Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7163966 | Superabsorbent polymer having increased rate of water absorption The invention relates to a superabsorbent polymer wherein an increased rate of water absorption is obtained by the addition of an encapsulated blowing agent. The invention relates to a superabsorbent polymer including an encapsulating blowing agent and having a vort... | 01/16/2007 |
| 7067577 | Apatite-reinforced resin composition The present invention relates to a resin composition comprising a resin and apatite, wherein referring to the particulate form of said apatite present in the resin composition thus obtained, the apatite is present in a particulate form having an average diameter or ... | 06/27/2006 |
| 6906110 | Method for the production of polyurethanes In a process for producing polyurethanes by reacting at least one polyisocyanate with at least one compound containing at least two hydrogen atoms which are reactive toward isocyanate groups, the compound having at least two active hydrogen atoms which is used is at... | 06/14/2005 |
| 6797798 | Spray polyurea coating systems Spray polyurea elastomers and reaction systems and methods for making the same. The spray polyurea elastomers are prepared with a prepolymer formed by reacting a low 2,4′-isomer content MDI with an MDI reactive component. This prepolymer is blended with a high 2,4... | 09/28/2004 |
| 6552120 | Use of Vinylaromatic/1,3-diene copolymers stabilized with protective colloids in building adhesive formulations The invention relates to the utilization of aqueous polymer dispersions or of polymer powders which can be redispersed in water and which are based on protective colloid-stabilized aromatic vinyl-1,3-diene-copolymers in adhesive formulations used in the b... | 04/22/2003 |
| 6407159 | Silicone rubber composition for keypads A silicone rubber composition useful for keypads comprising a silicone rubber base produced by mixing under heat (A) a cross-linkable diorganopolysiloxane and (B) 20 to about 250 parts by weight calcium carbonate powder per 100 parts by weight of componen... | 06/18/2002 |
| 6291019 | Method for damping noise, vibration and harshness of a substrate A method for damping vibration of a substrate comprises the step of applying a liquid material onto the substrate in an ambient environment, wherein, after application to the substrate, the material cures substantially instantaneously in the ambient envir... | 09/18/2001 |
| 6100364 | Water-reducible phenolic binders, methods of preparation and coating systems A water-reducible binder for coatings comprises the reaction products of a) a phenolic resin comprising the reaction product of bisphenol A, t-butyl phenol and formaldehyde; b) an alkylene carbonate alkoxylating agent; c) a diol selected form the group co... | 08/08/2000 |
| 6020423 | Cast resin mixture for bonding substantially sheet-shaped elements The invention relates to a cast resin mixture for bonding substantially sheet-shaped elements, such as glass pane or the like, with a content of at least one non-functionalized acrylic and/or methacrylic ester and at least one functionalized alkyl ester o... | 02/01/2000 |
| 5952053 | Process for producing filled polyurethane elastomers This invention relates to a process for producing filled polyurethane elastomers, and more particularly to a process for producing highly filled polyurethane elastomers in which resin solid separation is substantially reduced. The separation rate of the s... | 09/14/1999 |
| 5932668 | Liquid organopolysiloxane resins, a process for their preparation, low viscosity polydiorganosiloxane compositions containing liquid organopolysiloxane resins and their use Novel liquid organopolysiloxane resins of the average composition R1 Si(CH3)2 O1/2 !a (CH3)3 SiO1/2 !b R2 O1/2 !c R... | 08/03/1999 |
| 5821299 | Solvent extraction of polyhydroxy-alkanoates from biomass facilitated by the use of marginal nonsolvent The present invention relates to a process for separating polyhydroxyalkanoate (PHA) from a biomass comprising the PHA, the process comprising: a) treating the biomass with a PHA solvent and a marginal nonsolvent for PHA; b) removing any insoluble biomass... | 10/13/1998 |
| 5712316 | Powder-form cross-linked polymers capable of absorbing aqueous liquids and body fluids, method of preparing them and their use The present invention relates to powdery, water-swellable, cross-linked polymers having a high absorption capacity for aqueous liquids, in particular body fluids, under load, which polymers are formed of: a) 55-99.9%-wt. acid-groups-containing monomers which a... | 01/27/1998 |
