Patents Examined by Patrick D. Niland
-
Patent number: 11795264Abstract: Provided is a latent curing agent, including: porous particles supporting an aluminum chelate compound; and a coating film over surfaces of the porous particles, the coating film containing an aluminum chelate compound and a polymer that contains at least one of a urea bond and an urethane bond, wherein a content of an active aluminum chelate compound is 20% by mass or greater.Type: GrantFiled: January 31, 2020Date of Patent: October 24, 2023Assignee: DEXERIALS CORPORATIONInventor: Kazunobu Kamiya
-
Patent number: 11795281Abstract: Described herein are methods and compositions relating to tunable nanoporous coatings. In certain aspects, described herein are methods and compositions wherein a tunable nanoporous coating comprises a tunable nanoporous membrane which transitions from opaque to transparent upon the application of force, and from transparent to opaque after washing with a solvent.Type: GrantFiled: April 14, 2021Date of Patent: October 24, 2023Assignee: UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC.Inventors: Peng Jiang, Sin-Yen Leo, Calen Leverant, Danielle Liu, Yin Fang
-
Patent number: 11767395Abstract: Described herein is a polar non-aqueous dispersion comprising polar polymeric microparticles in a polar non-aqueous medium, the polar polymeric microparticles being insoluble in the medium and being produced by dispersion polymerization of vinyl monomers such as acrylate monomers in the medium in the presence of a polymeric acrylic stabilizer. Inks, coatings and overprint varnishes are formulated that employ the polar non-aqueous dispersion. Such inks, etc., exhibit superior chemical resistance properties, for example in one-part and two-part systems.Type: GrantFiled: March 13, 2017Date of Patent: September 26, 2023Assignee: Sun Chemical CorporationInventors: Juanita M. Parris, Soichiro Omizu, Carl S. Weisbecker, Josie M. Rosen, Ralph Arcurio, Ramasamy Krishnan, Alex Chudolij
-
Patent number: 11767413Abstract: The present invention relates to a composition comprising one or more (co)polymers and one or more phosphonite compounds that contain cardanol moieties. Moreover, the present invention also refers to the use of the phosphonite compounds as process stabilizers, in particular refers to the use of such compounds for stabilizing and/or reducing the Yellowness Index of a (co)polymer composition exposed to heat and/or mechanical stress.Type: GrantFiled: February 20, 2020Date of Patent: September 26, 2023Assignee: Clariant International LtdInventors: Pascal Steffanut, Stephane Bellemin-Laponnaz, Damien Bissessar, Thierry Achard
-
Patent number: 11754848Abstract: An optical device includes a reflector layer having a first surface, a second surface opposite the first surface; a third surface, and a fourth surface opposite the third surface; and a first selective light modulator layer external to the first surface of the reflector layer; in which at least one of the third surface and the fourth surface includes an azimuthal modulator layer. A method of making an optical device is also disclosed.Type: GrantFiled: November 30, 2020Date of Patent: September 12, 2023Assignee: VIAVI SOLUTIONS INC.Inventors: Jaroslaw Zieba, Johannes P. Seydel
-
Patent number: 11753563Abstract: The present invention provides a polyaspartic coating composition containing (A) an aspartic acid ester compound represented by the following formula (I) [in formula (I), X is an n-valent organic group, and R1 and R2 are organic groups which are inert to the isocyanate group under a reaction condition, and n is an integer of 2 or more.], and (B) a polyisocyanate obtained by using one or more diisocyanate monomers selected from the group consisting of an aliphatic and alicyclic diisocyanate and a polycaprolactone polyol having a number-average molecular weight of 500 to 1,500, wherein a ratio of the polycaprolactone polyol is 20% by mass or more, and the polyisocyanate component contains 10.0% by mass or less of an isocyanurate trimer.Type: GrantFiled: March 1, 2018Date of Patent: September 12, 2023Assignee: ASAHI KASEI KABUSHIKI KAISHAInventor: Satoshi Takeno
-
Patent number: 11746202Abstract: Provided is a method for modifying a polypropylene resin molded body with a side chain crystalline block copolymer having a long alkane chain in a side chain, having a good interaction force with the polypropylene resin molded body, and having a function capable of modifying surface characteristics. Also provided is a modified polypropylene resin molded body. The method for modifying a polypropylene resin molded body includes a step of contacting a copolymer solution including a side chain crystalline block copolymer with a polypropylene resin molded body at a temperature of the copolymer solution of 40 to 120° C. The modified polypropylene resin molded body includes a base material of the polypropylene resin molded body and a site that includes the side chain crystalline block copolymer in at least part of the base material.Type: GrantFiled: February 8, 2019Date of Patent: September 5, 2023Assignee: FUKUOKA UNIVERSITYInventors: Shigeru Yao, Sho Hirai, Hideaki Obuchi, Ryoko Nakano, Tomohito Uchino
