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| Number | Title | Issue Date |
| 7772331 | Method of producing low viscosity phenol-modified aromatic hydrocarbon formaldehyde resin Provided is a method of producing a low viscosity phenol-modified aromatic hydrocarbon formaldehyde resin (C), including subjecting an aromatic hydrocarbon formaldehyde resin (A) and a phenol (B) to condensation reaction under the presence of an acid catalyst. The m... | 08/10/2010 |
| 7341972 | Singlet oxygen catalysts including condensed carbon molecules The present invention relates to novel singlet oxygen catalysts useful for the production of specialty chemicals. The catalysts include a core material selected from amine coated polymeric beads, amine coated glass beads and multi-generational dendrimers to which co... | 03/11/2008 |
| 7297722 | Radially multi-branched polymer and porous film using the same Described is a radially multi-branched polymer represented by the following formula (I): ABi (I), which includes a central molecule (A) to which side-branches (B) are bonded in at least three positions (i≧3). Also described are methods for preparing a multi-branch... | 11/20/2007 |
| 7288609 | Coatings for drug delivery devices based on poly (orthoesters) A polymer coating for implantable medical devices based on polyorthoesters and methods for fabricating the coating are disclosed. The implantable medical devices made of polyorthoesters and methods for fabricating thereof are also disclosed. ... | 10/30/2007 |
| 7268182 | Polytrimethylene ether diol containing coating compositions A coating composition comprising a film forming binder of a. at least one polymer that has pendant groups, such as, hydroxyl, carboxyl, glycidyl, amine, amide, silane and mixtures thereof that are reactive with a crosslinking compo... | 09/11/2007 |
| 7214432 | Coating compositions, their preparation, and coated articles made therefrom A coating composition comprising components A, B and optionally C, wherein component A comprises at least one hydroxy-terminated polyarylate. Component B is an organic species which can react with the hydroxy terminal groups of component A, and component C is a cata... | 05/08/2007 |
| 7186784 | Phosphorus-containing carboxylic acid derivatives process for preparations thereof and flame retardant There are disclosed a phosphorus-containing carboxylic acid derivative which has a group containing phosphorus atom and has in its molecule, a group represented by the following formula (1): wherein R1... | 03/06/2007 |
| 7129290 | Polymeric crosslinkable compositions containing spiroorthocarbonates Polymeric compositions containing spiroorthocarbonate groups and another functional group which reacts with hydroxyl groups are readily crosslinked on contact with water. These compositions are useful as sealants, coatings and encapsulants. ... | 10/31/2006 |
| 7030207 | Polyacetal (co)polymers The invention is to provide a polymer, having a high affinity to water, is liquid in spite of being a polymer, simultaneously possesses also a thermal stability and is suitably used as a heating medium or a lubricant. It is the polyacetal (co)polymer, being liquid a... | 04/18/2006 |
| 6930138 | Flame retardant and smoke supressive additive powder for polymeric thermoplastics and thermoset resins A flame retarding and smoke suppressing additive powder that can be mixed with resins includes a carbonific material, a heat activated blowing agent, a heat activated halogen material, a phosphate material, and an inorganic material. The additive powder, when added ... | 08/16/2005 |
| 6919420 | Acid-cleavable acetal and ketal based epoxy oligomers Reworkable thermoset acid-cleavable acetal and ketal based epoxy oligomers can be B-staged into a tack free state. Compositions containing the epoxy oligomers are employed in a reworkable assembly such as a wafer-level underfilled microelectronic package. ... | 07/19/2005 |
| 6808869 | Bottom anti-reflective coating material composition and method for forming resist pattern using the same A composition for a bottom anti-reflective coating material and a method for forming a resist pattern using the composition, which are high in the dry etching rate, high in the resolution, excellent in the resist film thickness dependency and high in the effect of p... | 10/26/2004 |
| 6642321 | Polyacetal resin composition To provide a polyacetal resin composition which is highly rigid and has excellent surface hardness, sliding characteristics, etc. That is, a polyacetal resin composition, produced by blending 100 parts by weight of a polyacetal resin (A) with 0.01-100 par... | 11/04/2003 |
