An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 8008408 | Aromatic polyimide composition and articles manufactured therefrom Aromatic polyimide composition and articles manufactured therefrom. This invention relates to an aromatic polyimide molding composition, comprising at least one aromatic polyimide (A) chosen from the group consisting of aromatic polyamide-imide, aromatic polyesterim... | 08/30/2011 |
| 7074949 | Zinc glycerolate composition and method for manufacture thereof The invention provides a method for preparing zinc glycerolate comprising reacting a zinc compound with glycerine wherein the zinc compound is selected from the group consisting of hydrozincite and zinc oxide prepared by calcining hydrozincite. ... | 07/11/2006 |
| 6815491 | Reinforced thermoplastic composition and articles derived therefrom A reinforced thermoplastic composition includes a poly(arylene ether), a poly(alkenyl aromatic) compound, a polyolefin, a hydrogenated block copolymer with a high alkenyl aromatic content, a polyolefin-graft-cyclic anhydride copolymer, and a reinforcing filler. The ... | 11/09/2004 |
| 6780511 | N-substituted arylamino-phenol-formaldehyde condensates There is disclosed N-substituted arylamino-phenol-formaldehyde condensates which are substantially free of water, contain not more than 2% by weight of a phenol and possess unobvious properties, e.g., which have the residues of an N-substituted arylamine and 1.5 to ... | 08/24/2004 |
| 6743522 | Self heat sealable packaging and a method for making same The present invention is directed to saturants for fibrous webs that will confer upon those webs the ability to be heat sealed to many materials without compromising the drapability of the fibrous webs. The present invention is further directed to fibrous webs satur... | 06/01/2004 |
| 6720392 | Aqueous amino resin blends An aqueous amino resin blend comprises aliphatic linear, branched or cyclic amines A containing at least one primary, secondary or tertiary amino group, at least one hydroxyl group and 2 to 20 carbon atoms, and amino resins B, and is used as an impregnating resin in... | 04/13/2004 |
| 6677395 | Irradiated, oxidized olefin polymer dispersing agents Irradiated, oxidized olefin polymer dispersing aids for use in the manufacture of additive concentrates and additive-containing olefin polymer compositions.... | 01/13/2004 |
| 6590038 | Polypropylene resin composition The present invention relates to a polypropylene resin composition and more particularly, to the polypropylene resin composition comprising a high crystalline polypropylene, an ethylene--olefin elastomer, an inorganic filler, an organic peroxide an... | 07/08/2003 |
| 6200683 | Coil coating compositions with low temperature flexibility and improved stain resistance The invention pertains to compositions which can be coated onto substrates. These compositions include a combination of a resin blend comprising a first polyester resin and a second polyester resin, wherein the first polyester is different from the second... | 03/13/2001 |
| 6140420 | Impact-modified thermoplastic polyolefins and articles fabricated therefrom Melt processible thermoplastic compositions and method for making them are described, these compositions comprising a thermoplastic polymer resin matrix selected from the group consisting of thermoplastic polyurethanes, polyvinyl chlorides, styrenics, eng... | 10/31/2000 |
| 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 |
| 5922475 | Color-plus-clear composite coating compositions containing alkylolated or etherified carbanate functional polymers A curable film-forming composition is provided comprising: (i) a polyester polymer or oligomer containing a plurality of carbamate groups of the structure: ##STR1## (ii) an alkylolated and optionally etherified carbamate functional acrylic polym... | 07/13/1999 |
| 5705599 | Graft polymers of ketone-aldehyde condensation and co-condensation products Graft polymers of ketone-aldehyde condensation and co-condensation products and/or the monovalent or polyvalent metal compounds thereof are described, in which condensation product consists a) of symmetrical or asymmetrical ketones containing aliphatic, a... | 01/06/1998 |
| 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 |
| 5629382 | Self-extinguishing polymeric compositions Self-extinguishing polymeric compositions comprising ammonium polyphosphate aving the general formula (I): (NH4)n+2 Pn O3n+1 (I) microencapsulated with condensation compounds obtained by means of the ... | 05/13/1997 |
| 5545702 | 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... | 08/13/1996 |
| 5478895 | Polyoxymethylene composition and molded article thereof Polyoxymethylene compositions exhibiting improved heat stability and reduced formation of mold depositions during molding are usefully employed to form molded articles used as parts for electrical or electronic equipment since such parts experience few ma... | 12/26/1995 |
| 5321103 | Compositions comprising aminoplast resins and solid colloidal condensation polymers Free-flowing powdery compositions comprising A) liquid or semi-solid etherified aminoplast resins and B) solid colloidal condensation polymers of urea or melamine and formaldehyde having a pore volume greater than 1 cm3 /g and a specific surface are... | 06/14/1994 |
| 5294352 | Compositions for the detackification of paint spray booth water and 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 | 03/15/1994 |
| 5252714 | Preparation and use of polyethylene glycol propionaldehyde A new polyethylene glycol derivative (PEG) having the property of not being destroyed by water and also being able to retain reactivity in water and selectively react with amine groups. Also provided is a process for modifying organic or polymer surfaces ... | 10/12/1993 |
| 5219955 | Composition of matter for encapsulation of S-triazines using poly(1-hydroxyl-(2,6-phenylene methylenes)) for thermal stability enhancement and dissolution in diesel fuel A composition of matter comprising a mixture of: a) 1-(poly[1-hydroxyl-(2,6-phenylene methylene)])-3,5-dihydroxy-s-triazine; b) cyclo-1,3-(poly[1-hydroxyl-2,6-phenylenemethylene)])-5-hydroxy-s-triazine; c) [1-(phenoxy)-3-(phenoxy')-5-hydroxy-s-triazine-]poly[1... | 06/15/1993 |
