Bizarre Patents
A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8093309 | Light colored foam for use in marine applications A foam includes a white color that is suitable for use in marine flotation devices. The foam includes a methylene diphenyl diisocyanate and polymethylene diphenyl diisocyanate. In some embodiments, the foam also includes a polyol, surfactant, catalyst, and blowing a... | 01/10/2012 |
| 7393879 | High resilient silicone foam and process for preparing same A method for producing a novel silicone foam by reaction of a polyisocyanate with a silicone oligomer having a plurality of functional end groups with active hydrogens, optionally in the presence of fire-retardants, under foam forming conditions which creates a new ... | 07/01/2008 |
| 7390867 | Isocyanate adducts The invention relates to isocyanate adducts which can be prepared by reacting at least one polyisocyanate with compounds having at least two hydrogen atoms which are reactive toward isocyanate groups and have a crystalline content of less than 10 J/g determined by d... | 06/24/2008 |
| 7361695 | Process to manufacture flexible polyurethane foams The present invention is to the production of flexible polyurethane foam in the absence of an amine catalyst. The reactivity of the foam forming system can be controlled by the addition of an autocatalytic polyol containing a tertiary amine where the amount of autoc... | 04/22/2008 |
| 7338983 | Low density polyurethane foam, method of producing, and articles comprising the same A method for producing a cured, low-density polyurethane foam, the method comprises frothing a reactive polyurethane-forming composition comprising an isocyanate-containing component, an active hydrogen-containing component reactive with the isocyanate-containing co... | 03/04/2008 |
| 7300961 | Polyol compositions useful for preparing dimensionally stable, low density water-blown rigid foams and the processes related thereto The present invention relates to polyol compositions which can be used to produce dimensionally stable, low density water-blown rigid foams which have acceptable compressive strengths and acceptable k-factors. In one embodiment of the present invention, the polyol c... | 11/27/2007 |
| 7192990 | Tertiary amino alkyl amide polyurethane catalysts derived from long chain alkyl and fatty carboxylic acids The present invention relates to a method for preparing a polyurethane foam, which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell stabilizer, and an acid-blocked tertiary amino alkyl amide catalyst compo... | 03/20/2007 |
| 7189765 | Improving the physical properties of polyurethane foams using tertiary amino alkyl amide catalysts The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell stabilizer, a gelling catalyst, and a tertiary amino alkyl amide catalyst ... | 03/13/2007 |
| 7183330 | Silicone surfactants for rigid polyurethane foam made with hydrocarbon blowing agents A method for making a rigid polyurethane foam by reacting a polyisocyanate and a polyol in the presence of a urethane catalyst, a blowing agent and a silicone surfactant characterized by employing a blowing agent comprising a C4 or C5 hydrocarbon, or mixtures thereo... | 02/27/2007 |
| 7183331 | Method for producing a rigid polyurethane foam A method for producing a rigid polyurethane foam, which comprises reacting a polyol with a polyisocyanate in the presence of an amine catalyst and a blowing agent, wherein as the amine catalyst, at least one amine compound having at least one type of substituent sel... | 02/27/2007 |
| 7179846 | Soundproofing and thermally insulating structural element A structural element of closed-cell polyurethane rigid foam, with good thermal insulation and improved sound absorption is achieved by means of surface depressions satisfying specified criteria. ... | 02/20/2007 |
| 7169823 | Tertiary alkanolamine polyurethane catalysts derived from long chain alkyl and fatty carboxylic acids The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell stabilizer, and a tertiary amine amide catalyst composition represented by... | 01/30/2007 |
| 7129312 | Adhesion promoters for monomer-free reactive polyurethanes Polyurethane compositions are produced in a two-stage method. In a first step, a diol component with a molecular weight of less than 2000 is reacted with a monomeric diisocyanate with a molecular weight of less than 500 and the unreacted monomeric diisocyanate is re... | 10/31/2006 |
