latex emulsion by an emulsion polymerisation of polymerizable monomers, said polymerizable monomers comprising A—one or more non-ionic acrylate ester and/or methacrylate ester monomer(s), and B—optionally styrene monomer and/or one or more non-ionic styrene derivative monomer(s), C—optionally one or more cross-linking monomer(s) having two or more ethylenically unsaturated (C?C) double bonds susceptible to free radical copolymerisation, D—optionally one or more epoxy functional monomer(s) having one C?C double bond susceptible to free radical copolymerisation and one epoxide functional group, wherein said polymerizable monomers do not comprise any aliphatic conjugated diene monomer, in presence of a cationic stabilizing surfactant, and (b) adding the cationic copolymer latex emulsion resulting from step (a) to a cationic hydrocarbon binder emulsion, or (b?) adding the catioType: ApplicationFiled: May 11, 2021Publication date: June 15, 2023Applicants: VINCI CONSTRUCTION, SCOTT BADER COMPANY LIMITEDInventors: Thomas LEBARBE, Frédéric DELFOSSE, Juliette PARISOT, Camille JOURDAN, Damien MARCAULT, Luke Alger
-
Patent number: 9074112Abstract: An adhesive composition, especially suitable for a two-part adhesive system curable via free radical polymerization comprises; (A) (meth)acrylate ester monomer; (B) chlorinated elastomeric polymer; (C) core-shell impact modifier; and (D) urethane (meth)acrylate oligomer. Example adhesive compositions include urethane (meth)acrylate oligomer (D) derived from (i) a di- or higher isocyanate having at least two isocyanate groups which differ in reactivity; (ii) a chain-extending reagent which has at least two groups selected from hydroxyl and/or amino groups, each capable of reaction with an isocyanate group of (i); (iii) a hydroxymethacrylate component or hydroxyacrylate component.Type: GrantFiled: February 24, 2011Date of Patent: July 7, 2015Assignee: Scott Bader Company LimitedInventors: Samuel Boadu Osae, Steven Lochiel Brown, Roy Gordon Phillipps
-
Publication number: 20140127150Abstract: An inverse latex including from 20% to 70% by weight and preferably from 25% to 50% by weight of a branched or crosslinked polyelectrolyte, characterized in that the polyelectrolyte is a copolymer of 2-acrylamido-2-methylpropanesulfonic acid partially or totally salified with acrylamide and optionally one or more monomers chosen from monomers containing a partially or totally salified weak acid function and/or from neutral monomers other than acrylamide, the production process including the control of the pH in the initial aqueous phase; Cosmetic, dermopharmaceutical or pharmaceutical composition including the inverse latex directly obtained by the process.Type: ApplicationFiled: January 13, 2014Publication date: May 8, 2014Applicants: Scott Bader Company Limited, Societe D'Exploitation De Produits Pour Les Industries Chimiques SeppicInventors: Olivier BRAUN, Paul MALLO, Audrey BONNARDEL, Francois GUY
-
Patent number: 8668915Abstract: Process for the preparation of a an inverse latex including from 20% to 70% by weight and preferably from 25% to 50% by weight of a branched or crosslinked polyelectrolyte, characterized in that the polyelectrolyte is a copolymer of 2-acrylamido-2-methylpropanesulfonic acid partially or totally salified with acrylamide and optionally one or more monomers chosen from monomers containing a partially or totally salified weak acid function and/or from neutral monomers other than acrylamide, the production process including the control of the pH in the initial aqueous phase; Cosmetic, dermopharmaceutical or pharmaceutical composition including the inverse latex directly obtained by the process.Type: GrantFiled: December 5, 2008Date of Patent: March 11, 2014Assignees: Societe d'Exploitation de Produits pour les Industries Chimiques SEPPIC, Scott Bader Company LimitedInventors: Olivier Braun, Paul Mallo, Audrey Bonnardel, Francois Guy
-
Publication number: 20130236401Abstract: Process for the preparation of a composition including an oil phase, an aqueous phase, at least one emulsifying system of water-in-oil (W/O) type, optionally at least one emulsifying system of oil-in-water (O/W) type, in the form of an inverse latex including from 20% to 70% by weight and preferably from 25% to 50% by weight of a branched or crosslinked polyelectrolyte, characterized in that the polyelectrolyte is a copolymer of 2-acrylamido-2-methylpropanesulfonic acid partially or totally salified with acrylamide and optionally one or more monomers chosen from monomers containing a partially or totally salified weak acid function and/or from neutral monomers other than acrylamide, the production process being characterized in that the preparation of the aqueous phase includes the dissolution in the aqueous medium of solid 2-acrylamido-2-methyl propanesulfonic acid before neutralization. Cosmetic, dermopharmaceutical or pharmaceutical composition including the inverse latex directly obtained by the process.Type: ApplicationFiled: April 24, 2013Publication date: September 12, 2013Applicants: SCOTT BADER COMPANY LIMITED, SOCIETE D'EXPLOITATION DE PRODUITS POUR LES INDUSTRIES CHIMIQUES SEPPICInventors: Paul MALLO, Olivier BRAUN, Francois GUY, Audrey BONNARDEL
