Starch Or Derivative Containing Monomer, E.g., Starch-acrylamide, Etc. Patents (Class 526/238.22)
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Patent number: 10465055Abstract: The present invention relates to method for treating a substrate or a surface thereof bearing Si—H groups to confer to it a physical and/or biochemical surface-modified property, wherein it comprises at least a step consisting of exposing, within a liquid medium, said substrate or a surface thereof with at least a polymer, said polymer containing: at least three reactive sites able to attach to said substrate or said surface by reacting with Si—H groups and further creating covalent bonds, and at least a molecule or a part thereof able to confer said modified property to said substrate or said surface thereof, said step being carried out in efficient conditions to promote the covalent grafting of said polymer to said substrate or surface thereof and the molecular weight of said polymer being greater than 1000 g/mol.Type: GrantFiled: October 3, 2007Date of Patent: November 5, 2019Assignees: CENTRE NATIONALE DE RECHERCHE SCIENTIFIQUE, INSTITUT CURIEInventors: Vincent Semetey, Nasreddine Kebir
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Patent number: 9988526Abstract: Hybrid dendrite copolymer compositions include a hybrid dendrite copolymer including at least one ethylenically unsaturated first monomer, at least one second ethylenically unsaturated second monomer and a naturally derived hydroxyl containing chain transfer agent as an end group. The at least one first and second ethylenically unsaturated monomers are on separate side chains of the naturally derived hydroxyl containing chain transfer agent. Methods of preparing a hybrid dendrite copolymer are also included.Type: GrantFiled: November 2, 2012Date of Patent: June 5, 2018Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Klin Aloysius Rodrigues, Michael L. Standish
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Patent number: 9506016Abstract: A solid composition for treating cooling or heated water systems to remove scale, microorganisms and biofilm, and corrosion by-products. The composition for cooling towers and chilled water systems comprises chelating agents and an anionic surfactant. The composition for boilers and heated water systems comprises a sulfite, neutralizing amines, sodium phosphate, a polymethacrylate or polyacrylate polymer. A method for using such a treatment composition comprises contacting the treatment composition with substantially all parts of the water system.Type: GrantFiled: November 6, 2013Date of Patent: November 29, 2016Assignee: NCH CorporationInventors: Ecaterina Henderson, Pedro G. Gomez, John T. Buxton, Lyle H. Steimel
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Patent number: 9441190Abstract: A solid composition for treating cooling or heated water systems to remove scale, microorganisms and biofilm, and corrosion by-products. The composition for cooling towers and chilled water systems comprises chelating agents and an anionic surfactant. The composition for boilers and heated water systems comprises a sulfite, neutralizing amines, sodium phosphate, and, optionally, a polymethacrylate or polyacrylate polymer. A method for using such a treatment composition comprises contacting the treatment composition with substantially all parts of the water system.Type: GrantFiled: November 4, 2014Date of Patent: September 13, 2016Assignee: NCH CORPORATIONInventors: Ecaterina Henderson, Pedro G. Gomez, John T. Buxton, Lyle H. Steimel
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Publication number: 20140309392Abstract: Graft dendrite copolymers derived from at least one ethylenically unsaturated first monomer, at least one second ethylenically unsaturated second monomer and a natural hydroxyl containing component as an end group. The at least one first and second ethylenically unsaturated monomers are on separate side chains of the natural hydroxyl containing component. Methods of preparing a graft dendrite copolymer are also included.Type: ApplicationFiled: November 2, 2012Publication date: October 16, 2014Inventor: Klin Aloysius Rodrigues
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Publication number: 20140044669Abstract: The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein.Type: ApplicationFiled: October 17, 2013Publication date: February 13, 2014Applicant: CERULEAN PHARMA INC.Inventors: Jianjun Cheng, Mark E. Davis, Kay T. Khin
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Patent number: 8609081Abstract: The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein.Type: GrantFiled: January 11, 2013Date of Patent: December 17, 2013Assignee: Cerulean Pharma Inc.Inventors: Jianjun Cheng, Mark E. Davis, Kay T. Khin
