Patents Assigned to Croda International, plc
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Patent number: 8454793Abstract: An adhesive containing polyisocyanate and a polyol containing at least one dimer fatty acid and/or dimer fatty diol. The adhesive is particularly suitable for use on wood.Type: GrantFiled: December 22, 2003Date of Patent: June 4, 2013Assignee: Croda International PLCInventors: Jeffrey Thomas Carter, Renee-van Schijndel
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Publication number: 20130035270Abstract: An automotive engine oil and/or fuel comprising a base stock and an organic polymeric friction reducing additive is claimed. A method of reducing friction in an automotive engine oil and/or fuel by the addition of the organic polymeric friction reducing additive to the base stock is also claimed.Type: ApplicationFiled: March 3, 2011Publication date: February 7, 2013Applicant: Croda International PLCInventors: Lee Thompson, Steven James Randles, Stephen Boyde, John Gamwell, Nicola Readman
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Publication number: 20130004450Abstract: A protein-acrylate copolymer contains at least one nitrogen containing acrylic monomer. The nitrogen containing acrylic monomer preferably contains a tertiary or quaternary amine group, and particularly a quaternary amine group. The protein-acrylate copolymer can be produced by reacting hydrolysed protein with at least one nitrogen containing acrylic monomer, preferably by free-radical polymerisation. The protein-acrylate copolymer is suitable for use in personal care or cosmetic products, particularly in hair care products where it can increase volume to hair.Type: ApplicationFiled: March 25, 2011Publication date: January 3, 2013Applicant: Croda International PLCInventors: Surinder Pall Chahal, Ian Robert Tooley, Neil Howard James, Charlotte Odette Camille Stricane
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Publication number: 20120294914Abstract: A particulate titanium dioxide has a median volume particle diameter of greater than 70 nm. The titanium dioxide can be produced by calcining precursor particles. The titanium dioxide has enhanced UVA efficacy. The particulate titanium dioxide can be used to form dispersions. The particulate titanium dioxide or dispersions can be used to produce sunscreen products having a UV protection which is at least one third of the label SPF value.Type: ApplicationFiled: December 22, 2010Publication date: November 22, 2012Applicant: Croda International PLCInventors: Ian Robert Tooley, Robert Michael Sayer, Paul Martin Staniland
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Publication number: 20120289596Abstract: The present invention relates to a human beta-defensin inducing agent that comprises at least one fat or oil of an essential fatty acid triglyceride or a derivative thereof as the main active ingredient. It also relates to cosmetic, dermatological and pharmacological formulations comprising the at least one fat or oil.Type: ApplicationFiled: November 9, 2010Publication date: November 15, 2012Applicant: Croda International PLCInventors: Anthony Vincent Rawlings, Debra Louise Jones
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Publication number: 20120288464Abstract: Inverse emulsions made by inverse emulsion polymerisation have a disperse aqueous phase comprising a solution or dispersion of at least one water soluble polymer, particularly a polymer that forms a viscous solution or dispersion in water, and a continuous oil phase which is or includes an ester oil including an alkoxylated alcohol group. The inclusion of ester oil including an alkoxylated alcohol group provides these oils in emulsions, particularly personal care emulsions made by inversion of the inverse emulsions on dilution with water.Type: ApplicationFiled: December 22, 2010Publication date: November 15, 2012Applicant: Croda International PLCInventors: Kim Moira Carmichael, Adam John Limer, Patrick James Colver, Surinder Pall Chahal
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Publication number: 20120208736Abstract: Hard surfaces can be treated to improve soil resistance, particularly resistance to oily soils, by applying a composition of a quaternised, polyamine, polypropoxylate, polyethoxylate. The polyamine can be a polyethyleneimme, desirably having a molecular weight of from 10 to 50 kDa. The average length of the polypropylenoxy chains is desirably from 10 to 100 and the polyethylenoxy chains from 5 to 50 (each per NH group in the polyamine), particularly at a molar ratio of PO:EO of about 3:1. The degree of quaternisation of the nitrogen atoms in the polyamine is desirably from 70 to 100%. The polymer will usually be used in solution in water or an aqueous formulation, which may include detergent and other detergent formulation components.Type: ApplicationFiled: October 4, 2010Publication date: August 16, 2012Applicant: Croda International PLCInventors: Alan Geoffrey Waite, Trevor Graham Blease, Sean Robins
