From Monomer Containing A Silicon Atom Patents (Class 526/279)
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Patent number: 12162987Abstract: The present invention generally relates to inherently wettable silicone hydrogel contact lenses having relatively high oxygen permeability, relatively high equilibrium water content and relatively low elastic modulus. The present invention is also related to a method for making such inherently wettable silicone hydrogel contact lenses.Type: GrantFiled: September 12, 2023Date of Patent: December 10, 2024Assignee: Alcon Inc.Inventors: Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian, Zach Munoz, Matthew D. Nelson, Augustine Twum Kumi, Weihong Lang, Ying Zheng, Feng Jing, Frank Chang
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Patent number: 12139585Abstract: A silicone particle containing: a dialkylsiloxane unit represented by the following general formula (1), R42SiO2/2 (1), where, in the formula (1), R4s each independently represent a monovalent hydrocarbon group having 1 to 6 carbon atoms; and a poly(alkyleneoxyalkyl)methylsiloxane unit represented by the following general formula (2), where, in the formula (2), R1s each independently represent a hydrogen atom or a monovalent hydrocarbon group having 1 to 6 carbon atoms, R2s each independently represent a divalent aliphatic group having 1 to 6 carbon atoms, and “n” is a number that satisfies 1?n?20, where the silicone particle has an oxyalkylene group in a surface thereof. A silicone particle may be readily dispersed in an aqueous material without the use of a dispersant or a surfactant, the silicone particle having a hydrophilic group.Type: GrantFiled: October 23, 2020Date of Patent: November 12, 2024Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Mamoru Hagiwara, Kazuyuki Takewaki
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Patent number: 12054663Abstract: Inks, paints, adhesives, and paint strippers may be formulated to include one or more surfactants, from one or more surfactant classes, such as siloxane derivatives of amino acids that have surface-active properties.Type: GrantFiled: December 11, 2020Date of Patent: August 6, 2024Assignee: AdvanSix Resins & Chemicals LLCInventor: Edward Asirvatham
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Patent number: 11999890Abstract: Pre-texturing agents, etchants, and photoresist stripping agents may be formulated to include one or more surfactants, from one or more surfactant classes, such as siloxane derivatives of amino acids that have surface-active properties.Type: GrantFiled: July 22, 2022Date of Patent: June 4, 2024Assignee: AdvanSix Resins and Chemicals LLCInventor: Edward Asirvatham
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Patent number: 12001040Abstract: The invention provides a multilayer laminated film with alternately laminated birefringent and isotropic layers. The birefringent layers have a first monotonically increasing region of optical thickness and contain monotonically increasing region 1A of maximum optical thickness of 100 nm or less, and monotonically increasing region 1B of minimum optical thickness of more than 100 nm, and ratio 1B/1A of slope 1B of monotonically increasing region 1B to slope 1A of monotonically increasing region 1A is more than 0 and less than 0.8. The isotropic layers have a second monotonically increasing region of optical thickness and contain monotonically increasing region 2A of maximum optical thickness of 200 nm or less and monotonically increasing region 2B of minimum optical thickness of more than 200 nm, and ratio 2B/2A of slope 2B of monotonically increasing region 2B to slope 2A of monotonically increasing region 2A is more than 1.5 and 10 or less.Type: GrantFiled: September 12, 2019Date of Patent: June 4, 2024Assignee: TOYOBO CO., LTDInventors: Dai Nakagawa, Nobuyuki Nakanishi, Mitsuo Tojo
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Patent number: 11992538Abstract: The present invention relates to novel polymerizable dental compositions comprising, (A) polysiloxanes, wherein the polysiloxanes comprise a mixture of the condensates of the three silanes (a1), (a2) and (a3) and/or a cocondensate of a mixture of the three silanes (a1), (a2) and (a3) and/or a mixture of at least two of the cocondensates (a1)/(a2), (a1)/(a3) and (a2)/(a3) and/or a mixture of the condensate of one of the three silanes (a1), (a2) or (a3) with the cocondensate of the other two silanes, (B) fillers and (C) initiators and/or catalysts and/or activators for the polymerization.Type: GrantFiled: August 17, 2020Date of Patent: May 28, 2024Assignee: VOCO GMBHInventors: Silke Riedel, Gerrit Lübbe, Manfred Thomas Plaumann