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Patent number: 8603454Abstract: The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein.Type: GrantFiled: February 15, 2013Date of Patent: December 10, 2013Assignee: Cerulean Pharma Inc.Inventors: Jianjun Cheng, Mark E. Davis, Kay T. Khin
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Patent number: 8580243Abstract: The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein.Type: GrantFiled: February 15, 2013Date of Patent: November 12, 2013Assignee: Cerulean Pharma Inc.Inventors: Jianjun Cheng, Mark E. Davis, Kay T. Khin
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Patent number: 8580242Abstract: The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein.Type: GrantFiled: January 11, 2013Date of Patent: November 12, 2013Assignee: Cerulean Pharma Inc.Inventors: Jianjun Cheng, Mark E. Davis, Kat T. Khin
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Patent number: 8580244Abstract: The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein.Type: GrantFiled: February 15, 2013Date of Patent: November 12, 2013Assignee: Cerulean Pharma Inc.Inventors: Jianjun Cheng, Mark E. Davis, Kay T. Khin
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Patent number: 8569451Abstract: The present application relates to an affinity material useful in antibody purification.Type: GrantFiled: April 9, 2010Date of Patent: October 29, 2013Assignee: Biotage ABInventors: Anthony Rees, Börje Sellergren, Ecevit Yilmaz, Thomas Schrader
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Publication number: 20130190450Abstract: The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein.Type: ApplicationFiled: August 10, 2012Publication date: July 25, 2013Applicant: CERULEAN PHARMA INC.Inventors: Jianjun Cheng, Mark E. Davis, Kay T. Khin
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Publication number: 20130172479Abstract: The present invention provides a selective adhesion method and a self-assembly method for macroscale materials based on molecular recognition. One or more host bodies formed from a macromolecule having one or more host groups on the side chains, and one or more guest bodies formed from a macromolecule having one or more guest groups on the side chains are vibrated in a solvent to selectively form an assembly.Type: ApplicationFiled: September 8, 2011Publication date: July 4, 2013Applicant: OSAKA UNIVERSITYInventors: Akira Harada, Ryosuke Kobayashi, Hiroyasu Yamaguchi, Akihito Hashidzume, Yoshinori Takashima
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Patent number: 7482417Abstract: A novel (meth)acrylamide polymer capable of forming a papermaking chemical exhibiting an excellent paper strengthening effect, drainage improvement effect, retention improvement effect, plybond strength enhancing effect, surface strength enhancing effect, and sizing improvement effect in acid, neutral, or alkaline papermaking systems, as well as a method for manufacturing this polymer, and paper that makes use of this polymer and has excellent bursting strength, internal bond strength, and other such properties is provided. This is a (meth)acrylamide polymer produced by polymerizing a monomer (a) expressed by the following general formula 1, the following monomer (b), and the following monomer (c): (a) general formula 1: (b) a (meth)acrylamide; (c) an ionic monomer other than monomer (a) expressed by general formula 1 above.Type: GrantFiled: February 21, 2003Date of Patent: January 27, 2009Assignee: Seiko PMC CorporationInventors: Toshitsugu Kiyosada, Akira Endou, Satoru Iwata, Masatomi Ogawa
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Patent number: 7423070Abstract: The present invention is a surface-modified base matrix comprised of a porous polymeric base matrix onto which branched hydrophilic polyhydroxy-functional polymers have been covalently attached, wherein the polyhydroxy-functional polymers are hyperbranched polymers presenting a degree of branching (DB) of at least about 0.2 and each polymer is tethered to the base matrix at two or more points. The present matrix can for example be a cross-linked carbohydrate material, such as agarose, and the hyperbranched hydrophilic polymer can e.g. be a copolymer of epichiorohydrin and a sugar. The invention also relates to a method of surface-modification of a porous base matrix by activating functional hydroxy groups thereon and contacting the activated matrix with a hydrophilic hyperbranched hydroxy-functional polymer.Type: GrantFiled: June 18, 2003Date of Patent: September 9, 2008Assignee: GE Healthcare Bio-Sciences ABInventors: Anders Larsson, Ulrika Meyer, Kajsa Stridsberg Fridén, Eva Von Heijne