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Publication number: 20120101201Abstract: A novel, branched, saturated, primary fatty acid amide is disclosed. Application areas are as a slip and/or antiblocking agent or mould release agent. The branched, saturated, primary fatty acid has a formula R—CO—NH2 where R is a saturated, branched hydrocarbon chain having 11 to 23 carbon atoms, wherein at least 60% by weight of the R—CO—NH2 molecules have monoalkyl branches and less than 25% by weight of the R—CO—NH2 molecules have polyalkyl branches.Type: ApplicationFiled: June 18, 2010Publication date: April 26, 2012Applicant: Croda International PLCInventors: Jonathan David Townsend, John Latus, Philip John McCoy, Adam John Maltby, David Andrew Parker
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Patent number: 8137659Abstract: A composition comprises a non-ionic surfactant and hydrophobic particles of metal oxide having the mean length of the primary particles in the range from 50 to 90 nm, the mean width of the primary particles in the range from 5 to 20 nm, and the median volume particle diameter of the secondary particles is less than 45 nm. The composition is particularly suitable for use in aqueous media, and can be used in a sunscreen product that exhibits both effective UV protection and improved transparency.Type: GrantFiled: November 13, 2002Date of Patent: March 20, 2012Assignee: Croda International PLCInventor: Loma Margaret Kessell
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Patent number: 8129324Abstract: Fatty esters of oligoesters of a dicarboxylic acid and a polyol retaining at least one free hydroxyl group, particularly of the formula (I): R1—[OR2O—C(O)—R3—(O)C—]m—R4 (I), where R1 is H, a monocarboxylic acid group, or R6O—[C(O)—R3—(O)C]—; R2s are residues of polyols having at least one substituent free hydroxyl; R3s are hydrocarbylene; R4 is —OH, —OM where M is a salt forming metal, amine or ammonium, —OR6, or —OR2O—R7; R5 is C7 to C21 hydrocarbyl; R6 is C8 to C22 hydrocarbyl; R7 is H, or —C(O)R5; and m is 1 to 20; provided that at least one of R1 and R4 is or includes a C8 to C22 group, are surfactants. A range of surfactant properties can be obtained by varying the molecules within these ranges. Especially where R2 is derived from a higher polyol e.g. sorbitol, R3 is C2 to C6, and the fatty terminal group is C8 to C14, the products can be highly water soluble and effective oil in water emulsifiers.Type: GrantFiled: October 18, 2005Date of Patent: March 6, 2012Assignee: Croda International PLCInventors: Hanamanthsa S Bevinakatti, Alan G Waite
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Publication number: 20120040834Abstract: Surfactant compounds which include an amine ended polyalkylene glycol hydrophile linked to C22 to C60 mainly hydrocarbyl, particularly composite hydrocarbyl, especially derived from a polymerised fatty acid and/or an aralkyl substituted phenol, hydrophobe, are useful in dispersing solids, particularly active agrochemicals, in aqueous media, or as adjuvants in agrochemical formulations, particularly of water soluble non-selective herbicides. In particular the hydrophobe is derived from polymerised fatty acids, such as dimer and, especially, trimer acids or from aralkyl substituted phenols. Aqueous dispersions using such surfactants can remain stable even with substantial concentrations of electrolyte e.g. in stable agrochemical dispersions including water soluble electrolyte agrochemical, such as glyphosate and/or ammonium sulphate.Type: ApplicationFiled: May 5, 2010Publication date: February 16, 2012Applicants: Croda International PLC, Croda, Inc.Inventors: Trevor Graham Blease, Gregory James Lindner, Lee David Richards
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Patent number: 8097564Abstract: Oligoesters including residues of alk(en)yl succinic anhydrides and polyols having at least 3 OH groups, optionally further esterified with fatty acid residues are surfactants which can be used for emulsifiers or similar uses. The surfactants are usually made from C8 to C30 alk(en)yl succinic anhydride and polyols having at least 4 hydroxyl groups and are particularly of the formula (I): R1—[OR2O(O)C.C(HR3).(HR4)C.C(O)]m—R5 (I), where R1, R2, R3, R4, R5, R6, R7 and m have defined meanings. The surfactants are useful as emulsifiers, particularly oil in water emulsifiers.Type: GrantFiled: November 14, 2007Date of Patent: January 17, 2012Assignee: Croda International PLCInventors: Hanamanthsa Shankarsa Bevinakatti, Alan Geoffrey Waite
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Patent number: 8067479Abstract: A microcellular polyurethane obtainable by reacting a polyisocyanate, a polyester formed from a dimer fatty acid and/or dimer fatty diol, and a chain extender. The foam is particularly suitable for use as a component of shoe soles.Type: GrantFiled: October 21, 2009Date of Patent: November 29, 2011Assignees: Croda International PLC, Uniqema B.V.Inventors: Paul Cameron, Eric Appelman
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Patent number: 8063129Abstract: Use of a composition consisting essentially of a mixture of aliphatic esters as a slip agent in a polyester polymer, said composition comprising at least two esters selected from the group comprising: Myristyl myristate, Myristyl palmitate, palmityl myristate, palmityl palmitate, palmityl stearate, stearyl myristate, stearyl palmitate, stearyl stearate, stearyl arachidate and stearyl behenate.Type: GrantFiled: March 2, 2006Date of Patent: November 22, 2011Assignee: Croda International PLCInventors: David A Parker, Adam J Maltby, Martin Read, Philip J McCoy