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Patent number: 11992367Abstract: Provided are a resin material that provides a resin shaped article (such as a resin sheet) having an acoustic impedance close to that of a living body, a reduced acoustic wave attenuation even at high frequencies (such as 10 MHz), and high hardness and high tear strength, and that is suitable as a lens material for acoustic wave probes; an acoustic lens, an acoustic wave probe, an acoustic wave determination device, an ultrasound diagnostic apparatus, a photo-acoustic wave determination device, and an ultrasonic endoscope that employ the above-described resin material as a constituent material; and a method for producing the above-described acoustic lens.Type: GrantFiled: July 29, 2020Date of Patent: May 28, 2024Assignee: FUJIFILM CorporationInventors: Yuzo Nagata, Yoshihiro Nakai, Shigeki Uehira
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Patent number: 11976146Abstract: Embodiments of this disclosure are directed to ethylene-based polymers. The ethylene-based polymer are polymerized units derived from ethylene, diene, and optionally, one or more C3-C12 ?-olefins. The ethylene-based polymer includes a melt viscosity ratio (V0.1/V100) at 190 C greater than 20. The V0.1 is the viscosity of the ethylene-based polymer at 190 C at a frequency of 0.1 radians/second, and the V100 is the viscosity of the ethylene-based polymer at 190 C at a frequency of 100 radians/second. Additionally, the ethylene-based polymer includes an average g greater than 0.86, where the average g? is an intrinsic viscosity ratio determined by gel permeation chromatography using a triple detector.Type: GrantFiled: March 26, 2021Date of Patent: May 7, 2024Assignee: Dow Global Technologies LLCInventors: Robert D. J. Froese, Keran Lu, Robert L. Sammler, Cornelis F. J. Den Doelder
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Patent number: 11969987Abstract: A contacting member contacts a region of a contacted member to which a liquid composition has been applied. The contacting member has a substrate and a fluororesin fiber layer containing a fluororesin fiber. One side of the fluororesin fiber layer is directly or indirectly fixed to the substrate and another side of the fluororesin fiber layer contacts the contacted member. A ratio X/Y is less than 1.00, wherein X is a presence ratio of the fluororesin fiber in the fluororesin fiber layer on the side which is directly or indirectly fixed to the substrate and Y is a presence ratio of the fluororesin fiber in the fluororesin fiber layer on the other side which contacts the contacted member.Type: GrantFiled: February 17, 2020Date of Patent: April 30, 2024Assignee: RICOH COMPANY, LTD.Inventors: Yuuki Mizutani, Tomohiro Tamai
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Patent number: 11952394Abstract: The present disclosure provides siloxane derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized with a siloxane group to form a compound that is surface-active and has surfactant characteristics. The compounds have low critical micelle concentrations (CMC) as well as the ability to lower the surface tension of a liquid.Type: GrantFiled: April 14, 2021Date of Patent: April 9, 2024Assignee: AdvanSix Resins & Chemicals LLCInventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Patent number: 11905351Abstract: A composition includes at least one siloxy-based (meth)acrylate monomer or prepolymer, at least one additional methacrylate monomer, UV, and Visible light blocking agents and one or more crosslinking agents. The final product results in a highly wettable material that possesses physical properties such as a low modulus of elasticity and high oxygen permeability without the need for a non-reactive solubilizing agent and that are free of cyclic and linear siloxanes.Type: GrantFiled: April 9, 2021Date of Patent: February 20, 2024Assignee: Envision Biomedical LLCInventor: Jay Friedrich Künzler
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Patent number: 11859055Abstract: The purpose of the present invention is to provide a polysiloxane monomer which gives an ophthalmic device with excellent wettability and a method for preparing the same. The present invention provides a compound represented by the following formula (1): wherein R1 is a hydrogen atom or a methyl group, L1 is a single bond or a divalent hydrocarbon group which has 1 to 6 carbon atoms and may have at least one selected from an ether bond, an ester bond, and a urethane bond, Z is a monovalent organic group which has 1 to 10 carbon atoms and has a quaternary ammonium group or an amphoteric ion group, A is a linear or branched organo(poly)siloxanyl group having 1 to 100 siloxane units, L2 is a linear, branched or cyclic, divalent or trivalent hydrocarbon group which has 2 to 10 carbon atoms and may have an ether bond, and L3 is a divalent or trivalent hydrocarbon group having one carbon atom, provided that and when L3 is trivalent, then L2 is also trivalent, and L3 and L2 together form a ring.Type: GrantFiled: May 31, 2019Date of Patent: January 2, 2024Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Kaoru Okamura