| 5648446 | 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)-bicyclo[2.2.1]heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclohexanes, and derivatives thereof, applications of these com... | 07/15/1997 |
| 5646240 | 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)-bicyclo[2.2.1]heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclohexanes, and derivatives thereof, applications of these com... | 07/08/1997 |
| 5596039 | 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)-bicyclo[2.2.1]heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclohexanes, and derivatives thereof, applications of these com... | 01/21/1997 |
| 5569726 | 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)-bicyclo[2.2.1]heptanes and 1,3/1,4-bis(4,6-diamino-1,3,5-triazin-2-yl)-cyclohexanes, and derivatives thereof, applications of these com... | 10/29/1996 |
| 5500474 | Stable conducting polymer and processes for the preparation thereof Conductive polymers having repeating units of formula (II) ##STR1## formed by chemical or electrochemical oxidation of aniline derivatives of formula (I) ##STR2## wherein R1 denotes --(CH2)n --; n is an integer b... | 03/19/1996 |
| 5409771 | Aqueous-liquid and blood-absorbing powdery reticulated polymers, process for producing the same and their use as absorbents in sanitary articles The present invention relates to a powdery, water-insoluble, cross-linked resin which absorbs aqueous or serous liquids as well as blood and is composed of a) 55 to 99.9%-wt. polymerized, unsaturated, polymerizable, acid-groups-containing monomers which a... | 04/25/1995 |
| 5342911 | Crosslinked polyacrylic acids having low solvent residue, a process for the preparation thereof and the use thereof as thickening agents A crosslinked acrylic acid polymer or crosslinked acrylic acid copolymer consisting of at least 80% of acrylic acid and containing less than 5 ppm of methylene chloride obtained by a process comprising the radicalic polymerization of monomers in a solvent... | 08/30/1994 |
| 5294653 | Three-component water-based varnish for glass for interior use Water-based varnish for glass prepared by mixing, just before use, the following basic components: component A: aqueous dispersion of an acrylic polymer containing hydroxy functional groups, component B: trialkoxysilane containing an epoxy functional group, co... | 03/15/1994 |
| 5239042 | Amorphous polymers and process for the production thereof There are disclosed dibenzofuran amorphous polymer comprising a recurring unit represented by following formula (II) and having a molecular weight giving a reduced viscosity of at least 0.2 dl/g as measured in the form of a 0.5% (W/V) solution in N-methyl... | 08/24/1993 |
| 5140089 | Method for preparing a latently reactive, pastly molding compound made from dimerized trimethylol propane, a prepolymer and an isocyanate compound A pasty molding compound, which is reactive only above room temperature and is intended for manufacturing temperature-resistant, elasticized duromer molded components, consists of a dimerized trimethylol propane (melting point 109° C., molecular weight 2... | 08/18/1992 |
| 5115051 | Method of preventing polymer scale deposition in a polymerization vessel A method of preventing polymer scale deposition in a polymerization vessel during polymerization of a monomer having an ethylenically double bond, wherein said polymerization is carried out in a polymerization vessel of which the inner wall has been previ... | 05/19/1992 |
| 5079291 | Polar aprotic catalysts for formation of fluorosilicone fluids There is provided a fluorosilicone composition comprising: (1) a cyclic trimer represented by the general formula: ##STR1## wherein R1 is C1-8 alkyl, preferably methyl; R2 is C1-8 haloalkyl, preferably trifluor... | 01/07/1992 |
| 4963626 | Curable polymer composition A curable polymer composition which comprises (A) an oxyalkylene base polymer having at least one silicon-containing group to the silicon atom of which a hydroxyl group or a hydrolyzable group is bonded and which is cross linkable through formation of a s... | 10/16/1990 |
| 4962152 | Curable filled polysiloxane compositions The specification describes and claims curable polysiloxane compositions filled with a mixture of two types of finely divided calcium carbonate. The curable polysiloxane comprises 100 parts by weight of a hydroxypolysiloxane with from 5 to 12 parts by wei... | 10/09/1990 |
