Patents Assigned to National Starch and Chemical Investment Holdings Corporation
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Publication number: 20080181858Abstract: Sunscreen compositions comprising one or more sunscreen agents (inorganic and combinations of inorganic and organic), one or more film forming polymers (synthetic or naturally derived), and heat treated xanthan gum. The sunscreen composition provides higher pre- and post-immersion SPF values, as well as a means for reducing the amount of sunscreen agents in a formulation without forfeiting efficacy.Type: ApplicationFiled: December 12, 2007Publication date: July 31, 2008Applicant: National Starch and Chemical Investment Holding CorporationInventors: Jennifer Davis, Doreen Petersen
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Patent number: 7390430Abstract: Difunctional oxazoline resins, which may be produced in a convenient one-step reaction from an arylalkylene dinitrile by reaction with an amino alcohol, are used in compositions with an additional curable compound or resin containing one or more carbon to carbon double bonds. The composition can be cured to a thermoset material, the curing mechanism occurring by the zwitterion polymerization of the bisoxazoline resin with the resin containing the one or more carbon to carbon double bonds. The reaction occurs without the need for curing initiators.Type: GrantFiled: February 17, 2004Date of Patent: June 24, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventors: Osama M. Musa, Ruzhi Zhang
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Patent number: 7384998Abstract: High performance, low viscosity hot melt adhesives are obtained using acrylic block copolymers. The level of acrylic block copolymer in the adhesive formulation is less than 50% by weight.Type: GrantFiled: January 26, 2005Date of Patent: June 10, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventors: Charles W. Paul, Cynthia L. Meisner
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Patent number: 7378481Abstract: A hot melt adhesive based on a functionalized metallocene polyethylene copolymer finds use in packaging applications where high heat resistance, as well as good cold tolerance, is required.Type: GrantFiled: February 8, 2007Date of Patent: May 27, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventors: Lie-Zhong Gong, Dale L. Haner, Ingrid Cole
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Patent number: 7378523Abstract: Underfill compositions comprise a quinolinol or a quinolinol derivative as a fluxing agent, as an accelerating agent, or as both. The compositions are sufficiently acidic to perform well as fluxes, but not so acidic as to cause premature gelation or corrosion.Type: GrantFiled: August 25, 2005Date of Patent: May 27, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventors: Osama M. Musa, Zhen Liu
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Patent number: 7375175Abstract: A dispersion of polymer particles, the particle containing, on average, one or more living radicals each, the radicals not being chemically protected. Further disclosed is a free radical polymerization process resulting in a dispersion containing polymer particles having on average one or more living radicals. The process involves carefully regulating the polymerization conditions to produce small size particles under monomer-starved conditions containing, on average, more than one living radical in every particle. These living polymer radicals can be further reacted to form polymers with a controlled architecture.Type: GrantFiled: February 4, 2005Date of Patent: May 20, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventors: Yadunandan Dar, Smita Shah
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Publication number: 20080112987Abstract: The invention relates to coating and encapsulation composition useful for protecting core material from oxidative and/or hydrolytic damage. The coating composition comprises a lipid polymer and a lipid-based anti-oxidant, wherein the anti-oxidant is soluble in the lipid polymer.Type: ApplicationFiled: November 10, 2006Publication date: May 15, 2008Applicant: National Starch and Chemical Investment Holding CorporationInventors: Lucia Ponginebbi, Christine Puglisi