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Patent number: 11851557Abstract: To provide a curable composition being excellent in curability and being capable of forming a cured product which is excellent in heat resistance, which is excellent in adhesion to an inorganic substrate or an inorganic compound layer, and which is hardly peeled even when exposed to a high temperature/high humidity environment for a long time, a cured product formed by curing the curable composition, and a laminate. A curable composition comprising specific metal oxide fine particles A, a specific (meth)acrylate B, a specific antioxidant, an organopolysiloxane and a radical polymerization initiator, which may further contain a specific epoxy (meth)acrylate C, and which may further contain a specific urethane (meth)acrylate D. A cured product formed by curing the curable composition, and a laminate having the cured product.Type: GrantFiled: January 31, 2020Date of Patent: December 26, 2023Assignee: AGC Inc.Inventors: Keisuke Takagi, Takashi Sasaki, Tomoaki Sakurada
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Patent number: 11802182Abstract: The present invention generally relates to inherently wettable silicone hydrogel contact lenses having relatively high oxygen permeability, relatively high equilibrium water content and relatively low elastic modulus. The present invention is also related to a method for making such inherently wettable silicone hydrogel contact lenses.Type: GrantFiled: May 12, 2022Date of Patent: October 31, 2023Assignee: Alcon Inc.Inventors: Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian, Zach Munoz, Matthew D. Nelson, Augustine Twum Kumi, Weihong Lang, Ying Zheng, Feng Jing, Frank Chang
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Patent number: 11760067Abstract: The present invention relates to a multilayer element (LE), the use of the multilayer element (LE) for producing an article, an article comprising multilayer element (LE), a layer element of at least two layers, the use of the polymer composition of the invention to produce a multilayer element, as well as to a process for producing the multilayer element (LE) and an article thereof.Type: GrantFiled: January 18, 2018Date of Patent: September 19, 2023Assignee: Borealis AGInventors: Anh Tuan Tran, Jeroen Oderkerk, Francis Costa, Leonardus Welzen, Udo Wahner, Denis Yalalov, Qizheng Dou
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Patent number: 11746176Abstract: The disclosure generally relates to omniphobic compatibilizers, which include a polymerization reaction product between a first vinyl monomer, optionally a second vinyl crosslinking monomer, and a functionalized omniphobic polymer. The functionalized omniphobic polymer can include two or more vinyl functional groups or at least one free radical initiator functional group such that the reaction product forming the omniphobic compatibilizer can be a vinyl or free-radical polymerization product. The omniphobic compatibilizer can be incorporated into a UV-curable or a non-UV-curable thermoset omniphobic composition. The UV-curable composition can be a crosslinked polymerization reaction product between the omniphobic compatibilizer, a third vinyl monomer, and a fourth polyvinyl crosslinking monomer. The non-UV-curable composition can be a crosslinked polymerization reaction product between the omniphobic compatibilizer, a first thermosetting component, and a second thermosetting component.Type: GrantFiled: July 3, 2020Date of Patent: September 5, 2023Assignee: BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITYInventors: Muhammad Rabnawaz, Muhammad Naveed
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Patent number: 11705331Abstract: A composition for use in selective modification of a base material surface includes a polymer having, at an end of a main chain or a side chain thereof, a group including a first functional group capable of forming a bond with a metal, and a solvent.Type: GrantFiled: January 14, 2021Date of Patent: July 18, 2023Assignee: JSR CORPORATIONInventors: Hiroyuki Komatsu, Tomohiro Oda, Hitoshi Osaki, Masafumi Hori, Takehiko Naruoka
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Patent number: 11639422Abstract: Skin-contact products with a transpiration function such as medical devices or medicinal products, of which face masks, aspirators, ventilators, breast pumps or wound dressings are examples are described especially a skin-contact product with a transpiration function with an improved microclimate at a patient interface material-skin contact area. In an embodiment a material system is described that comprises a hydrophobic silicone base material and a hydrophilic silicone material that is combined with the hydrophobic base material.Type: GrantFiled: March 9, 2021Date of Patent: May 2, 2023Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Nicolaas Petrus Willard, Mareike Klee, Lucas Beckers, Dirk Burdinski, Joyce Van Zanten, Willem Franke Pasveer, Biju Kumar Sreedharan Nair, David W. Smith, Cornelis Petrus Hendriks, Sima Asvadi
