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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 5973070 | Polyolefin alloy with improved surface hardness and scratch resistance A polyolefin alloy and a process for making the same which alloy includes (A) 40% to 80% by weight of polypropylene material which may be a polypropylene homopolymer or a propylene copolymer with ethylene and/or butadiene, the polypropylene copolymer incl... | 10/26/1999 |
| 5973049 | Filled polymer compositions A filled polymer composition which comprises (A) from about 5 to about 90 percent of one or more thermoplastic substantially random interpolymers prepared by polymerizing one or more -olefin monomers with one or more vinylidene aromatic monomers an... | 10/26/1999 |
| 5969008 | Chlorine-resistant elastane fibres The invention relates to polyurethane compositions and especially to elastic polyurethane fibers resulting therefrom which can be employed for swimwear in aqueous, chlorine-containing environments such as swimming pools, for example. The invention relates... | 10/19/1999 |
| 5965654 | Polyolefin-based plastic composition and automotive molded article formed thereof A polyolefin-based plastic composition suitable for an automotive molded pillar member such as a pillar garnish. The plastic composition comprises (A) block copolymer in an amount ranging from 53 to 68 parts by weight, the block copolymer having a Melt Fl... | 10/12/1999 |
| 5962122 | Liquid crystalline polymer composites having high dielectric constant Polymeric compositions having a high dielectric constant are made from a thermotropic liquid crystalline and a ceramic having a dielectric constant which is greater than about 50 at a frequency of 1.0 GHz. The compositions have a dielectric constant of at... | 10/05/1999 |
| 5959019 | Topical tale containing compositions A composition comprising a) about 40 to about 85 wt. % of water, b) about 12 to about 50 wt. % of talc c) an acrylate/C10 /C30 alkyl acrylate cross polymer, emulsifier and thickening agent in quantities effective to emulsify composition and ... | 09/28/1999 |
| 5955517 | Antistatically treated polymers The invention relates to a composition comprising a thermoplastic, structurally crosslinked elastomeric or thermosetting polymer, which comprises (a) a polar, adsorptive inorganic or organic material in the form of fibres or particles which are in mutual ... | 09/21/1999 |
| 5952416 | Thermosetting resin composition for sliding members An object of the present invention is to provide a thermosetting resin composition which can impart high slidability and great abrasion resistance while maintaining the excellent properties of thermosetting resins such as outstanding heat resistance, high... | 09/14/1999 |
| 5952417 | Composition and method for improved heat performance in a polyphenylene ether containing substrate The invention provides a composition for a platable resinous substrate having enhanced heat performance comprising: a thermoplastic mixture of at least one polyphenylene ether and at least one poly(alkenylaromatic) compound, at least one rubber compound, ... | 09/14/1999 |
| 5948839 | Polymer compositions and cast films Polypropylene impact copolymer compositions are provided which contain a homopolymer phase of predominantly homopolymeric polypropylene, a copolymer phase of copolymerized ethylene and propylene, and a nucleating agent. The inventive compositions have a r... | 09/07/1999 |
| 5948846 | Polyolefin-based composition and process for the manufacture of shaped objects from this composition A composition which is polyolefin-based includes polyolefin; from 0.1 to 5 parts by weight of lubricating agent per 100 parts by weight of the polyolefin; and from 0.05 to 2 parts by weight of zeolite per 100 parts by weight of the polyolefin, which zeoli... | 09/07/1999 |
| 5945466 | Room temperature curable organopolysiloxane composition A room temperature curable organopolysiloxane composition including: (A) 100 parts by weight of a diorganopolysiloxane represented by the general formula (1): HOSi(R1)2 O!n H (1) wherein R1 | 08/31/1999 |
| 5942168 | Resin compound for molding die, molding die and material molding by the molding die A resin compound for a molding die, a molding die made of the resin compound, and a molding method using the molding die are disclosed. The resin compound includes thermoplastic resin, inorganic fiber reinforcing material and inorganic particle filler, ha... | 08/24/1999 |