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Publication number: 20080090980Abstract: The invention relates to a redispersible powder obtainable by (co)polymerization, using a polymer with cationic functionality in an aqueous medium, optionally accompanied by the use of conventional additives, the polymer with cationic functionality being obtained by (co)polymerization in an aqueous medium of olefinically unsaturated (co)monomers, wherein at least one (co)monomer has a cationic functionality, further (co)monomers are added and polymerization takes place in the presence of suitable initiators, and by drying the aqueous dispersion obtained, the (co)polymerizate having one or more reactive groups. According to another embodiment, the polymer with cationic functionality is formed in situ in the presence of a seed. According to another embodiment, the process is controlled in such a way that a (co)polymerizate particle with heterogeneous morphology is formed. The invention also relates to the aqueous dispersions, a process for the preparation of the redispersible powder and the use thereof.Type: ApplicationFiled: December 12, 2007Publication date: April 17, 2008Applicant: National Starch and Chemical Investment Holding CorporationInventors: Hongli Willimann, Robert Koelliker
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Patent number: 7350644Abstract: Multi-layer films are used to package hot melt adhesives. The packaging film does not require removal prior to use of the adhesive. Multi-layer films wherein at least one layer has a melting point below about 100° C. is used to package low application temperature hot melt adhesives.Type: GrantFiled: October 21, 2002Date of Patent: April 1, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventors: Michael G. Harwell, Dale L. Haner, Leisa A. Ryan
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Publication number: 20080069861Abstract: This invention pertains to a method of promoting gastrointestinal health by ingesting a composition comprising one or more probiotic microorganisms, one or more carbohydrate sources, and one or more resistant protein products. Large intestinal health is benefited by one or more of the following: increased fecal weight, lower fecal pH, increased carbohydrate fermentation, and amelioration of protein fermentation.Type: ApplicationFiled: July 5, 2007Publication date: March 20, 2008Applicant: National Starch and Chemical Investment Holding CorporationInventors: Ian Lewis Brown, Anne M. Birkett, Richard Le Leu, Graeme P. Young
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Publication number: 20080054227Abstract: A fast curing composition that comprises a polymeric resin, a conductive filler and one or more near-infrared absorbing additives and optionally an oxygen scavenger or corrosion inhibitor or both, and other additives such as reactive or nonreactive diluents, inert fillers, and adhesion promoters. The composition may be conductive, resistive or anisotropically conductive. In another embodiment, this invention is a method for improving the cure speed of a composition by exposing the composition to a near infrared energy source.Type: ApplicationFiled: April 13, 2007Publication date: March 6, 2008Applicant: NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATIONInventors: Demetrius McCormick, James Nowicki, Chih-Min Cheng, Wanda O'Hara
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Patent number: 7338842Abstract: A process for applying a solvent-free underfill onto a bumped semiconductor comprises: providing an underfill in a compressible state on a semiconductor, contacting the underfill with a compliant surface and applying sufficient pressure to expose the bumps, optionally hardening the underfill to a solid state, and removing the compliant surface.Type: GrantFiled: July 22, 2005Date of Patent: March 4, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventors: Raghunandan Chaware, Christopher Dominic
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Patent number: 7326369Abstract: A low stress conductive film or paste adhesive that comprises a) one or more functional acrylic copolymers or terpolymers; b) epoxy; and c) conductive filler. Additional ingredients, such as adhesion promoters and conductivity enhancers may also be utilized. The conductive film or paste adhesive provides higher adhesion strength than traditional flexible conductive film adhesives and a lower stress between the bonded components than existing high adhesion strength conductive films.Type: GrantFiled: March 7, 2005Date of Patent: February 5, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventors: Chih-Min Cheng, Andrew Collins
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Publication number: 20080023108Abstract: A method for fluxing a solder comprises applying to the solder a fluxing agent in which the fluxing agent is a compound having (i) an aromatic ring, (ii) at least one —OH, —NHR (where R is hydrogen or lower alkyl), or —SH group (iii) an electron-withdrawing or electron-donating substituent on the aromatic ring, and (iv) no imino group.Type: ApplicationFiled: October 16, 2007Publication date: January 31, 2008Applicant: NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATIONInventors: RENYI WANG, ZHEN LIU, LIRONG BAO, TRANG TRAN, OSAMA MUSA