| 7105113 | Method for flatproofing a tire and wheel assembly and resulting flatproofed assembly A method is disclosed for flatproofing a tire and wheel assembly with a flexible, lightweight foam-fill by supplying at least two polyurethane reactive materials to a static mixer. The static mixer mixes the reactants, and a nucleating gas is supplied to the mixed r... | 09/12/2006 |
| 7078475 | Synergistic amine chain-extenders in polyurea spray elastomers Disclosed are derivatives of isophorone diamine exhibiting a synergistic relationship with other commonly employed chain extenders offering enhanced efficacy with regard to slowing of the polyurea elastomer cure profile, and processes employing their use. According ... | 07/18/2006 |
| 7078443 | Viscoelastic foam layer and composition A viscoelastic foam is provided having an amine-based polyol system to impart strength, recoverability and endurance to the foam, and an appropriately selected trifunctional non-amine-based polyol system to provide flexibility to the foam. The combination of amine-b... | 07/18/2006 |
| 7064172 | Catalyst for production of a polyurethane resin and method for producing a polyurethane resin Catalyst containing various amine compounds are described, for the production of polyurethane resins. ... | 06/20/2006 |
| 7030266 | Method for producing polyisocyanates The invention relates to a method for making oligomeric isocyanates by reacting diisocyanates in the presence of a catalyst, wherein the catalyst comprises a saline compound prepared from a five-membered N-heterocycles and the N-heterocycle comprises at least one Nâ... | 04/18/2006 |
| 7008974 | Composition for preparing rigid polyurethane foam having good demolding property Disclosed is a composition for preparing a rigid polyurethane foam having a good demolding property by defining polyol component and catalyst component. The polyol component comprises 40˜60 wt. % of polyol obtained by polymerization with an organic oxide using sorb... | 03/07/2006 |
| 7009081 | N-methylated amines from selective vapor phase amination of amino ether alcohols A method for converting amino ether alcohols to amino ether amines by amination in the vapor phase with a catalyst comprising copper and zinc. The catalyst may also comprise an alkali, alkaline earth, or lanthanide element as a promoter. ... | 03/07/2006 |
| 6998508 | Tertiary alkanolamines containing surface active alkyl groups The present invention relates to novel tertiary alkanolamines useful as catalysts for preparing polyurethane foams and as additives to reduce the dynamic surface tension of aqueous solutions. The tertiary alkanolamines may be represented by formula (I): ... | 02/14/2006 |
| 6992186 | Process for preparing low-monomer-content TDI trimers The invention relates to a novel process for preparing low-monomer-content trimers based on 2,4- and/or 2,6-diisocyanatotoluene (TDI). A catalytic trimerization is carried out in a mixture of from 20 to 80% by weight of a diisocyanate component containing at least 8... | 01/31/2006 |
| 6956066 | Polyimide foams A fully imidized, solvent-free polyimide foam having excellent mechanical, acoustic, thermal, and flame resistant properties is produced. A first solution is provided, which includes one or more aromatic dianhydrides or derivatives of aromatic dianhydrides, and may ... | 10/18/2005 |
| 6894139 | Catalysts, in particular for the preparation of polyisocyanate polyadducts Catalysts contain, as structural units, at least one tertiary amino group and at least one group which, after its decomposition, is capable of complexing or protonating the tertiary amino group. ... | 05/17/2005 |
| 6861452 | Composition for production of flame-retardant flexible polyurethane foams The present invention provides a composition for flame-retardant flexible polyurethane foam comprising: (i) a polyol component; (ii) a polyisocyanate component; (iii) a halogen-free phosphate ester that meets the following conditions (a) to (d), and that contains at... | 03/01/2005 |
| 6861453 | Process for producing a urethane-modified polyisocyanurate foam A process for producing a urethane-modified polyisocyanurate foam having excellent characteristics such as flame retardancy, heat resistance and low smoking property, and further having improved initial adhesion, particularly adhesion after a relatively long period ... | 03/01/2005 |