-
Patent number: 8512684Abstract: Process for the preparation of a composition including an oil phase, an aqueous phase, at least one emulsifying system of water-in-oil (W/O) type, optionally at least one emulsifying system of oil-in-water (O/W) type, in the form of an inverse latex including from 20% to 70% by weight and preferably from 25% to 50% by weight of a branched or crosslinked polyelectrolyte, characterized in that the polyelectrolyte is a copolymer of 2-acrylamido-2-methylpropanesulfonic acid partially or totally salified with acrylamide and optionally one or more monomers chosen from monomers containing a partially or totally salified weak acid function and/or from neutral monomers other than acrylamide, the production process being characterized in that the preparation of the aqueous phase includes the dissolution in the aqueous medium of solid 2-acrylamido-2-methyl propanesulfonic acid before neutralization. Cosmetic, dermopharmaceutical or pharmaceutical composition including the inverse latex directly obtained by the process.Type: GrantFiled: October 15, 2008Date of Patent: August 20, 2013Assignees: Societe d'Exploitation de Produits pour les Industries Chimiques SEPPIC, Scott Bader Company LimitedInventors: Paul Mallo, Olivier Braun, Francois Guy, Audrey Bonnardel
-
Publication number: 20120302695Abstract: An adhesive composition, especially suitable for a two-part adhesive system curable via free radical polymerisation comprises; (A) (meth)acrylate ester monomer; (B) chlorinated elastomeric polymer; (C) core-shell impact modifier; and (D) urethane (meth)acrylate oligomer. Example adhesive compositions include urethane (meth) acrylate oligomer (D) derived from (i) a di- or higher isocyanate having at least two isocyanate groups which differ in reactivity; (ii) a chain-extending reagent which has at least two groups selected from hydroxyl and/or amino groups, each capable of reaction with an isocyanate group of (i); (iii) a hydroxymethacrylate component or hydroxyacrylate component.Type: ApplicationFiled: February 24, 2011Publication date: November 29, 2012Applicant: SCOTT BADER COMPANY LIMITEDInventors: Samuel Boadu Osae, Steven Lochiel Brown, Roy Gordon Phillipps
-
Publication number: 20110262755Abstract: The present invention is concerned with gelcoats comprising unsaturated urethane resins containing both acrylate and allyl ether functional groups, which in embodiments provide a desirable combination of a back up time of less than one hour and a longer interval between back up time and tack-free time. In particular, the present invention provides a polymerisable reaction product of: (1) an isocyanate component having two or more isocyanate groups; and (2) ethylenically unsaturated components comprising: (i) an acrylate component having at least one functional group that is reactive with an isocyanate group and at least one acrylate group; and (ii) an allyl component having at least one functional group that is reactive with an isocyanate group and at least one allyl group, wherein the reaction product is in the presence of a reactive diluent monomer suitable for reaction therewith to form a thermoset gel coat.Type: ApplicationFiled: December 18, 2009Publication date: October 27, 2011Applicant: SCOTT BADER COMPANY LIMITEDInventor: Richard Austin Panther
-
Publication number: 20110172359Abstract: A crosslinkable moulding composition comprises: (1) a functionalised isocyanate product having at least six ethylenically unsaturated groups which is the reaction product of (i) an isocyanate component having an isocyanate functionality of two or more, and (ii) an ethylenically unsaturated component having at least one functional group that is reactive with an isocyanate group of the isocyanate component and at least two ethylenically unsaturated groups; and (2) a monomer component comprising a cross-linking monomer having at least two ethylenically unsaturated groups, wherein at least one of an ethylenically unsaturated component (ii) and/or a monomer component (2) are selected to have at least three ethylenically unsaturated groups. The moulding compositions are especially suitable for reinforcement and thermal curing. Example crosslinked resins derived from such moulding compositions are shown to be capable of achieving high heat deflection temperatures, often in excess of 260° C.Type: ApplicationFiled: September 29, 2009Publication date: July 14, 2011Applicant: SCOTT BADER COMPANY LIMITEDInventor: Richard Austin Panther