| 5939487 | Room temperature curable organopolysiloxane composition A room temperature curable organopolysiloxane composition including: (A) a diorganopolysiloxane terminated with a hydroxyl group at the both terminal ends and having a viscosity at 25° C. of 25 to 1,000,000 cSt, (B) an organosilane having 3 or more hydrolyzab... | 08/17/1999 |
| 5935655 | Thermally releasable barrier coating, composition therefor, and use thereof A combination of (A) a nitrogen containing water soluble polymer, (B) a water insoluble film forming polymer, and (C) gas filled, polymer walled microballoons provides a superior thermally releasable coating that (i) can be conveniently and reliably coate... | 08/10/1999 |
| 5932634 | Method of producing resin composition containing inorganic filler A method of producing a resin composition containing an inorganic filler is disclosed, wherein organic cations having a steric hindrance structure are brought into contact with a layered mineral with an equivalent area per unit charge on the layer surface... | 08/03/1999 |
| 5932641 | Dispersants derived from anhydrides, novel filled polymer compounds, and applications of same Filled thermoplastic and/or thermosetting polymer compositions comprising a partially esterified carboxyl-group containing anhydride dispersant.... | 08/03/1999 |
| 5932645 | Fluorine rubber-containing coating composition for screen printing A coating composition for screen printing containing a fluorine rubber in a dissolved state is disclosed, wherein the solvent for the fluorine rubber comprises 60 to 100% by weight, based on the total solvent, of an ester ranging in boiling point from iso... | 08/03/1999 |
| 5925702 | Innerliner for pneumatic tires It has been unexpectedly found that certain blends of styrene-butadiene rubber and platey filler exhibit both good gas barrier properties and good tensile fatigue properties. These blends accordingly have the requisite characteristics for a tire innerline... | 07/20/1999 |
| 5925703 | Impact modification of filled thermoplastics Filled compositions having good low temperature impact performance made from a thermoplastic (e.g., a polyolefin such as polypropylene) and either at least one linear ethylene/C5 -C20 -olefin or at least one substantially line... | 07/20/1999 |
| 5919873 | Crosslinked phenolic polyesters Disclosed are novel crosslinked polymers derived from methylol phenols and maleic acid species, and methods of synthesizing these macromolecules. Polyesters and chromandicarboxylic groups are the dominant linkages in the structure of general formula: ... | 07/06/1999 |
| 5916949 | Moldable compositions and method of making the same Compositions and methods of making the same, the compositions including a binder, solvent for the binder, humectant, wax, an emulsifier for the wax, filler, a cross-linking agent for the binder, and various additives. The binder preferably is polyvinyl al... | 06/29/1999 |
| 5916944 | Tamper-proof electronic coatings Disclosed is a method of forming tamper-proof coatings on electronic devices. The method comprises applying a coating of a silica precursor resin and a filler onto the electronic device, wherein the filler is one which reacts in an oxidizing atmosphere to... | 06/29/1999 |
| 5914363 | Crystalline ethylene-propylene copolymer with ethylene copolymer(s) and/or alkenyl aromatic-grafted rubber A thermoplastic resin composition which has a melt flow rate of 25 to 30 g/10 min and a flexural modulus at 23° C. of 20,000 kg/cm2 or more and which comprises (1) 78 to 87% by weight of a specific crystalline polypropylene referred to herei... | 06/22/1999 |
| 5914359 | Coloring composition for use in formation of transparent colored micro-patterns and application thereof Coloring compositions for use in the formation of transparent colored micro-patterns are provided. They comprise colorants, thermosetting or photosensitive resin materials and extenders having an average particle size of not more than 300 nm. The composit... | 06/22/1999 |
| 5902845 | Rubber-modified styrenic resin composition and its molded article A rubber-modified styrenic resin composition comprising 100 parts by weight of a rubber-modified styrenic resin (A) having 10 to 40% by weight of the content of a soft component particle and a mean particle diameter of the said particle of 0.1 to 1.2 μm,... | 05/11/1999 |
| 5902848 | Polypropylene films suitable for packaging Disclosed are polyolefin films suitable for packaging having Elmendorf values lower than 0.8N in both machine direction and cross direction are obtained from compositions comprising (percentages by weight): A) from 70% to 90% of a polyolefin matrix containing ... | 05/11/1999 |
