Patents Assigned to Croda International, plc
  • Publication number: 20220302456
    Abstract: The present invention relates to dispersants comprising a polyester derived from a plurality of poly(carbonylalkyleneoxy) chains (and optionally a fatty acid) and an amine, wherein said dispersants have an acid value of less than 15 mgKOH/g. The dispersants as described herein provide desirable viscosity profiles when in use. More especially some embodiments provide improved compatibility with certain solvents in dispersions, and/or are particularly suitable for use in battery systems.
    Type: Application
    Filed: August 13, 2020
    Publication date: September 22, 2022
    Applicant: Croda International Plc
    Inventors: Louise Maria Bell McCulloch, Joshua Michael Moore, Michael Andrew Oakley
  • Publication number: 20220256854
    Abstract: A plant treatment composition is described for supporting the efficacy of a herbicide in a weed and/or facilitating control of a weed with a herbicide in the presence of a mineral nutrient, the plant treatment composition comprising: a urea component; a xanthine component; an acidifier component; and optionally a mineral nutrient.
    Type: Application
    Filed: June 2, 2020
    Publication date: August 18, 2022
    Applicant: Croda International Plc
    Inventors: Steven Robert Adams, Andrew Mark Fowles
  • Patent number: 11364186
    Abstract: A composition which is the reaction product of reactants comprising dimer fatty acid and/or trimer fatty acid, a mono-alcohol comprising at least 3 carbon atoms and a polyol comprising at least 2 hydroxyl groups. The composition comprises dimer fatty diester and/or trimer fatty trimester, and oligoester comprising more than one dimer fatty acid and/or trimer fatty acid residue. The invention also provides an emulsion comprising the composition, particularly in the form of a personal care product, a method of emulsifying using the composition and use of the composition as an emulsifier.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: June 21, 2022
    Assignee: Croda International PLC
    Inventors: Sean Philip Nigel Rouse, Emma Karen Mannion, James Richard Humphrey, Ben Cale, Joshua Michael Moore
  • Patent number: 11306175
    Abstract: The present invention relates to a polymer composition comprising a polymeric matrix and particles of an impact modifier within the polymeric matrix, wherein the impact modifier comprises at least one urethane group and the impact modifier is obtainable by reacting in situ within the polymeric matrix a) a polyol comprising a dimer fatty residue; and b) a polyisocyanate. The invention also relates to a method of making the polymer composition.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: April 19, 2022
    Assignee: Croda International PLC
    Inventors: Angela Leonarda Maria Smits, Johannes Rutger Idsard Knoop
  • Publication number: 20220081636
    Abstract: The present invention relates to a lubricant base stock, lubricant formulations, a method of lubricating a rotating shaft within a stern tube and the use of a lubricant base stock. The base stock and lubricant formulations may be particularly suited for use in aqueous environments (including fresh water or salt water). A lubricant base stock comprising a first (EO)(PO)(EO) block co-polymer and a second (EO)(PO)(EO) block co-polymer which is different from the first (EO)(PO)(EO) block co-polymer in a marine lubricant formulation wherein the lubricant base stock has a density of at least 1028 kg/m3 at 20° C. and at most 1022 kg/m3 at 40° C. in particular is provided.
    Type: Application
    Filed: January 22, 2020
    Publication date: March 17, 2022
    Applicant: Croda International Plc
    Inventors: Kevin John DUNCAN, Paul BONNER
  • Publication number: 20220040069
    Abstract: The invention provides a dispersion of precursor titanium dioxide particles having an intensity mean peak value particle size, measured by DLS, or a number mean peak value particle size, measured by DLS, in the range from 0.2 to 2.0 ?m within a dispersing medium, wherein the particle size distribution of the titanium dioxide particles in dispersion is narrower than the particle size distribution of the precursor titanium dioxide particles. There is also provided the use of the dispersion of titanium dioxide particles to attenuate infrared radiation, particularly in a cosmetic composition, more particularly a cosmetic composition to provide protection against IR radiation, more particularly IRA radiation. There is also provided a personal care composition comprising the titanium dioxide dispersion.
    Type: Application
    Filed: October 4, 2019
    Publication date: February 10, 2022
    Applicant: Croda International Plc
    Inventors: Amy Rose Goddard, Bhaven Chavan, Robert Michael Sayer, Ian Robert Tooley
  • Publication number: 20220010233
    Abstract: A lubricating oil composition comprises an amide and at least one additive. A lubricating grease composition comprises a liquid amide, a thickener comprising a metal soap, and at least one additive. The amide in each composition is the reaction product of a secondary, branched amine and a carboxylic acid. The carboxylic acid may be a monocarboxylic acid or a dicarboxylic acid, including dimer acid. The amide is hydrolytically stable, and may be used to increase the hydrolytic stability of the lubricant oil or grease composition. Alternatively, the amide may be used to increase the additive solubility or detergency of the lubricant oil or grease composition.