| 4868227 | Mineral and textile webs bonded with a cured resin mixture Webs composed of inorganic or organic fiber material are bonded with a cured resin mixture consisting essentially of (A) from 5 to 80% by weight of a water-soluble condensation product of carbonyl number 0-200 which has been prepared by alkaline condensation ... | 09/19/1989 |
| 4833215 | Segmented polymers and a method of producing them A new segmented polymer comprising alternately cross-linked multiblocks of duroplast type and linear multiblocks of thermoplast type and a method of producing these new segmented polymers. The polymers have the structure of a multiblock A-B copolymer, whe... | 05/23/1989 |
| 4806620 | Polymeric compositions having flame retardant properties An aqueous, resinous solution of a curable, polymeric reaction product, the cured polymeric flame resistant coating and methods for producing them are provided. The solution is formed by direct reaction or prepolymer reaction and chain extension reaction ... | 02/21/1989 |
| 4758475 | Isocyanate-free polyurethane dispersions Polyurethane dispersions based on reaction products from (A) bismethylolated urethanes having at least 2 urethane groups and (B) polyhydroxyl compounds which contain groups which are capable of ion formation, these groups being present in neutralized form... | 07/19/1988 |
| 4666979 | Metal compounds of acid group-containing condensation products and co-condensation products of ketones and aldehydes The present invention provides metal compounds of acid group-containing condensation products or co-condensation products of ketones and aldehydes, obtainable by the reaction of acid group-containing ketone-aldehyde condensation products and/or co-condens... | 05/19/1987 |
| 4663239 | Fire retardant composition A fire retardant composition in a stable liquid form comprises the reaction product of an aqueous aldehyde, preferably formaldehyde, solution, at least one alcohol solvent, an alkanolamine, an organic catalyst, ammonium hydroxide, urea and an aqueous phos... | 05/05/1987 |
| 4621133 | Preparation of curable etherified aminoplast resins and of surface coating resins A process for the preparation of curable etherified aminoplast resins based on urea/aldehyde polycondensates, and the preparation of surface coating resins. Urea is first reacted with an ,-dialkylaldehyde, as much as 50 mol % of which may be... | 11/04/1986 |
| 4591613 | Hydroxyalkyl melamine containing resins and their use in heat and pressure consolidated laminates A method for the production of hydroxyalkylmelamine containing resins wherein melamine, formaldehyde and a hydroxyalkylmelamine are reacted under conditions such that a resin is produced which, when incorporated into a decorative laminate, enhances the po... | 05/27/1986 |
| 4530883 | Complementary color high pressure decorative laminate Polymethylol ketones are disclosed as ingredients in various resins which find use as the resin component of heat and pressure consolidated laminates, especially decorative laminates having a core of a color complementing that of the decor sheet.... | 07/23/1985 |
| 4520176 | Textile finishing compositions A textile finishing composition comprising (1) a diluent and (2) a durable press resin composition containing (a) an aminoplast resin and (b) an aldehyde. The textile finishing composition is combined with an acid catalyst and applied to textile materials... | 05/28/1985 |
| 4496694 | Process for producing a storage-stable, miscible curing agent for acrylate resin adhesives Storage stable curing agents for acrylate adhesives, which curing agents are miscible with an acrylate resin adhesive, are produced by the mixing together of a polymerizable monomer, a thermoplast or elastomer soluble therein, and a liquid aldehyde/amine ... | 01/29/1985 |
| 4456737 | High solids coating composition based on bishydroxymethyl tricyclo polyols A composition of matter useful as a high solids coating is disclosed. The composition comprises at least one bishydroxymethyl tricyclo compound and at least one amino crosslinking agent.... | 06/26/1984 |
| 4448849 | Hydroxylalkylmelamine containing resins and their use in heat and pressure consolidated laminates Hydroxyalkylmelamines are disclosed as ingredients in various resins which find use as the resin component of heat and pressure consolidated laminates, especially decorative laminates having either post-formability or a core having a color matching that o... | 05/15/1984 |
| 4424261 | Hydroxyisopropylmelamine modified melamine-formaldehyde resin Hydroxyalkylmelamines are disclosed as ingredients in various resins which find use as the resin component of heat and pressure consolidated laminates, especially decorative laminates having either post-formability or a core having a color matching that o... | 01/03/1984 |
| 4390340 | Tanning agent, its preparation and its use for retanning Mineral tanned leather is frequently retanned with synthetic tanning agents to improve the fullness and softness, but leather retanned by the prior art methods is difficult to dye in full shades with anionic dyes. According to the invention, condensation ... | 06/28/1983 |
| 4369286 | Modified aminoplast resins containing methylolmelamine etherified with a monoalcohol as modifier Modified aminoplast resins based on melamine and formaldehyde or urea and formaldehyde, which contain, as modifiers, methylolmelamines having a molar ratio of melamine to formaldehyde of 1:3 to 1:6, which are etherified with mono-alcohols having 1 to 4 ca... | 01/18/1983 |
| 4307206 | Urea-formaldehyde resin adhesive A urea-formaldehyde resin adhesive comprising a powder of a substance having the property of gradually reacting with an acid and thus consuming the acid.... | 12/22/1981 |
| 4279959 | Water-insoluble copolymers containing amide-polyaldehyde thermosettable system Disclosed is a water-insoluble addition copolymer of an ethylenically unsaturated unsubstituted amide and at least one other ethylenically unsaturated monomer comprising sufficient amide groups mono-functionally bonded to a polyaldehyde to render the copo... | 07/21/1981 |