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Patent number: 11613596Abstract: A fluorine-containing copolymer composition includes repeating units derived from a fluorine-containing monomer represented by Formula (I) and from a monomer having at least two polymerizable groups, in which the latter is 3% by mass or more with respect to a total mass of the fluorine-containing copolymer, and the former is 15% by mass or more with respect to a total solid content in the composition, in the Formula (I), R1 represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms; R2 represents a group having at least one fluorine atom; and L1 represents a divalent linking group including at least one selected from the group consisting of —O—, —(C?O)O—, —O(C?O)—, —(C?O)NH—, —NH(C?O)—, a divalent aromatic group which may have a substituent, a divalent aliphatic chain group which may have a substituent, and a divalent aliphatic cyclic group which may have a substituent.Type: GrantFiled: December 12, 2019Date of Patent: March 28, 2023Assignee: FUJIFILM CorporationInventors: Reiko Fukagawa, Akio Tamura, Taketo Otani
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Patent number: 11608400Abstract: Provided are a composition for encapsulating an organic light emitting element and an organic light emitting element display device manufactured therefrom, the composition comprising: (A) a non-silicone-based photocurable multifunctional monomer; (B) a silicone-based photocurable multifunctional monomer; (C) a non-silicone-based photocurable monofunctional monomer; (D) a silicone-based photocurable monofunctional monomer; and (E) an initiator, wherein the silicone-based photocurable multifunctional monomer (B) is represented by chemical formula 1.Type: GrantFiled: August 25, 2016Date of Patent: March 21, 2023Assignee: SAMSUNG SDI CO., LTD.Inventors: Seong Ryong Nam, Mi Jeong Choi, Sung Min Ko
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Patent number: 11591497Abstract: A damping-enhanced pressure-sensitive adhesive comprising a pressure-sensitive adhesive and a at least one damping additive. The pressure-sensitive adhesive comprises a silicone-based polymer and optionally, at least one catalyst and/or at least one initiator.Type: GrantFiled: September 20, 2018Date of Patent: February 28, 2023Assignee: Avery Dennison CorporationInventors: Sara De Vrij, Ingrid E. Geuens, Celine E. J. Huyskens
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Patent number: 11578158Abstract: The present invention provides a material for intraocular lens which has improved hydrolysis resistance. The material for intraocular lens according to the present invention is obtained by polymerizing a monomer composition comprising: a base monomer, a hydrophilic monomer, and a cross-likable monomer, wherein the base monomer comprises an aromatic ring-containing acrylate monomer and an alkoxyalkyl methacrylate monomer having an alkoxyalkyl group having four or less carbon atoms. A blending ratio on a molar basis of the methacrylate monomer with respect to the acrylate monomer in all the monomer components contained in the monomer composition is 0.25 to 1.00.Type: GrantFiled: January 31, 2018Date of Patent: February 14, 2023Assignee: MENICON CO., LTD.Inventors: Yuya Suganuma, Hiroko Nomura, Tatsuya Ojio, Keishi Tsukamoto
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Patent number: 11506979Abstract: Methods of manufacturing electronic devices employing wet-strippable underlayer compositions comprising a condensate and/or hydrolyzate of a polymer comprising as polymerized units one or more first unsaturated monomers having a condensable silicon-containing moiety, wherein the condensable silicon-containing moiety is pendent to the polymer backbone, and one or more condensable silicon monomers are provided.Type: GrantFiled: December 7, 2017Date of Patent: November 22, 2022Assignee: Rohm and Haas Electronic Materials LLCInventors: Li Cui, Paul J. LaBeaume, Charlotte A. Cutler, Suzanne M. Coley, Shintaro Yamada, James F. Cameron, William Williams
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Patent number: 11485839Abstract: This disclosed is an encapsulant film made from a curable composition comprising: (A) a polyolefin polymer; (B) an organic peroxide; (C) a silane coupling agent; and (D) a co-agent comprising a silane compound of formula (I). This further disclosed is a process for preparing said encapsulant film.Type: GrantFiled: October 31, 2017Date of Patent: November 1, 2022Assignee: Dow Global Technologies LLCInventors: Yunfeng Yang, Kainan Zhang, Yonghua Gong, Weiming Ma, Chao He, Hongyu Chen, Yabin Sun, Hong Yang, Yuyan Li