    Type: Application
    Filed: August 27, 2021
    Publication date: January 13, 2022
    Applicants: Croda International Plc, Croda, Inc.
    Inventors: Claire Anne Ward, Alexei Nikolaevich Kurchan
  • Patent number: 11111454
    Abstract: The invention provides a lubricant formulation comprising: (a) a base oil selected from API Group I to V oils and mixtures thereof; (b) 0.01 to 10 wt % on the basis of the total weight of the lubricant formulation of a friction modifier additive; and (c) other lubricant formulation additives. The friction modifier additive has a hydroxyl value in the range from 10 to 300 mg KOH/g and is the reaction product of reactants comprising: i) a dimer fatty acid; ii) a polyol; iii) optionally, a C2 to C12 dicarboxylic acid or diol; and iv) optionally, a C1 to C10 mono-carboxylic acid or mono-alcohol. The invention also provides a method of lubricating an internal combustion engine comprising a crankcase and a wet clutch and the use of a friction modifier additive.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: September 7, 2021
    Assignee: Croda International PLC
    Inventors: David Anthony James Gillespie, John Eastwood, Gareth Moody, Aitziber Viadas Cienfuegos
  • Publication number: 20210106598
    Abstract: The present invention relates to mineral micro-particles comprising phytate (inositol hexaphosphate, IP6). More particularly, the invention provides salts of phytic acid with multivalent metal ions such as Ca2+ and Mg2+ for use in biomolecules delivery or adsorption systems, methods for their production and uses thereof, such as for use as a vaccine adjuvant.
    Type: Application
    Filed: April 10, 2019
    Publication date: April 15, 2021
    Applicant: Croda International Plc
    Inventors: Laurent Duroux, Erik Lindblad
  • Publication number: 20210106681
    Abstract: The present invention is situated in the field of mineral micro-particles selected from the list consisting of aluminum hydroxide, aluminum phosphate, amorphous aluminium hydroxyphosphate and calcium phosphate micro-particles. More particularly, the invention provides organically-derivatized mineral micro-particles, uses thereof, and methods of preparing the same.
    Type: Application
    Filed: April 10, 2019
    Publication date: April 15, 2021
    Applicant: Croda International Plc
    Inventors: Laurent Duroux, Erik Lindblad
  • Publication number: 20210070915
    Abstract: A self-healing polyurethane, a polyol for use in the polyurethane, and the use of the polyol and/or polyurethane in coatings, elastomers, composites, adhesives and/or sealants is described, where the polyurethane is capable of exhibiting self-healing which results in recovery of a proportion of one or more physical parameters. The self-healing polyurethane is the reaction product of reactants comprising a polyol, a polyisocyanate; and optionally, a chain extender, where the polyol comprises at least one dimer fatty residue; at least one carbonate group; and at least two hydroxyl end groups.
    Type: Application
    Filed: November 2, 2020
    Publication date: March 11, 2021
    Applicant: Croda International Plc
    Inventors: Angela Leonarda Maria Smits, Wilhelmus Adrianus Jacobus Honcoop, Remco Benjamin Van Triet
  • Publication number: 20210039957
    Abstract: Titanium dioxide particles have high UVB absorption properties, an effective UVA efficacy and improved transparency. The titanium dioxide can be produced by calcining precursor titanium dioxide particles. The titanium dioxide particles can be used to form dispersions. The titanium dioxide particles and dispersions thereof can be used to produce sunscreen products which are suitable for use in a wide range of personal care applications.
    Type: Application
    Filed: April 11, 2019
    Publication date: February 11, 2021
    Applicant: Croda International Plc
    Inventors: Ian Robert Tooley, Robert Michael Sayer, Amy Rose Goddard
  • Publication number: 20210039958
    Abstract: Titanium dioxide particles have high UVB absorption properties, an effective UVA efficacy and transparency. The titanium dioxide can be produced by calcining precursor titanium dioxide particles. The titanium dioxide particles can be used to form dispersions. The titanium dioxide particles and dispersions thereof can be used to produce sunscreen products which are suitable for use in a wide range of personal care applications.
    Type: Application
    Filed: April 11, 2019
    Publication date: February 11, 2021
    Applicant: Croda International Plc
    Inventors: Ian Robert Tooley, Robert Michael Sayer, Amy Rose Goddard
  • Publication number: 20210029989
    Abstract: A copolymer dispersant having acrylic acid, hydrophobic monomer, alkylacrylate of a monoalkyl polyethylene glycol, and optionally strong acid derivatives of (meth)acrylic acid combined with agrochemical active and/or nutrient and/or biostimulant to form a formulation. There is also provided a method of making the polymer dispersant. The dispersant is suitable for use in agrochemical formulations.