-
Patent number: 11746175Abstract: A copolymer composition is disclosed with advantages for textile fibers, yarns, blended yarns, fabrics, and garments. The composition includes polyester copolymer, between about 9.5 and 10.5 percent adipic acid based on the amount of copolymer, between about 630 and 770 parts per million (ppm) of pentaerythritol based on the amount of copolymer, and between about 3.4 and 4.2 percent polyethylene glycol based on the amount of copolymer.Type: GrantFiled: February 28, 2020Date of Patent: September 5, 2023Assignee: PARKDALE INCORPORATEDInventor: Robert Alton Usher
-
Patent number: 11732082Abstract: A two-component polyurethane composition comprising a polyisocyanate and an emulsion polymer having greater than 2.2% of hydroxy groups in the emulsion polymer and comprising structural units of a polymerizable surfactant, a first hydroxy-functional monomer, an acid monomer and/or a salt thereof, an additional monoethylenically unsaturated nonionic monomer, and optionally a second hydroxy-functional alkyl (meth)acrylate; the two-component polyurethane composition providing improved alcohol resistance without compromising both acid and alkali resistance.Type: GrantFiled: December 6, 2019Date of Patent: August 22, 2023Assignee: Dow Global Technologies LLCInventors: Xiaohong Yang, Jinfei Wang, Fengzhe Shi
-
Patent number: 11718765Abstract: The present invention relates to a crosslinkable composition for forming a polyurethane coating on different types of substrate. The present invention relates in particular to a polyurethane composition comprising isosorbide as a diol chain extender, and to the polyurethane coating obtained from this composition.Type: GrantFiled: October 26, 2018Date of Patent: August 8, 2023Assignee: Roquette FreresInventors: Nicolas Jacquel, René Saint-Loup, Jean-Pierre Pascault, Héloïse Blache, Alain Rousseau, Françoise Mechin, Etienne Fleury
-
Patent number: 11708505Abstract: An aqueous polyurethane resin having a cationic group in a side chain thereof is obtainable by reacting a polyester polyol, a polyisocyanate, and a diol containing a quaternary N-atom or amino group, the quaternary N-atom or amino group being not present in the carbon chain between the two hydroxyl groups of the diol. The polyester polyol is obtained by reacting an aromatic polycarboxylic acid and a polyol. The polyurethane resin is suitable as a resin in treatment liquids for inkjet printing.Type: GrantFiled: November 27, 2018Date of Patent: July 25, 2023Assignee: AGFA NVInventors: Hubertus Van Aert, Ellen Bertels
-
Patent number: 11708464Abstract: Rheology modifiers comprising cross-linked poly(amino acid) and methods of their use in aqueous compositions. The modifiers comprise cross-linked poly(amino acid) microparticles having a mean equivalent diameter when fully swollen in deionized water of up to 1000 ?m, as measured by laser diffraction. In particular, the poly(amino acid) is D-, L- or D,L-Y-poly(glutamic acid). A method of preparing the modifier comprises cross-linking a poly(amino acid), drying the cross-linked poly(amino acid) and grinding the cross-linked poly(amino acid) to have the required diameter.Type: GrantFiled: May 25, 2018Date of Patent: July 25, 2023Assignee: Ecovia Renewables Inc.Inventors: Jeremy J. Minty, Samuel Kohley, Daniel Lee, Harry Poppick
-
Patent number: 11702500Abstract: A biomedical device is disclosed which is a polymerization product of a mixture comprising (a) one or more difunctional isocyanates; (b) one or more polyalcohols; (c) one or more hydroxy-terminated polysiloxane prepolymers; and (d) one or more polyoxazoline polyols having a weight average molecular weight of equal to or greater than about 1000 Daltons.Type: GrantFiled: March 15, 2022Date of Patent: July 18, 2023Assignee: Bausch + Lomb Ireland LimitedInventors: Ivan M. Nuñez, Lynn Coullard, Katie L. Poetz
-
Patent number: 11701911Abstract: A method of printing a stealth white image includes applying a stealth ink containing a red coloring material that emits visible light at exposure to ultraviolet radiation and a green coloring material that emits visible light at exposure to ultraviolet radiation to a substrate which contains a fluorescent brightener to form the stealth white image thereon, wherein the stealth white image demonstrates an a* value of from ?2.0 to 2.0 and a b* value of from ?10.0 to 0 at exposure to ultraviolet radiation having a wavelength of 370 nm according to CIE 1976 L*a*b* colorimetric system.Type: GrantFiled: November 13, 2020Date of Patent: July 18, 2023Assignee: Ricoh Company, Ltd.Inventors: Koji Katsuragi, Haruki Saitoh