-
Publication number: 20100272661Abstract: Process for the preparation of a an inverse latex including from 20% to 70% by weight and preferably from 25% to 50% by weight of a branched or crosslinked polyelectrolyte, characterized in that the polyelectrolyte is a copolymer of 2-acrylamido-2-methylpropanesulfonic acid partially or totally salified with acrylamide and optionally one or more monomers chosen from monomers containing a partially or totally salified weak acid function and/or from neutral monomers other than acrylamide, the production process including the control of the pH in the initial aqueous phase; Cosmetic, dermopharmaceutical or pharmaceutical composition including the inverse latex directly obtained by the process.Type: ApplicationFiled: December 5, 2008Publication date: October 28, 2010Applicant: SCOTT BADER COMPANY LIMITEDInventors: Olivier Braun, Paul Mallo, Audrey Bonnardel, Francois Guy
-
Publication number: 20100233108Abstract: Process for the preparation of a composition including an oil phase, an aqueous phase, at least one emulsifying system of water-in-oil (W/O) type, optionally at least one emulsifying system of oil-in-water (O/W) type, in the form of an inverse latex including from 20% to 70% by weight and preferably from 25% to 50% by weight of a branched or crosslinked polyelectrolyte, characterized in that the polyelectrolyte is a copolymer of 2-acrylamido-2-methylpropanesulfonic acid partially or totally salified with acrylamide and optionally one or more monomers chosen from monomers containing a partially or totally salified weak acid function and/or from neutral monomers other than acrylamide, the production process being characterized in that the preparation of the aqueous phase includes the dissolution in the aqueous medium of solid 2-acrylamido-2-methyl propanesulfonic acid before neutralization. Cosmetic, dermopharmaceutical or pharmaceutical composition including the inverse latex directly obtained by the process.Type: ApplicationFiled: October 15, 2008Publication date: September 16, 2010Applicant: SCOTT BADER COMPANY LIMITEDInventors: Paul Mallo, Olivier Braun, Francois Guy, Audrey Bonnardel
-
Patent number: 6051245Abstract: A thickener for products for topical application such as personal care products for application to the skin or hair, or topically administrable pharmaceutical preparations, comprises a water-in-oil emulsion containing polymeric material, at least 98% of which polymeric material is soluble in the aqueous phase. The polymeric material comprises units derived from (a) acrylamide, (b) 2-acrylamido-2-methylpropane-sulphonic acid (AMPS) and (c) a polyfunctional monomer, present in an amount of from 0.12 to 2 milliequivalents per mol of total monomer units. At least some of the AMPS units are in the form of a neutral salt such that the aqueous phase of the water in oil emulsion has a pH of at least 5.5.Type: GrantFiled: December 15, 1998Date of Patent: April 18, 2000Assignee: Scott Bader Company LimitedInventors: Arshad-Ul-Haq Chaudhry, Roman J Mikolajewicz
-
Patent number: 5928656Abstract: A thickener for products for topical application such as personal care products for application to the skin or hair, or topically administrable pharmaceutical preparations, comprises a water-in-oil emulsion containing polymeric material, at least 98% of which polymeric material is soluble in the aqueous phase. The polymeric material comprises units derived from (a) acrylamide, (b) 2-acrylamido-2-methylpropane-sulphonic acid (AMPS) and (c) a polyfunctional monomer, present in an amount of from 0.12 to 2 milliequivalents per mol of total monomer units. At least some of the AMPS units are in the form of a neutral salt such that the aqueous phase of the water in oil emulsion has a pH of at least 5.5.Type: GrantFiled: July 17, 1997Date of Patent: July 27, 1999Assignee: Scott Bader Company LimitedInventors: Arshad-Ul-Hag Chaudhry, Roman J Mikolajewicz
-
Patent number: 5804202Abstract: A thickener for products for topical application such as personal care products for application to the skin or hair, or topically administrable pharmaceutical preparations, comprises a water-in-oil emulsion containing polymeric material, at least 98% of which polymeric material is soluble in the aqueous phase. The polymeric material comprises units derived from (a) acrylamide, (b) 2-acrylamido-2-methylpropane-sulphonic acid (AMPS) and (c) a polyfunctional monomer, present in an amount of from 0.12 to 2 milliequivalents per mol of total monomer units. At least some of the AMPS units are in the form of a neutral salt such that the aqueous phase of the water in oil emulsion has a pH of at least 5.5.Type: GrantFiled: July 22, 1993Date of Patent: September 8, 1998Assignee: Scott Bader Company LimitedInventors: Arshad-Ul-Haq Chaudhry, Roman J. Mikolajewicz