| 6590010 | Organosiloxane polymer, photo-curable resin composition, patterning process, and substrate protective coating By blending novel organosiloxane polymers of the invention with a crosslinking agent and a photoacid generator, photo-curable resin compositions are formulated which can be exposed to radiation in a broad wavelength range and readily form a thin film with... | 07/08/2003 |
| 6576740 | Method of terminating oxymethylene polymerization A polyoxymethylene having enhanced thermal stability and resistance to depolymerization is obtained by using an alkylated melamine compound of formula (1) as a polymerization terminating agent in a polymerization of formaldehyde or a cyclic oligomer there... | 06/10/2003 |
| 6566423 | Mixtures comprising epoxide compounds and their use Novel cold-curing mixtures comprising epoxide compounds, curing agents, additives and optionally further auxiliary and filler materials, which have low irritant potential, which are free of solvents and are self-levelling and which, in the cured state, ar... | 05/20/2003 |
| 6552157 | Polyurethanes containing secondary amide groups and their use in one-component thermoset compositions The present invention relates to polyurethanes containing secondary amide groups in the backbones of the polyurethanes, wherein the secondary amide groups (calculated as NH--CO--, MW 43) are present in an amount of 1 to 14% by weight, based on the weight ... | 04/22/2003 |
| 6512047 | Polyoxymethylene resin compositions having enhanced tensile elongation, thermal stability and impact resistance properties A polyoxymethylene resin composition, having enhanced tensile elongation, thermal stability, processibility and impact resistance, comprises: (i) from 45 to less than 97% % by weight of a polyoxymethylene resin (Component A); (ii) from 1 to less than 20% ... | 01/28/2003 |
| 6506850 | Polyoxymethylene copolymer and composition thereof A polyoxymethylene copolymer having a melting point of 167° to 173° C. and containing a low molecular weight polyoxymethylene copolymer in an amount of not higher than 5000 ppm, and a composition thereof. The copolymer is obtainable by subjecting unstab... | 01/14/2003 |
| 6441104 | Process for producing high molecular weight thermoplastic resin composition and its use The present invention provides: a process for producing a high molecular weight thermoplastic resin composition, which can give the high molecular weight thermoplastic resin composition with good reproducibility and stably; and uses of the resultant resin... | 08/27/2002 |
| 6433106 | Toughened polyacetal resin composition A toughened polyacetal resin composition, and a process for making same, is provided by mixing a polyacetal masterbatch component, prepared from polyacetal and a relatively large amount of polyurethane, with a polyacetal dilution component so as to genera... | 08/13/2002 |
| 6417287 | Method for hydrogenating aromatic polymers A process for the hydrogenation of aromatic polymers is disclosed. Accordingly, the solvent used comprise an ether that contains no -hydrogen atom on a carbon atom adjacent to the ether function. The process results in virtually complet... | 07/09/2002 |
| 6365704 | Polyacetal copolymer To provide a resin material in which various properties of a polyacetal resin such as excellent appearance, slidability and thermal stability are maintained and a rigidity is improved as well. That is, a polyacetal copolymer which is prepared by a copolym... | 04/02/2002 |
| 6214940 | Polyacetal resin composition A polyacetal resin composition comprising a polyacetal resin and a polycarbodiimide compound. The polyacetal resin composition is free from the problems of conventional polyacetal resins and has good water resistance at high temperatures.... | 04/10/2001 |
| 6194515 | Polyacetal composition with improved toughness To provide a polyacetal composition with improved toughness, wear resistance, and flowability. The polyacetal composition contains 100 wt % of polyacetal and 0.5-5 wt % of a block copolymer, which has its central portion made of an amorphous polymer that ... | 02/27/2001 |
| 6136200 | Treatment for paint and lacquer waste water A composition for the detackification and clarification of acid and alkaline paint and lacquer waste waters and paint spray booth wastes, comprising: an inorganic-organic and/or organic adduct alloy polymer composition having the formula: A.multidot.B | 10/24/2000 |
| 6114493 | Phosgenated oxime resins and their preparation This invention relates to methods for preparing novel, solid-phase transfer reagents, specifically phosgenated oxime resins and non-symmetrical ureas, that are useful as supports in combinatorial synthesis for the creation of libraries of compounds for le... | 09/05/2000 |