-
Patent number: 11697705Abstract: Disclosed herein are a cannabidiol (CBD)-containing bio-based polyurethane composite material and a preparation thereof. The composite material is prepared from a component A and a component B in a weight ratio of 100:(20-50), where the component A includes 40-60 parts by weight of a vegetable oil-based polyol, 35-50 parts by weight of polyether polyol I, 0-10 parts by weight of polyether polyol II, 0.5-5 parts by weight of CBD, 0-5 parts by weight of a natural pigment, 0.5-3 parts by weight of silicon oil, 0-5 parts by weight of a cross-linking agent, 0.2-1 part by weight of a catalyst and 0.8-4 parts by weight of water, and the component B includes 20-50 parts by weight of modified methylene diphenyl diisocyanate (MDI).Type: GrantFiled: February 11, 2021Date of Patent: July 11, 2023Assignee: ZHANGJIAGANG COOLIST LIFE TECHNOLOGY CO., LTD.Inventors: Kaixuan Lin, Ren Ma, Xiaofang Lin
-
Patent number: 11685139Abstract: A thermally expandable sheet includes: a first thermally expansive layer that is formed on one side of a base and contains a first thermally expandable material; and a second thermally expansive layer that is formed on the first thermally expansive layer and contains a second thermally expandable material, wherein the second thermally expandable material further contains white pigment.Type: GrantFiled: December 30, 2019Date of Patent: June 27, 2023Assignee: CASIO COMPUTER CO., LTD.Inventors: Yoshimune Motoyanagi, Yuji Horiuchi
-
Patent number: 11684553Abstract: The invention relates to a curable composition for dental retraction comprising a resin matrix comprising at least one polyorganosiloxane with at least two olefinically unsaturated groups as component A1, at least one organohydrogenpolysiloxane as component A2, optionally at least one vinyl functional QM silicone component as component A3, at least one alkylsiloxane having at least one carbinol, silanol, or alkoxy moiety as component B, optionally surfactant(s) as component E, optionally additive(s) as component F, a filler system comprising filler(s) as component D, a catalyst system comprising addition cure catalyst component C-A suitable to cure components A1 and A2, condensation cure catalyst component C-B suitable to cure component B, the curable composition being provided as a kit of part comprising a Catalyst Part I and a Base Part II the Catalyst Part I comprising components C-A, C-B, A1, the Base Part II comprising components A2, A1, B, wherein each of components D, E and F and A3, if present, can beType: GrantFiled: January 15, 2018Date of Patent: June 27, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Henning Hoffmann, Peter Osswald, Joachim Zech
-
Patent number: 11680154Abstract: The invention relates to the use of a silyl functional compound b), which silyl functional compound comprises a N—O—Si bond, for improving the flame retardant properties of a composition comprising an organic polymer a), which is one of a thermoplastic polymer or a thermoset polymer or a mixture thereof.Type: GrantFiled: April 15, 2020Date of Patent: June 20, 2023Assignee: BYK-Chemie GmbHInventors: Thorsten Kröller, Alessa Meyer, Majdi Al-Masri, Frederik Piestert, Carl-Eric Wilen, Melanie Aubert, Teija Tirri, Timo Ääritalo
-
Patent number: 11680155Abstract: The invention relates to a composition comprising an organic polymer, and a silyl functional compound comprising a N—Si bond.Type: GrantFiled: April 15, 2020Date of Patent: June 20, 2023Assignee: BYK-Chemie GmbHInventors: Thorsten Kröller, Alessa Meyer, Majdi Al-Masri, Frederik Piestert, Carl-Eric Wilen, Melanie Aubert, Teija Tirri, Timo Ääritalo
-
Patent number: 11680185Abstract: The present invention relates to a method for preparing an aqueous polyurethane (PU) dispersion with non-ionic reactive emulsifiers and sulfonate groups. The aqueous PU dispersion includes the following components: 10-40 parts by weight of polymer polyol, 5-20 parts by weight of isocyanate monomer, 0.1-1.5 parts by weight of trimethylolpropane, 3-15 parts by weight of monofunctional alkoxy polyethylene glycol or propylene glycol, 0.5-2.0 parts by weight of diaminosulphonate chain extender, 0.5-3.0 parts by weight of non-ionic organic amine chain extender, 0.01-0.05 parts by weight of catalyst, 0-8 parts by weight of organic solvent, 50-80 parts by weight of deionized water, and 0.1-5 parts by weight of thickener. In the presence of non-ionic reactive emulsifiers, introduction of sulfonate groups at late chain extension stage of the aqueous PU dispersion obtain stable large-size polymer particles. A coating film thereof has a 60° gloss of <1.Type: GrantFiled: July 31, 2020Date of Patent: June 20, 2023Assignee: Shanghai Sisheng Polymer Materials Co., Ltd.Inventors: Ziao Wei, Yuchun Wei