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Patent number: 11433629Abstract: The invention provides a contact lens manufacturing method for cast-molding of silicone hydrogel contact lenses having enhanced oxygen permeability without adversely affecting desirable lens mechanical properties (e.g., modulus). A method of the invention comprises adding a small amount of a radical scavenger (e.g., H-TEMPO) in a polymerizable composition for cast-molding of SiHy contact lenses) to provide the resultant polymerizable composition with a bi-phase curing profile at a curing temperature of from about 45° C. to about 100° C. With such a bi-phase curing profile, the resultant polymerizable composition can be thermally cured at the curing temperature to form a SiHy contact lens having an oxygen permeability higher than that for a polymerizable composition having the substantially identical composition excepting being free of any radical scavenger.Type: GrantFiled: June 3, 2019Date of Patent: September 6, 2022Assignee: Alcon Inc.Inventors: Weihong Lang, Wei Liang, Ying Zheng, Karen Belinda Sentell, Richard Charles Breitkopf, Daqing Wu, Steve Yun Zhang
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Patent number: 11427666Abstract: Described herein are silicone-containing acrylic polymers useful, for example, in transdermal drug delivery compositions, to methods of making and using them, to transdermal drug delivery compositions comprising them, and to methods of making and using such transdermal drug delivery compositions. The polymers are particular suitable for formulating amine drugs, such as amphetamine, methylphenidate, rivastigmine, paroxetine and clonidine.Type: GrantFiled: October 3, 2019Date of Patent: August 30, 2022Assignee: NOVEN PHARMACEUTICALS, INC.Inventors: Jun Liao, Jilin Zhang, Puchun Liu, Steven Dinh
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Patent number: 11286365Abstract: A process for recycling polyolefins comprising the steps of extruding used polyolefin material, producing granules from the polyolefin material exiting from the extrusion into a liquid cooling medium, separating the cooling medium to obtain a dry polyolefin granulate, and treating the dry polyolefin granulate in a treatment space with a treatment gas, preferably by counter-current flow, immediately after separation of the cooling medium, the dry polyolefin granules still have a granule temperature (T2) which is above a temperature (T1) of the liquid cooling medium and in the range of 71° C.-200° C., preferably 80° C.-160° C., but below the melting point of the granules, and at least 75% of the dry polyolefin granules, in the treatment space, have a dry temperature (T3) which is in the range of granule temperature (T2)±20° C., but below the melting point of the granules.Type: GrantFiled: February 27, 2020Date of Patent: March 29, 2022Assignee: POLYMETRIX AGInventor: Andreas Christel
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Patent number: 11254157Abstract: The present invention relates to an ink-jet printing method including the step of ejecting a water-based ink containing pigment-containing water-insoluble polymer particles and water onto a printing medium to print characters or images on the printing medium, in which the pigment is at least one pigment selected from the group consisting of C.I. Pigment Red 177, C.I. Pigment Red 254, C.I. Pigment Green 7, C.I. Pigment Green 36 and C.I. Pigment Blue 15:6; the water-insoluble polymer constituting the particles contains a constitutional unit derived from an ionic monomer, a constitutional unit derived from a hydrophobic monomer and a constitutional unit derived from a monomer capable of forming a graft chain; and the printing medium is a low-water absorbing printing medium.Type: GrantFiled: June 1, 2017Date of Patent: February 22, 2022Assignee: KAO CORPORATIONInventors: Ryuma Mizushima, Yasufumi Ueda
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Patent number: 11193003Abstract: The present invention provides a stretchable film including: a cured product of a composition which contains (A) a (meth)acrylate compound having silsesquioxane, (B) a (meth)acrylate compound other than the component (A) having a urethane bond, and (C) an organic solvent having a boiling point in the range of 115 to 200° C. at atmospheric pressure; wherein the component (A) is localized in the direction of a surface of the film. The stretchable film of the present invention is excellent in stretchability and strength as well as repellency on the film surface.Type: GrantFiled: October 12, 2017Date of Patent: December 7, 2021Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Jun Hatakeyama, Motoaki Iwabuchi
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Patent number: 11041075Abstract: A self-healing composition including, urethane (meth)acrylate having two (meth)acrylate groups, six or more urethane groups, and a substituted or unsubstituted polyhedral silsesquioxane.Type: GrantFiled: July 24, 2019Date of Patent: June 22, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Mikhail Kovalev, Chung Kun Cho, Myung Man Kim, Nobuji Sakai