| 5895794 | Shelf stable cross-linked emulsions with optimum consistency and handling without the use of thickeners A crosslinked polysiloxane dispersion comprising a siloxane polymer, polymer mixture, or polymer/solvent mixture, capable of crosslinking via condensation, addition or free radical reactions, and having a viscosity of greater than 5000 mPa.s but less than... | 04/20/1999 |
| 5891946 | Propylene resin composition including isotactic polypropylene and polyolefin resin A resin mixture including a composition containing polypropylene that includes a portion insoluble in xylene, an isotactic pentad fraction of not less than 96.5% and an isotactic average chain length of not less than 90, 45~70 parts by weight; a polyolefi... | 04/06/1999 |
| 5889100 | Resin composition and molded object thereof A resin composition comprising: (A) a polypropylene polymer comprising a propylene/ethylene block copolymer, said polypropylene polymer having a melt flow rate of from 5 to 100 g/10 min as measured at 230° C. under a load of 2.16 kg and containing compon... | 03/30/1999 |
| 5889099 | Thermoplastic resin composition improved in terms of prevention of mold contamination A thermoplastic resin composition improved in terms of prevention of mold contamination, comprising the following components (A) to (G): component (A): 55 to 75% by weight of a propylene-ethylene block copolymer including a propylene homopolymer moiety having ... | 03/30/1999 |
| 5886080 | Resin composition A resin composition which comprises about 40 to about 95% by weight of a heat-resistant resin having a heat deformation temperature of 100° C. or higher under a stress of 1,820 KPa defined by ASTM D-648 and about 60 to about 5% by weight of spherical gla... | 03/23/1999 |
| 5883174 | Polypropylene resin composition A polypropylene resin composition having excellent rigidity, impact resistance and formability (moldability) and thus useful for the interior parts of automobile, includes (A) a crystalline E/P block copolymer containing a fraction Ac soluble in p-xylene ... | 03/16/1999 |
| 5880186 | Stabilized filled polyolefins The invention relates to stabilized filled polyolefins comprising a filler and a macrocyclic compound which contains a radical of formula ##STR1## in the macrocyclic structure or in a side-group, said macrocyclic structure consisting of at least 8 at... | 03/09/1999 |
| 5880183 | Two-component polymer composition A composition of a hydroxyl functional polymer, an acetate functional polymer and a carboxyl functional polymer, which are crosslinked by a polyfunctional aziridine. Preferably, PVOH, polyvinylacetate and a carboxylated styrene/butadiene are used as the p... | 03/09/1999 |
| 5880198 | Thermoplastic resin composition comprising propylene elastomer, and talc components A thermoplastic resin composition comprising a propylene polymer component, a styrene-containing elastomer component and talc. The propylene polymer component may be an ethylene-propylene block copolymer, polypropylene resin, a mixture of at least two pro... | 03/09/1999 |
| 5877234 | Water-based correction fluid The invention features a water-based correction fluid that includes an opacifying pigment, water, and a film-forming system that provides the correction fluid with a writeover time of about 30 seconds or less.... | 03/02/1999 |
| 5872162 | Correction fluid for water-fast inks Correction fluids are provided which include an opacifying pigment, a water-fast ink fixing agent including a cationic non-film-forming polymer, a binder including a film-forming polymer compatible with the ink fixing agent, and water. The new correction ... | 02/16/1999 |
| 5866646 | Polyolefin film, compositions and resins useable therefor and related making method This invention concerns a mixture of a first component selected from talcs and a second component selected from feldspars and nepheline syenites, wherein the ratio of the first component to the second component provides an enhanced abrasiveness property. ... | 02/02/1999 |
| 5856391 | Polymer mixture based on polyphenylene ether and talcum The invention relates to a polymer mixture based on a polyphenylene ether, a polystyrene and/or a high-impact polystyrene, an agent to improve the impact strength, and talcum. By using a mixture of two linear block copolymers as agent (C), a polymer mixtu... | 01/05/1999 |