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Patent number: 6977285Abstract: Functional polyvalent oligomer for applications in medicine and biotechnology are disclosed. These oligomers have the formula (1) wherein R is H, CH3, C2H5, R1, is H, NH2, OH, COOH, X is N-Acetyl Glucosamine, mannose, galactose and sialic acid, fructose, ribulose, erythrolose, xylulose, psicose, sorbose, tagatose, glucopyranose, fructofuranose, deoxyribose, galactosamine, sucrose, lactose, isomaltose, maltose, cellobiose, cellulose and amylose, Y is H, COOH, OH or NH2, and n is from 3 to 50. The present invention also relates to synthesis of such oligomeric ligands. The method of synthesis of the present invention for oligomerization can be—applied to other ligands such as sialic acid, mannose and galactose and can -be used for the prevention of infections.Type: GrantFiled: March 30, 2004Date of Patent: December 20, 2005Assignee: Council of Scientific and Industrial ResearchInventors: Mohan Gopalkrishna Kulkarni, Jayant Jagannath Khandare
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Patent number: 6605182Abstract: (Co)poly-&agr;-hydroxyacrylic-acid-based polymers (P), optionally in lactonized form or in salt form, optionally as Mg-complexes, and which are characterized by a content in carbohydrate units and 2-hydroxy-2-carboxyethylene-1,2 monomer units, are suitable as biologically degradable, alkali-resistant stabilizers for peroxide bleaching agents.Type: GrantFiled: December 11, 1997Date of Patent: August 12, 2003Assignee: Clariant Finance (BVI) LimitedInventor: Bernard Danner
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Patent number: 6441057Abstract: The present invention discloses novel polymer compositions comprising cellulose acrylamide, acrylamide and/or a fluorescent indicator species, and membranes made with these compositions. Optical pH sensors for monitoring the pH in a fluid sample, and methods for making such pH sensors are also disclosed. The pH sensors have reduced sensitivity to sample components that can interfere with pH measurements.Type: GrantFiled: March 30, 2000Date of Patent: August 27, 2002Assignee: Optical Sensors IncorporatedInventors: Lynn M. Kimball, Laura J. Bauer, William V. Fowler, Laurie E. Lynch
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Patent number: 6426381Abstract: This invention relates to aqueous polymer dispersions obtained by free radical emulsion copolymerization of ethylenically unsaturated monomers comprising (a) 30 to 60% by weight of at least one optionally substituted styrene, (b) 60 to 30% by weight of at least one C1-C4-alkyl (meth)acrylate, and (c) 0 to 10% by weight of other ethylenically unsaturated copolymerizable monomers, in the presence of (d) 10 to 40% by weight of degraded starch having a molecular weight Mn of 500 to 10,000, and (e) a graft-linking, water-soluble redox system as free radical initiator for the free radical emulsion copolymerization, wherein the sum (a)+(b)+(c)+(d) is 100%.Type: GrantFiled: August 11, 2000Date of Patent: July 30, 2002Assignee: Bayer AktiengesellschaftInventors: Joachim König, Eckhard Wenz, Günter Sackmann, Thomas Roick, Bernd Thiele, Gabriele Kinkel, Johan Kijlstra, Bernd Hauschel
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Publication number: 20010047054Abstract: The present invention provides a liquid water-swellable coating compound, which is substantially devoid of volatile non-reactives. The water-swellable coating compound can be applied, to an article and cross-linked in place on the article to create a water-swellable, super absorbent polymer coating. The super absorbent polymer coating of the present invention is a flexible water-absorbent coating and comprises a cross-linked polymer prepared by polymerizing a reactive mixture, which comprises: substantially between thirty-five weight percent (35%) and ninety-nine and nine-tenths weight percent (99.9%) of one or more amine neutralized monomer; substantially between one tenth of one weight percent (0.1%) and fifteen weight percent (15%) cross-linking monomer; substantially between zero weight percent (0%) and fifty weight percent (50%) water soluble, substantially monofunctional oligomer; and substantially between one-half of one weight percent (0.Type: ApplicationFiled: June 20, 2001Publication date: November 29, 2001Inventors: Richard F. Zopf, Brian D. Thiffault
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Patent number: 6319380Abstract: The use of a gel produced by polymerization of a dextran derivative which exhibits groups that contain an alkene structure, for separating nucleic acid by electrophoresis.Type: GrantFiled: March 11, 1999Date of Patent: November 20, 2001Assignee: Amersham Pharmacia Biotech ABInventors: Eva Berggren, Ilya Zelikman