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| Number | Title | Issue Date |
| 8003117 | Polyalkylene glycol derivative and modified bio-related substance A polyalkylene glycol derivative containing a compound of the formula (1): wherein R is a hydrocarbon group having 1 to 24 carbon atoms, OA2 is an oxyalkylene group having 2 to 4 carbon atoms, the groups represen... | 08/23/2011 |
| 5227436 | Epoxy resin compositions based alkoxylated phenols Epoxy-containing compounds are prepared by dehydrohalogenating the reaction product of an epihalohydrin with the reaction product of a compound containing an average of more than one aromatic hydroxyl group per molecule with an alkylene oxide wherein the ... | 07/13/1993 |
| 5227452 | Curable mixtures of mesogenic epoxy resins and mesogenic polyamines and cured compositions Compositions comprising epoxy resins containing one or more rodlike mesogenic moieties per molecule are cured with polyamines containing one or more rodlike mesogenic moieties per molecule. These curable compositions can be oriented by the application of ... | 07/13/1993 |
| 5225285 | Polarized thin films from dye-substituted polymers containing hydrophobically terminated stilbazolium radicals Comb-shaped polymers, comprised of hydrophilic backbones and dye-containi hydrophobic side chains are fabricated into multilayered, polarized, noncentrosymmetric, thin films by means of Langmuir-Blodgett processing techniques. These films exhibit harmoni... | 07/06/1993 |
| 5225455 | Bisphenol epoxy-based flooring and coating materials This application discloses flooring compositions containing a hardener component, a resin component and an aggregate component; the compositions additionally contain either a monoepoxide or an alcohol or aromatic hydrocarbon.... | 07/06/1993 |
| 5223568 | Process for forming hard shaped molded article of a cross-linked liquid polybutadiene or polyisoprene resin and a butadiene or isoprene containing solid polymer and resulting articles A forming process for producing a hard shaped molded article that includes subjecting a moldable thermosetting composition to a high temperature cure condition at a temperature greater than about 250° C. and less than the decomposition temperature of the... | 06/29/1993 |
| 5223558 | Process for preparation of high-molecular-weight epoxy dimer acid ester resin A process for preparing an epoxy dimer acid ester resin, which comprises reacting (a) an epoxy resin which is a glycidyl ether of a dihydric phenol having a weight average molecular weight of 1,000 to 30,000 and an epoxy equivalent of 300 to 5,000 with (b... | 06/29/1993 |
| 5221701 | Organotin compositions containing oxazolidine dispersion media, a process for their production and the use thereof The invention relates to organotin compositions, to a process for their production, and to their use in catalyzing the crosslinking reactions of cationic paint binders crosslinkable by transesterification and/or transurethanization and/or by the reaction ... | 06/22/1993 |
| 5221700 | Pigment grind resin comprising the reaction product of epoxide resin, amine and monoepoxide Pigment dispersion resins for use in cathodic electrocoat paint systems are the reaction products of (A) the reaction product of an aromatic diglycidyl ether and a bis-aryl alcohol or aromatic diol; (B) a primary amine which includes a diamine, an amino a... | 06/22/1993 |
| 5219956 | Method for hardening a one-package epoxy formulation including partial curing There is disclosed a method for hardening a curable one-package epoxy resin system formed of an epoxy resin and a hardener, which comprises heating the curable one-package epoxy resin system to start the reaction between the epoxy resin and the hardener, ... | 06/15/1993 |
| 5218075 | Amide and hydroxymethyl functionalized polyethers as thermoplastic barrier resins Polyethers having improved barrier to oxygen are normally solid, thermoplastic polyethers having aromatic ether repeating units in their backbones and pendent hydroxyl moieties and pendent amido, N-substituted amido and/or hydroxyalkyl moieties. Such poly... | 06/08/1993 |
| 5218015 | Hardening agent composition, method of preparing the same and thermosetting epoxy resin composition based on surface treated zeolites Disclosed is a hardening agent composition for epoxy resins in the form of powdery grains, comprising a low-reactive hardening agent, a hardening promoter, a zeolite and at least one additive selected from a water-repellent fine silica powder, a silane co... | 06/08/1993 |
| 5218074 | Cross-linked epoxy resins with non-linear optical properties The invention provides epoxy resins having the following structure: ##STR1## The cross-linked epoxy resins have non-linear optical properties. The group "Z" constitutes a nonlinear optical chromophone having stilbene, azo, azomethine or propargyl moi... | 06/08/1993 |