| 6100368 | Process for production of acidic aqueous solutions of melamine-aldehyde polymer having low levels of free aldehyde This invention relates to a process for producing acidic aqueous solutions of melamine-aldehyde type polymers, and particularly melamine-formaldehyde polymer, which have significantly reduced levels of free aldehyde. The process involves the addition of h... | 08/08/2000 |
| 6046285 | Polymer blends containing sulfoxide groups Polymer blends obtainable by thermal treatment, at not less than 150° C., of a mixture containing at least one high-performance polymer and from 15 to 99 parts by weight or preferably from 40 to 90 parts by weight and particularly preferably from 55 to 7... | 04/04/2000 |
| 5912305 | Dulled thermoplastic molding material Thermoplastic molding materials contain A) from 50 to 99% by weight, based on the total weight of the molding material, of a toughened polymer, B) from 1 to 20% by weight, based on the total weight of the molding material, of a blend of B1) a copoly... | 06/15/1999 |
| 5895802 | Redispersible polymer powders, method for their preparation and applications The invention concerns redispersible polymer powders characterized by a proportion of 3 to 30% by wt relative to the polymer weight of condensation products of amino-s-triazine/formaldehyde/sulfite with molar ratios of amino-s-triazine to formaldehyde to ... | 04/20/1999 |
| 5886110 | Binary-branched polyoxaalkylene macromolecules process for making them and their uses Branched, dendrimeric macromolecules having a central nucleus and a series of polyoxaalkylene chains that radiate from the nucleus and spread into the surrounding space branching a cascade fashion until the desired size results. Molecules formed in this m... | 03/23/1999 |
| 5872158 | Cleavable diacrylate for removable acrylate compositions The claimed invention is an uncured thermosetting composition which is capable of curing upon exposure to actinic radiation, said composition comprising an acetal diacrylate of the formula: ##STR1## wherein R1 and R2 are individ... | 02/16/1999 |
| 5869184 | Diguanamines and preparation process, derivatives and use thereof Provided by the present invention are novel diguanamine derivatives, led by 2,5/2,6-bis(4,6-diamino-1,3,5-triazin-2-yl)-bicyclo2.2.l!heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclo-hexanes, and derivatives thereof, applications of these c... | 02/09/1999 |
| 5863990 | Biodegradable polyacetal polymers and methods for their formation and use The present invention relates to biodegradable biocompatible polyacetals, methods for their preparation, and methods for treating mammals by administration of biodegradable biocompatible polyacetals. A method for forming the biodegradable biocompatible po... | 01/26/1999 |
| 5852160 | Phosgenated oxime resins and their preparation This invention relates to methods for preparing novel, solid-phase transfer reagents, specifically phosgenated oxime resins and non-symmetrical ureas, that are useful as supports in combinatorial synthesis for the creation of libraries of compounds for le... | 12/22/1998 |
| 5824742 | Polyacetal resin composition and molded article thereof An objective of the invention is to provide a polyacetal resin composition which has excellent resistance to heat aging and grease resistance, has welded sections with no decrease in physical properties, and has improved friction characteristics, and mold... | 10/20/1998 |
| 5780195 | Toner resin compositions A toner resin composition and a method of making the same are disclosed. The toner resin composition comprises a polyester resin formed from a reaction between a polybasic acid or anhydride and a polyhydric alcohol, and a polyfunctional epoxy resin which ... | 07/14/1998 |
| 5760226 | Aminotriazine derivatives containing glycol ether and their use in coating resins Binders comprise A) an aminotriazine derivative in which the primary amino groups of the triazine are methylolated on average with at least one mole of formaldehyde per mole of primary amino groups, and these methylol groups are etherified on average with... | 06/02/1998 |
| 5744504 | Diguanamines and preparation process, derivatives and use thereof Provided by the present invention are novel diguanamine derivatives, led by 2,5/2,6-bis(4,6-diamino-1,3,5-triazin-2-yl)-bicyclo2.2.1!heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclohexanes, and derivatives thereof, applications of these co... | 04/28/1998 |