| 4943612 | Ultra-fine particulated polymer latex and composition containing the same An ultra-fine particulated polymer latex having an average particle size of 100 nm or less, a crosslinked structure and a glass transition temperature lower than a value calculated by a weight fraction method.... | 07/24/1990 |
| 4920167 | Antistatic polyurethane-urea dispersions Disclosed is dispersion of a polyurethane-urea polymer in a continuous phase. This dispersion contains about 0.1 to about 5 parts by weight of an ionizable, non-volatile salt per 100 parts by weight of polyurethane-urea polymer. Polyurethane-urea coatings... | 04/24/1990 |
| 4912152 | One-pack type thermosetting composition A one-pack type thermosetting composition comprising (A) at least one polyisocyanate compound having dispersed therein (B) at least one compound selected from the group consisting of (1) a solid polyfunctional compound having at least one functional group... | 03/27/1990 |
| 4906722 | Thermosetting reactive systems Thermosetting reactive systems, comprising (a) at least one epoxide resin, (b) at least one isocyanate resin, (c) a reaction accelerator of the formula I ##STR1## in which R1 is --(CR4 R5)n - with n=2-24, phenylene o... | 03/06/1990 |
| 4877829 | Liquid coatings for bridge deckings and the like Novel polyurethane formulations especially useful as membranes for the protection of bridge deckings. The polyurethane is prepared by mixing two components, A and B. Component A comprises castor oil, a low molecular weight polyol having a molecular wieght... | 10/31/1989 |
| 4855352 | Process for the production of stable dispersions, the dispersions so produced, and the use thereof in the manufacture of polyurethanes Stable finely-divided dispersions of polyureas and/or polyhydrazodicarbonamides in a hydroxyl-group-containing material are made by reacting (i) an isocyanate with (ii) a compound selected from polyamines, hydrazines, hydrazides and mixtures thereof in th... | 08/08/1989 |
| 4847320 | Stable dispersions and the manufacture thereof The present invention relates to a process for the production of stable dispersions of polyureas and/or polyhydrazodicarbonamides in a hydroxyl-group-containing material by reacting an organic di- or polyisocyanate with a composition selected from the gro... | 07/11/1989 |
| 4814368 | Shelf stable curable silicone caulking compositions Curable silicone caulking compositions are provided, employing an ionically polymerized silicone emulsion, a tetrafunctional organosilane, a tin condensation catalyst, calcium carbonate and tetramethylbutylguanidine, as a shelf stabilizer.... | 03/21/1989 |
| 4803241 | Condensation polymers containing styrylbenzazole ultraviolet radiation-absorbing residues and shaped articles produced therefrom A composition useful for molding into articles such as food containers, soft drink bottles, cured structural plastics and the like, comprising molding grade linear or unsaturated polyester or polycarbonate having reacted or copolymerized therein the resid... | 02/07/1989 |
| 4749778 | 2-cyanoacrylate-carbonate composition A 2-cyanoacrylate composition which comprises (A) a 2-cyanoacrylate compound and (B) a carbonate compound selected from the group consisting of dialkyl carbonates, alkylene carbonates, alkyne carbonates, alkylene glycol bisalkyl carbonates and trihydric a... | 06/07/1988 |
| 4708971 | Bicyclic amide acetal/polyisocyanate polymers The process for preparing polyurethanes by the reaction of a bicyclic amide acetal and a polyisocyanate in the presence of a plasticizer such as dioctyl phthalate and a polyurethane catalyst such as stannous octoate is described.... | 11/24/1987 |
| 4661531 | Process for preparing graft polymer dispersions and polyurethanes prepared therefrom Graft polymer dispersions in a polyol are prepared by a continuous process employing in situ free radical polymerization of an ethylenically unsaturated monomer in a polyol containing from about 0.001 to 0.09 mole of induced unsaturation per mole of polyo... | 04/28/1987 |
| 4607057 | Process for the preparation of beads of copolymers bearing reactive groups, by polymerization in suspension in a non-aqueous medium The present invention relates to a process for the preparation of beads of copolymers bearing reactive groups, by polymerization in suspension in a non-aqueous medium. According to the invention a free radical polymerization is effected of at least two un... | 08/19/1986 |