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Patent number: 11035983Abstract: An eye-mountable device is provided that includes a plurality of rigid polymer layers separated by liquid crystal layers. Certain eye-mountable devices includes a first rigid polymer layer, a second rigid polymer layer, and a liquid crystal layer between the first and second rigid polymer layers. The liquid crystal layer has a refractive index that is electrically controllable between an ordinary refractive index and an extraordinary refractive index, and the first rigid polymer layer and second rigid polymer layer include materials having a refractive index similar to the ordinary refractive index of the liquid crystal layer. The first rigid polymer layer and second rigid polymer layer may also include a combination of monomer-derived units that provide cast-moldable materials with high oxygen permeability. Methods for fabricating the eye-mountable device and for changing the focal length of the eye-mountable device are also provided.Type: GrantFiled: September 25, 2017Date of Patent: June 15, 2021Assignee: VERILY LIFE SCIENCES LLCInventors: Scott Kennedy, Jeffrey George Linhardt, Angela DiCiccio
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Patent number: 10975203Abstract: It is an object to provide a composition used for formation of a coating film which simultaneously attains water repellency as well as heat resistance and light resistance. The composition of the present invention includes an organosilicon compound (a) which has at least one trialkylsilyl group and has two or more hydrolyzable silicon groups, and a metal compound (b) in which at least one hydrolyzable group is bonded to a metal atom.Type: GrantFiled: December 19, 2016Date of Patent: April 13, 2021Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Sayaka Sakurai, Hidenori Hanaoka
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Patent number: 10968319Abstract: The present invention generally relates to silicone hydrogel contact lenses each inherently having, on lens surfaces, a relatively-high concentration of primary amino groups and to a method for producing the same. The invention is also related to silicone hydrogel contact lens precursors each inherently having, on lens surfaces, a relatively-high concentration of N-Boc-protected primary amino groups which can be easily and conveniently deprotected during lens extraction and/or hydration steps.Type: GrantFiled: February 21, 2019Date of Patent: April 6, 2021Assignee: Alcon Inc.Inventors: Steve Yun Zhang, Maria F. Gubitosi Raspino, Richard Charles Breitkopf, Daqing Wu, Junhao Ge, Augustine Twum Kumi, Zach Munoz, Weihong Lang
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Patent number: 10941253Abstract: A block copolymer including a first block and a second block, the first block consisting of a polymer (P1) having a repeating structure of a structural unit (u1) containing in a side chain thereof a hyperbranched structure containing a silicon atom.Type: GrantFiled: February 13, 2018Date of Patent: March 9, 2021Assignees: Tokyo Ohka Kogyo Co., Ltd., Tokyo Institute of TechnologyInventors: Teruaki Hayakawa, Seina Yamazaki, Rin Odashima, Takehiro Seshimo, Daisuke Kawana, Akiyoshi Yamazaki
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Patent number: 10920075Abstract: A polymerizable monomer compound is disclosed, which can produce a polymer having advantageous transparency and high oxygen permeability for use as an ophthalmic device, while exhibiting sufficient resistance to hydrolysis. A silicone compound of the following formula (1) is described: where the residue R1R2R3Si— has a steric parameter value of ?1.00 or less, the parameter indicating the steric bulkiness of the unsubstituted hydrocarbon groups bonded to the silicon atom, and in a case where at least one of R1, R2 and R3 is a substituted hydrocarbon group, the steric parameter value of the residue in which each of the functional group and halogen atom bonded to the carbon atom of the substituted hydrocarbon group is supposed to be substituted with a hydrogen atom is ?1.00 or less. Methods for producing the monomer compound, and methods for preparing the silicone compound are also described.Type: GrantFiled: April 17, 2017Date of Patent: February 16, 2021Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventor: Kaoru Okamura
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Patent number: 10889670Abstract: A copolymer of ethylene with silane groups containing comonomer that is produced in a high pressure radical polymerisation process comprising the steps of: (a) compressing ethylene together with the silane groups containing comonomer under pressure in a compressor, wherein a compressor lubricant is used for lubrication, (b) polymerising ethylene together with the silane groups containing comonomer in a polymerisation zone, (c) separating the obtained ethylene from the unreacted products and recovering the separated ethylene copolymer in a recovery zone, wherein in step a) the compressor lubricant comprises a mineral oil and ethylene copolymer has a silane groups containing comonomer content of 0.5 to 3 wt % and an MFR2 of 0.3 to 10 g/10 min. The copolymer of ethylene with silane groups containing comonomer can be used.Type: GrantFiled: December 5, 2018Date of Patent: January 12, 2021Assignee: BOREALIS AGInventors: Thomas Hjertberg, Lars Lindgren, Lena Lindbom, Roger Karlsson