    Type: Application
    Filed: March 28, 2019
    Publication date: February 4, 2021
    Applicant: Croda International Plc
    Inventors: Kathryn Marie Knight, Simon Adrian Hodgson
  • Patent number: 10888548
    Abstract: Anti-Dandruff Agents A novel anti-dandruff composition comprising spirofuranone-lactam tetramic acid or derivatives thereof, and optionally at least one biologically derivable meroterpene. The spirofuranone-lactam tetramic acid is preferably a bio-active heterospirocyclic secondary metabolite of Aspergillus, such as pseurotin A. The biologically derivable meroterpene may be selected from fumagillin, fumagillin derivative, chlovalicin, or ovalicin. Use of said agents as anti-dandruff actives in anti-dandruff compositions, particularly shampoos and conditioners is also provided. The active is particularly effective against Malassezia yeasts and Malassezia furfur which may cause dandruff. A method of obtaining the anti-dandruff actives from culturing of Peyronellaea sp. strain RKDO347 is also described.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: January 12, 2021
    Assignee: Croda International Plc
    Inventors: Russell Greig Kerr, David Patrick Overy, Fabrice Berrué
  • Patent number: 10849839
    Abstract: A personal care formulation comprising an active compound is operable to reduce the surface friction of hair fibres and promoting inter-fibre movement. The active compound is the reaction product of a fatty acid and a polyamine. The use of the active compound in a personal care formulation works as a friction modifier operable to reduce the surface friction of hair fibres. The invention extends to the active compound and a method of reducing hair-fibre surface friction.
    Type: Grant
    Filed: July 3, 2012
    Date of Patent: December 1, 2020
    Assignee: Croda International Plc
    Inventors: Michael Christopher Hindley, David John Freeman, James Prodger, Sean Philip Nigel Rouse
  • Patent number: 10821064
    Abstract: A novel anti-dandruff agent being a fumagillin derivative according to formula (I), and use of said agent as an anti-dandruff actives in anti-dandruff compositions, particularly shampoos and conditioners. The active is particularly effective against Malassezia yeasts and Malassezia furfur which may cause dandruff. A method of obtaining the fumagillin derivative from culturing of Peyronellaea sp. strain RKDO347 is also described.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: November 3, 2020
    Assignee: CRODA INTERNATIONAL PLC
    Inventors: Russell Greig Kerr, David Patrick Overy, Fabrice Berrué
  • Patent number: 10822286
    Abstract: An agrochemical micronutrient concentrate and or formulations with dispersants for said concentrates/formulations, in particular a dispersant for use in suspending solid micronutrients in suspension concentrate type formulations comprising one or more micronutrients. The dispersant is preferably a water dispersible styrene (meth)acrylic copolymer. The micronutrient is selected from zinc oxide, manganese carbonate, manganese oxide, or calcium carbonate, and present in the concentrate at 40 wt. %. or more. The present invention also includes methods of treating crops with such micronutrient formulations.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: November 3, 2020
    Assignee: Croda International PLC
    Inventor: Márcia Fernanda Hergert Pereira Werner
  • Patent number: 10800993
    Abstract: The present invention relates to a lubricated system comprising: a) a component comprising a first surface which is a diamond-like carbon (DLC) surface; b) a component comprising a second surface; and c) a lubricant formulation interposed between the first surface and second surface. The lubricant formulation comprises: i) a base stock; ii) a molybdenum compound; iii) an organic polymer comprising a hydrophobic polymeric sub unit selected from polyesters and functionalised polyolefins and a hydrophilic polymeric sub unit selected from polyethers; and iv) optionally, other additives. The combination of the molybdenum compound and the organic polymer in the lubricant formulation reduces the wear on one or more of the surfaces in the lubricated system when compared with using the molybdenum containing friction modifier alone.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: October 13, 2020
    Assignee: Croda International PLC
    Inventors: Gareth Moody, John Eastwood, Aitziber Viadas Cienfuegos
  • Publication number: 20200246245
    Abstract: Composition and emulsifier system comprising mixtures of alkoxylated fatty alcohols for use in emulsifying formulations, in particular formulations in personal care. In particular the composition and emulsifier system provide emulsification under extreme conditions such as high salt content, low/high pH, or under high temperatures.
    Type: Application
    Filed: August 10, 2018
    Publication date: August 6, 2020
    Applicant: Croda International Plc
    Inventors: Elodie Bénard, Bhaven Chavan, Sean Philip Nigel Rouse