Celebrity Inventors
Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.
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 |
| 8183336 | Poly (arylene sulfide) In a process for producing a poly(arylene sulfide) by polymerizing a sulfur source and a dihalo-aromatic compound in the presence of an alkali metal hydroxide in an organic amide solvent, the production process comprises washing a polymer obtained by the polymerizat... | 05/22/2012 |
| 8008427 | Soluble phenanthrenyl imidazole for photo-electrical conversion of solar cell A novel material of phenanthrenyl imidazole is applied to a solar cell. A phenanthrenyl-imidazole moiety is introduced to reduce a power band of a polymer, so that a photocurrent and an optoelectrical transformation efficiency are improved. Thus, a polymer having th... | 08/30/2011 |
| 7754848 | Poly (arylene sulfide) and production process thereof In a process for producing a poly(arylene sulfide) by polymerizing a sulfur source and a dihalo-aromatic compound in the presence of an alkali metal hydroxide in an organic amide solvent, the production process comprises washing a polymer obtained by the polymerizat... | 07/13/2010 |
| 7442759 | Water-soluble polythiophene polymers The invention provides a water-soluble polymer having formula I: where R1 and R2 are independently —H, -alkylCO2A, —(CH2)n-aryl-(CH2)nCO2... | 10/28/2008 |
| 7432339 | Inferred water analysis in polyphenylene sulfide production A method for producing polyphenylene sulfide (PPS) polymer, including polymerizing reactants in a reaction mixture in a vessel to form PPS polymer in the vessel, measuring values of operating variables of the vessel and/or PPS process, and determining the amount of ... | 10/07/2008 |
| 7294288 | Process of preparing regioregular polymers The invention relates to a process of preparing regioregular polymers, in particular head-to-tail (HT) poly-(3-substituted) thiophenes with high regioregularity, to novel polymers prepared by this process, to the use of the novel polymers as semiconductors or charge... | 11/13/2007 |
| 7262264 | Halogenated thiophene monomer for the preparation of regioregular polythiophenes Conductive polymers and a method of forming conductive polymers. More particularly, a method of forming head-to-tail coupled regioregular poly-(3-substituted) thiophenes having improved charge carrier mobility and current modulation. Also, monomers having two differ... | 08/28/2007 |
| 7098294 | Polythiophenes, block copolymers made therefrom, and methods of forming the same The present invention relates to polythiophenes, particularly regioregular head-to-tail poly(3-alkylthiophenes) (HT-PATs), block copolymers made therefrom, and their methods of formation. The present invention provides HT-PATs with well-defined, specific end-groups,... | 08/29/2006 |
| 7053174 | Polythiophenes Polythiophenes which are soluble or dispersible in anhydrous or low-water-content solvents can be prepared if they are prepared in anhydrous or low-water-content solvents and a phase-transfer catalyst is added during the reaction. ... | 05/30/2006 |
| 6891017 | Fast polymerizable/curable episulfide based composition, polymerization/curing process and optical articles resulting therefrom The present invention relates to room temperature or thermally polymerizable/curable episulfide based compositions for making polymerized/cured episulfide based resins, and in particular episulfide based compositions which can be fastly polymerized/cured, as well as... | 05/10/2005 |
| 6627683 | Reworkable thermosetting resin compositions and compounds useful therein Curable compositions, reaction products of which are reworkable through thermal decomposition, are provided. Specific compounds useful in such curable compositions, as well as curable compositions and thermosets incorporating such compounds, are provided ... | 09/30/2003 |
| 6602974 | Polythiophenes, block copolymers made therefrom, and methods of forming the same The present invention relates to polythiophenes, particularly regioregular head-to-tail poly(3-alkylthiophenes) (HT-PATs), block copolymers made therefrom, and their methods of formation. The present invention provides HT-PATs with well-defined, specific ... | 08/05/2003 |
| 6486298 | Diepisulfide based prepolymers and their use in the optical field A process for making a stabilized, liquid, diepisulfide based prepolymer having a viscosity at 25 C. ranging from 20 to 330000 centipoises which comprises polymerizing at room temperature a monomer composition comprising at least one diepisulfide monomer ... | 11/26/2002 |
| 6294245 | Method for depositing electrically conducting polymer films via electrochemical deposition of precursor polymers A method for depositing an electrically conducting film on an electrode and the film resulting from that method. An electrically conducting film according to the present invention is deposited by immersing the electrode in a solution of a precursor polyme... | 09/25/2001 |
| 6242501 | Processes for the recovery of poly(arylene sulfide) A process is provided to recover poly(arylene) sulfide from a poly(arylene) sulfide reaction mixture. In particular, a process is provided to recover poly(arylene) sulfide utilizing at least one extraction agent followed by vacuum drying.... | 06/05/2001 |