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Publication number: 20110271462Abstract: Fatty branched polyalkoxylates, particularly of the formula: R1O(AO)mR2 (I) where R1 is C8 to C30 aliphatic hydrocarbyl or acyl; AO is predominantly branched alkyleneoxy, particularly propyleneoxy; m is from 2 to 50; and R2 is H or a is C1 to C4 aliphatic hydrocarbyl or acyl, are used as fabric conditioners in CO2 based dry cleaning systems. The cleaning medium may include detergent surfactant and/or non surfactant cleaning additive or may be free from such additives in which case the treatment can be provided in a rinse cycle in a cleaning process.Type: ApplicationFiled: July 18, 2011Publication date: November 10, 2011Applicant: Croda International PLCInventors: Harold Russell Motson, Derek John Irvine, Steven Huntley
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Patent number: 8048846Abstract: The present invention provides a protein-silane and/or protein-siloxane copolymer obtainable by reacting a protein and a silane compound, the relative amounts of the protein and the silane compound being such that in the range of from 0.1 to 0.4 silane molecule is present for each reactive amino group of the protein. The copolymer is suitable for use in hair treatment compositions and is useful in reducing damage to hair caused by flexure and/or abrasion thereof.Type: GrantFiled: March 14, 2003Date of Patent: November 1, 2011Assignee: Croda International PLCInventors: Surinder Pall Chahal, Alun Robert Barnes, Nicholas Ian Challoner
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Patent number: 8003591Abstract: Fatty branched polyalkoxylates, particularly of the formula: R1O(AO)mR2 (I) where R1 is C8 to C30 aliphatic hydrocarbyl or acyl; AO is predominantly branched alkyleneoxy, particularly propyleneoxy; m is from 2 to 50; and R2 is H or a is C1 to C4 aliphatic hydrocarbyl or acyl, are used as fabric conditioners in CO2 based dry cleaning systems. The cleaning medium may include detergent surfactant and/or non surfactant cleaning additive or may be free from such additives in which case the treatment can be provided in a rinse cycle in a cleaning process.Type: GrantFiled: August 20, 2002Date of Patent: August 23, 2011Assignee: Croda International PLCInventors: Harold Russell Motson, Derek John Irvine, Steven Huntley
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Publication number: 20110171148Abstract: A composition contains at least one sunscreen and a protein-PVP copolymer. The sunscreen may be organic and/or inorganic, particularly titanium dioxide. The protein-PVP copolymer improves the effectiveness of the sunscreen, resulting in increased SPF values of the composition.Type: ApplicationFiled: September 18, 2009Publication date: July 14, 2011Applicant: CRODA INTERNATIONAL PLCInventor: Debra Louise Jones
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Publication number: 20110039740Abstract: An engine lubricant, especially an SAE OW engine lubricant is described. The engine lubricant has at least 15 wt % of at least one monoester and not more than 15 wt % of additives, wherein said at least one monoester, or mixture of said monoesters if more than one is present, has a kinematic viscosity at 100° C. of not more than 3.3, a viscosity index of at least 130 and a Noack evaporation loss of not more than 15 wt %. The monoester is preferably the reaction product of a monohydric alcohol and a monocarboxylic acid wherein said monohydric alcohol is at least one saturated branched-chain aliphatic monohydric alcohol having between 16 and 36, carbon atoms and wherein said monocarboxylic acid is at least one saturated straight-chain aliphatic monocarboxylic acid having between 5 and 10, preferably 5 and 7, carbon atoms. In preferred lubricants, the monoester, or mixtures of monoesters, have a pour point of not more than ?30° C. and a non-polarity index of at least 80.Type: ApplicationFiled: April 17, 2009Publication date: February 17, 2011Applicant: Croda International PLCInventors: Jane Kitching, Steven James Randles, Stephen Boyde, Josephine Lefevre
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Publication number: 20100331191Abstract: Oligoesters including residues of alk(en)yl succinic anhydrides and polyols having at least 3 OH groups, optionally further esterified with fatty acid residues are surfactants which can be used for emulsifiers or similar uses. The surfactants are usually made from C8 to C30 alk(en)yl succinic anhydride and polyols having at least 4 hydroxyl groups and are particularly of the formula (I): R1—[OR2O(O)C.C(HR3).(HR4)C.C(O)]m—R5 (I), where R1, R2, R3, R4, R5, R6, R7 and m have defined meanings. The surfactants are useful as emulsifiers, particuarly oil in water emulsifiers.Type: ApplicationFiled: November 14, 2007Publication date: December 30, 2010Applicant: Croda International PLCInventors: Hanamanthsa Shankarsa Bevinakatti, Alan Geoffrey Waite