-
Patent number: 5688514Abstract: A thickener for products for topical application such as personal care products for application to the skin or hair, or topically administrable pharmaceutical preparations, comprises a water-in-oil emulsion containing polymeric material, at least 98% of which polymeric material is soluble in the aqueous phase. The polymeric material comprises units derived from (a) acrylamide, (b) 2-acrylamido-2-methylpropane-sulphonic acid (AMPS) and (c) a polyfunctional monomer, present in an amount of from 0.12 to 2 milliequivalents per mol of total monomer units. At least some of the AMPS units are in the form of a neutral salt such that the aqueous phase of the water in oil emulsion has a pH of at least 5.5.Type: GrantFiled: October 2, 1995Date of Patent: November 18, 1997Assignee: Scott Bader Company LimitedInventors: Arshad-Ul-Hag Chaudhry, Roman J. Mikolajewicz
-
Patent number: 5342893Abstract: A thermosetting powder coating composition containing a solid saturated thermosetting polyester having an acid value of at least 25 and a glass transition temperature (Tg) of at least 45.degree. C. and a curing agent such as a hydroxyalkyl amide capable of reacting with carboxylic acid groups of the polyester additionally contains, as an anti-popping agent, a thermoplastic polymer which i) is solid, ii) has a Tg of 30.degree.-100.degree. C., iii) comprises, at least mainly, units derived from at least one alkyl acrylate or alkacrylate and iv) has an acid value of no more than 10.Type: GrantFiled: March 10, 1993Date of Patent: August 30, 1994Assignee: Scott Bader Company LimitedInventors: Roy R. Wilkinson, Anthony Phillips
-
Patent number: 5075393Abstract: A moulding composition comprises a fibrous reinforcement, an ethylenically unsaturated, essentially amorphous, polymer, a cross-linking agent copolymerizable therewith and, as a thickener and low profile/shrinkage control agent, a crystalline saturated polyester which(a) has a number average molecular weight of from 700-10,000 inclusive,(b) has a melting point within a range of from 50.degree.-140.degree. C. inclusive, and(c) is soluble in an equal weight of the cross-linking agent at 100.degree. C. and yet insoluble therein at 30.degree. C.Type: GrantFiled: August 16, 1989Date of Patent: December 24, 1991Assignee: Scott Bader Company LimitedInventor: Stephen J. Thompson
-
Patent number: 4895895Abstract: A thickened moulding composition comprises fibrous reinforcement, an ethylenically unsaturated polymer, a monomer copolymerizable therewith and a crystalline unsaturated polyester having a glycol component derived from at least two symmetrical glycols.Preferably, the crysatlline polyester has a molecular weight per double bond of no more than about 210 and a melting point of from 50.degree.-115.degree. C.Type: GrantFiled: June 17, 1987Date of Patent: January 23, 1990Assignee: Scott Bader Company LimitedInventors: Trevor R. Osborne, Stephen J. Thompson
-
Patent number: 4892601Abstract: A method of repairing, protecting or strengthening a utility pole projecting from the ground comprises fitting a compressible elastomeric interlayer around the pole so as to mechanically bind the interlayer to the pole, fitting a sleeve around the pole clad with the elastomeric interlayer, filling the clearance between the interlayer and the sleeve with a flowable hardenable composition essentially free from shrink on hardening, and allowing the composition to harden so as to form a solid core mechanically bonded to each of the interlayer and the sleeve. This method therefore provides an assembly of structural components each mechanically bonded one to the next.Type: GrantFiled: August 8, 1988Date of Patent: January 9, 1990Assignee: Scott Bader Company LimitedInventor: Leslie S. Norwood
-
Patent number: 4873124Abstract: A method of producing a prepasted wallcovering comprises applying to a substrate a paste composition comprising a water-in-oil emulsion of a water-soluble polymer which is essentially wholly anionic but contains a small amount of crosslinking residues derived from a polyfunctional monomer. The composition additionally contains a surfactant and has a pH of at least 7.The method is especially applicable to the production of prepasted wallcoverings which require a subsequent heat treatment step, the composition being designed to withstand temperatures of at least 200.degree. C.Type: GrantFiled: June 14, 1988Date of Patent: October 10, 1989Assignee: Scott Bader Company LimitedInventor: Arshad-Ul-Haq Chaudhry