| 6858654 | Catalyst blends for producing low thermal desorption polyurethane foams A catalyst composition for catalyzing a polyurethane forming reaction includes a gelling catalyst and a blowing catalyst selected such that the resulting polyurethane foam has a low level of volatile and/or malodorous material in it. The gelling catalysts are select... | 02/22/2005 |
| 6835757 | Tertiary amino alkyl amide catalysts for improving the physical properties of polyurethane foams The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell stabilizer, a gelling catalyst, a blowing catalyst, and a tertiary amino a... | 12/28/2004 |
| 6831110 | Rigid, dimensionally stable polyurethane foams and a process for the production of such foams in which the foam pressure is reduced Rigid foams are made by reacting a polyisocyanate with an isocyanate-reactive composition which includes at least one isocyanate-reactive compound, preferably, an amine-initiated polyol and more preferably, an amine-initiated polyether polyol and a second, different... | 12/14/2004 |
| 6825238 | Low acid organometallic catalyst for the production of flexible, semi-flexible and rigid polyurethane foams The present invention relates to an improvement in flexible, semi-flexible and rigid foams formed by the catalytic reaction of an aromatic polyisocyanate, a polyol and a blowing agent and a process for preparing such polyisocyanate. The improvement resides in using ... | 11/30/2004 |
| 6818675 | Process for preparing polyurethane foam A process for preparing a polyurethane foam is provided which comprises reacting a polyisocyanate and an active hydrogen-containing component, including water and an organic polyol, in the presence of a catalytically effective amount of a delayed action amine cataly... | 11/16/2004 |
| 6800667 | Mixture containing isocyanates as well as organic and/or inorganic acid anhydrides The present invention relates to a mixture that contains (i) at least one isocyanate and (ii) at least one organic and/or inorganic acid anhydride. ... | 10/05/2004 |
| 6794420 | Methods of producing stable novel black polyurethane articles with polymeric colorants Polyurethane article black colorants which comprise a novel blue polymeric anthraquinone colorant, rather than the previous standard polymeric triphenylmethane blue-type colorants are provided. Such a novel blend of colorants to produce black colorations within the ... | 09/21/2004 |
| 6784220 | Polyurethane foam A process for preparing a polyurethane foam, comprising reacting a polyol having a number-average molecular weight of not less than 1000 and less than 2500 with a polyisocyante compound in the presence of a catalyst and a blowing agent in a mold, to give a molded ar... | 08/31/2004 |
| 6777456 | Method for producing a rigid polyurethane foam A method for producing a rigid polyurethane foam, which comprises reacting a polyol with a polyisocyanate in the presence of an amine catalyst and a blowing agent, wherein as the amine catalyst, at least one amine compound having at least one type of substituent sel... | 08/17/2004 |
| 6767929 | Process for producing polyurethane A catalyst for producing a polyurethane, comprising a dialkylaminoalkyl alcohol represented by the formula (I): R1R2N—X—OH  (I) wherein each of R1 and R2 is independently an alkyl g... | 07/27/2004 |
| 6762211 | Tertiary amino alkyl amide polyurethane catalysts derived from long chain alkyl and fatty carboxylic acids The present invention relates to a method for preparing a polyurethane foam, which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell stabilizer, and a tertiary amino alkyl amide catalyst composition. The ca... | 07/13/2004 |
| 6759363 | Activators for the production of polyurethane foams Activators with reduced volatility that are liquid at room temperature are obtained as the reaction product of (A) a secondary amine or primary alcohol having at least one tertiary amine group, (B) a polyisocyanate of the diphenylmethane series having a functionalit... | 07/06/2004 |
| 6759447 | Physical properties of polyurethane foams using tertiary amino alkyl amide catalysts The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell stabilizer, a gelling catalyst, and a tertiary amino alkyl amide catalyst ... | 07/06/2004 |
| 6747069 | Tertiary alkanolamine polyurethane catalysts derived from long chain alkyl and fatty carboxylic acids The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell stabilizer, and a tertiary amine amide catalyst composition represented by... | 06/08/2004 |