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Patent number: 10875967Abstract: The present invention generally relates to inherently wettable silicone hydrogel contact lenses having relatively high oxygen permeability, relatively high equilibrium water content and relatively low elastic modulus. The present invention is also related to a method for making such inherently wettable silicone hydrogel contact lenses.Type: GrantFiled: June 6, 2018Date of Patent: December 29, 2020Assignee: Alcon Inc.Inventors: Steve Yun Zhang, Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian, Zach Munoz, Matthew D. Nelson, Augustine Twum Kumi, Weihong Lang, Ying Zheng, Feng Jing, Frank Chang
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Patent number: 10866344Abstract: The present invention generally relates to inherently wettable silicone hydrogel contact lenses having relatively high oxygen permeability, relatively high equilibrium water content and relatively low elastic modulus. The present invention is also related to a method for making such inherently wettable silicone hydrogel contact lenses.Type: GrantFiled: June 6, 2018Date of Patent: December 15, 2020Assignee: Alcon Inc.Inventors: Daqing Wu, Junhao Ge, Steve Yun Zhang, Richard Charles Breitkopf, Xinming Qian, Zach Munoz, Matthew D. Nelson, Augustine Twum Kumi, Weihong Lang, Ying Zheng, Feng Jing, Frank Chang
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Patent number: 10822523Abstract: The present invention relates to a composition for an organic electronic device encapsulant and an encapsulant formed by using the same. A composition for an encapsulant according to an exemplary embodiment of the present invention includes: 1) a first copolymer including the first unit represented by Chemical Formula 1, the second unit represented by Chemical Formula 2, and the third unit represented by Chemical Formula 3; 2) a second copolymer including the second unit represented by Chemical Formula 2 and the third unit represented by Chemical Formula 3; and 3) one or more photoinitiators.Type: GrantFiled: September 26, 2017Date of Patent: November 3, 2020Assignee: Momentive Performance Materials Korea Co., Ltd.Inventors: Sun Yu, Nan Soo Kim, Minjae Jeong, Sunaga Takeshi
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Patent number: 10795058Abstract: A hydrophilic siloxane copolymer of siloxane and hydrophilic organic monomer/s The copolymers can be functionalized to make them capable of undergoing further polymerization by thermal or actinic radiations. The hydrophilicity of these polymers can be varied by varying the siloxane versus organic monomer ratio thereby going from water dispersible to soluble states. The siloxane content can be tuned accordingly in order to provide moderate to high oxygen permeability. These copolymers can be used as a single component curable composition which results in hydrogels to minimize the presence of leachable components thus by reducing the processing cost. The polymers may also find applications in personal care formulations as copolymers, film-formers, hydrogels, coating, emulsions/latex etc.Type: GrantFiled: December 22, 2017Date of Patent: October 6, 2020Assignee: Momentive Performance Materials Inc.Inventors: Sandeep Naik, Shreedhar Bhat, Chetan Shah, Anubhav Saxena, Raveendra Mathad
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Patent number: 10658191Abstract: A method includes performing a first polymerization process on a monomer solution to form a partially processed resin solution, the partially processed resin solution comprising a solvent and a silicon-based resin, spin coating the partially processed resin solution on a substrate, and performing a second polymerization process on the partially processed resin solution to shrink the partially processed resin solution to form a conformal silicon-based resin layer.Type: GrantFiled: September 4, 2015Date of Patent: May 19, 2020Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chen-Yu Liu, Ching-Yu Chang, Ming-Huei Weng
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Patent number: 10646421Abstract: A cosmetic composition for making up and/or caring for the skin, containing a physiologically acceptable medium containing at least one vinyl polymer having at least one carbosiloxane-dendrimer-derived unit and at least 2% by weight of a silica, relative to the total weight of the composition, the ratio by weight between said polymer and said silica being greater than or equal to 1.Type: GrantFiled: September 2, 2009Date of Patent: May 12, 2020Assignee: L'OREALInventors: Pascal Arnaud, Euriel Clavel
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Patent number: 10561018Abstract: A method for manufacturing connection structure, the method includes arranging conductive particles and a first composite on a first electrode located on a first surface of a first member, arranging a second composite on a region other than the first electrode of the first surface, arranging the first surface and a second surface of a second member where a second electrode is located, so that the first electrode and the second electrode are opposed to each other, pressing the first member and the second member; and curing the first composite and the second composite.Type: GrantFiled: June 8, 2018Date of Patent: February 11, 2020Assignee: MIKUNI ELECTRON CORPORATIONInventor: Sakae Tanaka