| 5218060 | Calixerene epoxide resins and hardeners An epoxide resin having the formula I: ##STR1## in which R1 to R4 are the same or different and each is hydrogen or C1 -C12 alkyl; R5 to R12 are the same or different and each is C | 06/08/1993 |
| 5218062 | Curable mixtures of mesogenic epoxy resins and mesogenic polyamines and cured compositions Compositions comprising epoxy resins containing one or more rodlike mesogenic moieties per molecule are cured with polyamines containing one or more rodlike mesogenic moieties per molecule. These curable compositions can be oriented by the application of ... | 06/08/1993 |
| 5213897 | Epoxy resins containing bound light stabilizing groups Curable compositions which are precursors for cured or partially cured light stabilized epoxy resins which are the product of the reaction of some or all of the epoxy groups of an epoxy resin with an N-(2,2,6,6-tetraalkyl-4-piperidinyl)amic acid hydrazide... | 05/25/1993 |
| 5214098 | Hardenable epoxide resin mixtures containing a latent hardener, an amine and a thiol Hardenable mixtures comprising (a) an epoxide resin, (b) a latent epoxide resin hardener which starts to react only at a temperature of at least 80° C. (measured by DSC at a heating rate of 10° C./minute), (c) an amine having at least one amine hydrogen and ... | 05/25/1993 |
| 5212261 | Latent, heat-curable epoxy resin compositions containing metal carboxylate curing systems Latent, heat-curable epoxy resin compositions containing metal carboxylate curing systems provide exceptional latency, particularly at elevated temperature, as well as facile curing, high Tg and adhesive strength, and other attractive propertie... | 05/18/1993 |
| 5212216 | Cationic electrodeposition paint composition containing colloidal silica-containing gelled particulate A cationic electrodeposition paint composition suitable for a wheel of an automotive vehicle. The paint composition contains an amine-modified epoxy resin and a blocked isocyanate as main components. The paint composition further contains a nonionic emuls... | 05/18/1993 |
| 5212264 | Modified polyarylene ether sulfones There are disclosed substantially linear polyarylene ether sulfones having a reduced viscosity of having a reduced viscosity of ca. 0.25 to ca. 1.5 dl/g (measured in a 1% solution in DMF at 25° C.) and consisting essentially of 95-99.8% by weight of segm... | 05/18/1993 |
| 5210115 | Allyl magnesium halide modified epoxy resin composition A modified epoxy resin of the general formula (I) is prepared by dissolving an epoxy resin in a solvent, adding the mixture to allyl magnesium halide at -70° C. under a nitrogen atmosphere, and removing the solvent and salts from the resultant product. T... | 05/11/1993 |
| 5205894 | Polyimide and high-temperature adhesive of polyimide Polyimide having repeating units of the following formula (I) and its polyamic acid precursor having repeating units of the following formula (II) are disclosed; ##STR1## (where Y is a radical selected from the group consisting of a bond, divale... | 04/27/1993 |
| 5202162 | Thermoplastic coating compositions and process using same for the preparation of decorative coatings This invention provides for a coating composition comprising: (A) at least one polymeric material selected from (i) at least one homopolymer of ethylene having a melt index of at least about 220 grams per ten minutes as determined by ASTM D1238, condition... | 04/13/1993 |
| 5202371 | Free-flowing rubber granules Free-flowing granules of thermoplastic elastomers are obtained by applying a finely divided mineral powder, namely a silicate from the group comprising wollastonite, kaolinite or mica, in an amount of from 0.005 to 0.5%, based on the amount of elastomer, ... | 04/13/1993 |
| 5202189 | Fire-resistant reinforced plastic material and articles and methods for their manufacture based on resorcinol novolacs The specification discloses fire retardant composites which are curable at ambient temperatures and based on resorcinol-formaldehyde resins having specified molar ratios of phenol and aldehyde and specific viscosities.... | 04/13/1993 |
| 5202364 | Aqueous dispersion coating material containing epoxy denatured alkyd An aqueous dispersion coating material containing, as a film-forming constituent, an aqueous dispersion that can be obtained by contacting with an aqueous medium, a base-neutralized resin reaction product with an acid value of 10 to 30 which can be obtain... | 04/13/1993 |
| 5200475 | Epoxy resin compositions containing disecondary aromatic amines A lightly-crosslinked thermosettable formulation comprises (a) a diepoxy resin, (b) an aromatic diamine of the structural formula ##STR1## in which each R is a divalent linking moiety selected from C1-6 alkylene, --S-- and --O--, and R' is... | 04/06/1993 |