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Publication number: 20080021168Abstract: Low molecular weight graft copolymer comprising a synthetic component formed from at least one or more olefinically unsaturated carboxylic acid monomers or salts thereof, and a natural component formed from a hydroxyl-containing natural moiety. The number average molecular weight of the graft copolymer is about 100,000 or less, and the weight percent of the natural component in the graft copolymer is about 50 wt % or greater based on total weight of the graft copolymer. Processes for preparing such graft copolymers are also disclosed.Type: ApplicationFiled: July 21, 2006Publication date: January 24, 2008Applicant: NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATIONInventors: Klin A. Rodrigues, Ngoc Thuy Le
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Publication number: 20080019773Abstract: Polymer powders redispersible in water in paving joint mortars, the paving jointing mortar having approximately 0.5% by weight or more, based on the paving joint dry mortar, of one or more mineral binders, as well as one or more additives and, if necessary, further components. The paving joint mortar can be introduced into a joint in powder form and subsequently watered, or the paving joint mortar can be mixed with water before introduction into the joint and added to the joint in paste form.Type: ApplicationFiled: July 17, 2007Publication date: January 24, 2008Applicant: National Starch and Chemical Investment Holding CorporationInventors: SIEGMUND KSIAZEK STADTBAUMER, LUKAS HUWILER
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Publication number: 20080021151Abstract: A glass adhesion composition containing a copolymer having an acid and a substituted amide, silanol, or amine oxide functionality. The substituted amide, silanol, or amine oxide functionality provide excellent adhesion of the copolymer to glass, silica, sand and other silicon-based substances. The copolymer is useful as a fiberglass binder, and also useful in providing protective coatings on glass sheets. A fiberglass sizing composition is also provided having a copolymer that includes at least one acid group derived from at least one acid monomer, a hydrophobic comonomer, and a crosslinker.Type: ApplicationFiled: August 1, 2007Publication date: January 24, 2008Applicant: National Starch and Chemical Investment Holding CorporationInventors: Klein Rodrigues, James Long
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Patent number: 7319132Abstract: Polymeric compounds containing an oxetane functionality and a maleimide functionality have the structure in which polymer is a polymeric backbone, m and n are integers from 2 to 500, R1 is methyl or ethyl, R2 is a divalent hydrocarbon, and W and Z are independently an ether, carboxyl, ester, carbamate, urea or amide linking functionality.Type: GrantFiled: May 4, 2005Date of Patent: January 15, 2008Assignee: National Starch and Chemical Investment Holding CorporationInventor: Osama M. Musa
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Publication number: 20080004416Abstract: A glass adhesion composition containing a copolymer having an acid and a substituted amide, silanol, or amine oxide functionality. The substituted amide, silanol, or amine oxide functionality provide excellent adhesion of the copolymer to glass, silica, sand and other silicon-based substances. The copolymer is useful as a fiberglass binder, and also useful in providing protective coatings on glass sheets. A fiberglass sizing composition is also provided having a copolymer that includes at least one acid group derived from at least one acid monomer, a hydrophobic comonomer, and a crosslinker.Type: ApplicationFiled: September 10, 2007Publication date: January 3, 2008Applicant: National Starch and Chemical Investment Holding CorporationInventors: Klein Rodrigues, James Long
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Patent number: 7306813Abstract: The present invention describes a means for fixing skin care ingredients on the surface of non-woven webs and cellulosic mats. The active ingredients can be released (deposited) onto the skin by normal triggering mechanisms, which include the action of water or urine or by friction or rubbing. The fixative systems described herein provide the ability to control high load levels while not interfering with the wettabliity of the fabric or paper. Additionally, incompatible/reactive ingredients can be treated onto the same web and are kept as separate particles fixed to the surface until released.Type: GrantFiled: August 13, 2003Date of Patent: December 11, 2007Assignee: National Starch and Chemical Investment Holding CorporationInventors: James L. Eden, Mark A. Cole, Remo Santacecilia