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Patent number: 10407574Abstract: A self-healing composition including, urethane (meth)acrylate having two (meth)acrylate groups, six or more urethane groups, and a substituted or unsubstituted polyhedral silsesquioxane.Type: GrantFiled: October 16, 2017Date of Patent: September 10, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Mikhail Kovalev, Chung Kun Cho, Myung Man Kim, Nobuji Sakai
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Patent number: 10391179Abstract: There is provided novel mono-acrylate functionalized siloxane monomer containing carbosiloxane linkage for improved hydrolysis resistance. This invention also provides copolymers produced using these monomers and their use in various applications.Type: GrantFiled: March 21, 2011Date of Patent: August 27, 2019Assignee: Momentive Performance Materials Inc.Inventors: Anubhav Saxena, Umpathy Senthilkumar, Kenrick M. Lewis
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Patent number: 10266648Abstract: A flame-retarded resin includes at least one resin for which flame retardant capability is desired and at least one triaryl silicon-containing compound (I) as flame retardant in admixture therewith and/or chemically bonded, e.g., grafted, to the resin.Type: GrantFiled: June 27, 2017Date of Patent: April 23, 2019Assignee: Momentive Performance Materials Inc.Inventors: Samim Alam, Koji Suenaga, Roy Rojas-Wahl
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Patent number: 10189977Abstract: A pack comprising: a container, the container having a container body, and the container body being sufficiently oxygen permeable to prevent an anaerobically curable composition held therein from curing due to absence of oxygen; and an anaerobically curable composition held within the container is provided. The container body is constructed from a plastics material which is formed from a blend of a thermoplastic starch component and a polyethylene.Type: GrantFiled: February 6, 2017Date of Patent: January 29, 2019Assignee: Henkel IP & Holding GmbHInventor: Peter O'Sullivan
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Patent number: 10035889Abstract: Disclosed is an optical film having low wavelength dispersibility which is obtained by stretching a film formed of a fluorine-containing cyclic olefin polymer including at least one selected from a repeating structural unit represented by the formula described below, wherein a phase difference at a wavelength of 550 nm is greater than or equal to 50 nm, wavelength dispersibility represented by a ratio Re (400 nm)/Re (550 nm) of a phase difference Re (400 nm) at a wavelength of 400 nm to a phase difference Re (550 nm) at a wavelength of 550 nm is 1.00 to 1.05, wavelength dispersibility represented by a ratio Re (400 nm)/Re (800 nm) of a phase difference Re (400 nm) at a wavelength of 400 nm to a phase difference Re (800 nm) at a wavelength of 800 nm is 1.00 to 1.05, and total light transmittance is greater than or equal to 92%.Type: GrantFiled: March 25, 2014Date of Patent: July 31, 2018Assignees: MITSUI CHEMICALS, INC., KEIO UNIVERSITYInventors: Tadahiro Sunaga, Takashi Oda, Yasuhiro Koike
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Patent number: 9969831Abstract: The present invention is directed to a copolymer of 1,3-butadiene or isoprene and a monomer of formula I or formula II where R1 is a covalent bond or C1 to C8 linear or branched alkanediyl; R2, R3, R4 are independently C1 to C8 linear or branched alkyl or —OR6, where R6 is C1 to C8 linear or branched alkyl, with the proviso that at least one of R2, R3, and R4 is —OR6, and where R5 is hydrogen or C1 to C8 linear or branched alkyl. The invention is further directed to a rubber composition including the copolymer, and a pneumatic tire containing the rubber composition. The invention is further directed to a method of making such a copolymer.Type: GrantFiled: December 18, 2015Date of Patent: May 15, 2018Assignee: The Goodyear Tire & Rubber CompanyInventors: Margaret McGuigan Flook, Inigo Göttker genannt Schnetmann, Hannes Leicht, Stefan Mecking
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Patent number: 9957383Abstract: The present invention is directed to brush block copolymer compositions comprising first and second homopolymers or random copolymers whose presence provides access to photonic bandgaps in the infrared frequency range, their use in this capacity, and methods of making the same. The specific parameters associated with these compositions are described within the specification.Type: GrantFiled: September 10, 2015Date of Patent: May 1, 2018Assignee: California Institute of TechnologyInventors: Robert J. MacFarlane, Robert H. Grubbs