| 5198490 | Aqueous sheet silicate dispersions, use of these dispersions as coating assistants and water-dilutable coating compositions containing sheet silicates The invention relates to dispersions which are obtainable from sheet silicates, a protective colloid and an aqueous dispersant and are suitable for the incorporation of sheet silicates into water-dilutable coating compositions. The dispersions according t... | 03/30/1993 |
| 5191033 | Epoxy resin composition containing aminated epoxy resin-alkylene oxide polyols The invention is an epoxy resin composition. Diol initiators are reacted with alkylene oxide and 1 to 5 wt % epoxy resin. The epoxy resin is added internally, along the length of the diol chain to yield a modified polyol of molecular weight 2000 to 5000. ... | 03/02/1993 |
| 5190995 | Naphthalene ring containing epoxy resin composition and semiconductor device encapsulated therewith Epoxy resin compositions comprising (A) an epoxy resin of formula (1), (B) a curing agent based on a novolak type phenol resin and/or a triphenolalkane resin of formula (2), and (C) an inorganic filler are suitable for encapsulating semiconductor elements... | 03/02/1993 |
| 5189118 | Mixtures of 1-isopropyl-2-aryl imidazole and 1-isopropyl-2-aryl imidazoline as epoxy resin curatives An epoxy resin curative composition that provides cured epoxy resins exhibiting improved properties is disclosed. The curative composition comprises a mixture of 1-isopropyl-2-aryl imidazole and 1-isopropyl-2-aryl imidazoline.... | 02/23/1993 |
| 5189082 | Imide epoxy resins for sealing semiconductor elements The present invention relates to novel epoxy resin compositions for sealing semiconductor elements, which comprise 0.1 to 20.0% by weight of imide-epoxy resins represented by the general formula (I) together with epoxy resins, curing agents, curing promot... | 02/23/1993 |
| 5187198 | Resin composition for cationically electrodepositable paint containing as crosslinking agents the reaction products of hydroxy functional alicyclic epoxy compounds and polyisocyanates A resin composition for cationically electro-depositable paint comprising (A) a base resin containing a primary hydroxyl group and a cationic group and (B) a crosslinking agent, said crosslinking agent (B) being a product obtained by reacting (B-1) a comp... | 02/16/1993 |
| 5185408 | Medical devices fabricated totally or in part from copolymers of recurring units derived from cyclic carbonates and lactides This invention relates to novel copolymers containing carbonate repeat units and ester repeat units.... | 02/09/1993 |
| 5179176 | Propenyl group-containing epoxy resin An epoxy resin having a propenyl group conjugated with an aromatic ring is heat resistant and is easily molded and cured into products having high strength and Tg. It is thus useful as a resin component or modifier.... | 01/12/1993 |
| 5179179 | Initiators for materials which can be polymerized cationically Initiator compositions for materials which can be polymerized cationically are described, these containing i) an anhydride of a polycarboxylic acid, a polyisocyanate, a cyclic carbonate, a lactone or a mixture of such compounds, and dissolved therein ii) at le... | 01/12/1993 |
| 5176942 | Process for manufacturing fiber-reinforced base materials for the electrical industry based on epoxy resin and imidazole-acrylic acid adduct curing agents The invention relates to a process for manufacturing fiber-reinforced boards for the electrical industry by the use of epoxy resins and latent curing agents based on imidazole/acrylic acid reaction products based on the general formula ##STR1## ... | 01/05/1993 |
| 5177125 | Two-phase cathodic electrocoat containing epoxy resin-ATBN adducts A two-phase cathodic electrocoat is obtainable by coating an electrically conducting substrate with a mixture containing A) an aqueous cationic dispersion of a polycondensation or polyaddition product, B) an aqueous cationic dispersion of a polycondensation or... | 01/05/1993 |
| 5175219 | Imidazolyl derivatives, their use as curing agents in epoxy-resin compositions, and curable epoxy-resin compositions and molded epoxy-resin articles incorporating said imidazolyl derivatives The invention relates to new compounds of the general formula ##STR1## where R is a divalent, optionally branched aliphatic, cyclic or alicyclic hydrocarbon group having from 2 to 10 carbon atoms; R1 and R2 are, independently of... | 12/29/1992 |
| 5175220 | Imidazolyl derivatives, their use as curing agents in epoxy-resin compositions, and curable epoxy-resin compositions and molded epoxy-resin articles incorporating said imidazolyl derivatives The invention relates to new compounds of the general formulas ##STR1## where R is a divalent, optionally branched aliphatic, cyclic or alicyclic hydrocarbon group having from 2 to 10 carbon atoms; R1 and R2 are, independently o... | 12/29/1992 |