| 6166172 | Method of forming poly-(3-substituted) thiophenes A method of forming a regioregular polythiophene from a polymerization reaction is described. The method proceeds by combining a soluble thiophene having at least two leaving groups with an organomagnesium reagent to form a regiochemical isomer intermedia... | 12/26/2000 |
| 5929202 | Method for production of ethylene sulfide/sulfur copolymer and ethylene sulfide/sulfur copolymer This invention concerns a method for the production of an ethylene sulfide/sulfur copolymer which comprises copolymerizing ethylene sulfide with sulfur. This method permits an ethylene sulfide/sulfur copolymer as a novel copolymer.... | 07/27/1999 |
| 5804100 | Deaggregated electrically conductive polymers and precursors thereof Deaggregated substituted and unsubstituted polyparaphenylenes, polyparaphenylevevinyles, polyanilines, polyazines, polythiophenes, poly-p-phenylene sulfides, polyfuranes, polypyrroles, polyselenophene, polyacetylenes formed from soluble precursors and com... | 09/08/1998 |
| 5750656 | Process for sulfonating or sulfating polymers The invention is a process for the preparation of a sulfur-containing polymer, comprising: A. contacting sulfuric acid with one or more of fatty acid, fat or oil, and an inert solvent that allows dispersion of the sulfuric acid; B. contacting the mixture from ... | 05/12/1998 |
| 5621069 | Method for preparation of conjugated arylene and hetroarylene vinylene polymers A technique is described for the preparation of conjugated arylene and heteroarylene vinylene polymers by thermal conversion of a polymer precursor prepared by reacting an aromatic ring structure with an aqueous solution of an alkyl xanthic acid potassium... | 04/15/1997 |
| 5597887 | Branched polycarbonate preforms, blow moldable polycarbonate and method for making Blow moldable polycarbonate is produced by first producing a polycarbonate preform by a melt transesterification process. The polycarbonate preform comprises 2.1 to 10 mole percent polyfunctional branching agent, based on the total moles of polycarbonate ... | 01/28/1997 |
| 5565517 | Synthesis of organic polysulfide polymers A process for preparing an organic polysulfide polymer, such as polyethylene trisulfide, is provided which comprises contacting a dimercaptan such as 1,2-ethanedithiol with elemental sulfur using a basic catalyst wherein the dimercaptan, elemental sulfur,... | 10/15/1996 |
| 5384391 | Polyarylene sulfide and preparation thereof A process for preparing polyarylene sulfides which comprises providing at least one cyclic arylene sulfide oligomer of the formula ##STR1## wherein S represents a sulfur atom, groups Ar, which may be the same or different, represent each an arylene r... | 01/24/1995 |
| 5296579 | Arylene sulfide polymers A process for the production of arylene sulfide polymers is provided which comprises subjecting a mixture of at least one first sulfur source, at least one second sulfur source comprised of at least one organic monothiol compound, at least one polyhalo-su... | 03/22/1994 |
| 5227454 | High temperature resistant, benzothiazole-containing polyaryl ethers Soluble and/or meltable benzothiazole-containing polyaryl ethers with a glass transition temperature of above 150° C. and a melting point of up to 450° C. are composed essentially of repeat units of the formula I ##STR1## whose rings may be su... | 07/13/1993 |
| 5162470 | Polymers with electrical and nonlinear optical properties Novel conjugated stilbenylene polymers are disclosed having non-linear optical properties, and which can be converted to electrically conductive polymers. Such polymers are produced by reacting a novel bis-cycloalkylene sulfonium salt of 2,5-dimethyl stil... | 11/10/1992 |
| 5097008 | Preparation of branched polycarbonate from oligomeric cyclic polycarbonate and polyhydric phenol Branched polycarbonates are prepared by melt equilibration of aromatic cyclic polycarbonate oligomers with a polyhydric phenol having more than two hydroxy groups per molecule, preferably 1,1,1-tris-(4-hydroxyphenyl)ethane, in the presence of a carbonate ... | 03/17/1992 |
| 4987042 | Polythiophenes, process for their preparation and their use The invention relates to new polythiophenes containing structural units of the formula ##STR1## in which A denotes an optionally substituted C1 -C4 -alkylene radical, their preparation by oxidative polymerization of the cor... | 01/22/1991 |
| 4972039 | Process of crosslinking polycyclic oligomer from tetraphenal Polycyclic polycarbonate (or thiol analog) oligomers are prepared from a mixture of at least one bishaloformate with at least one tetraphenol, or thio analogs thereof. Such mixture may also contain at least one dihydroxy or dimercapto compound. The oligom... | 11/20/1990 |
| 4959430 | Polythiophenes, process for their preparation and their use The invention relates to new polythiophenes containing structural units of the formula ##STR1## in which A denotes an optionally substituted C1 -C4 -alkylene radical, their preparation by oxidative polymerization of the correspo... | 09/25/1990 |
| 4849502 | Method of regulating the polymerization of cyclic polycarbonate with initiator and polyhydric phenol A phenol or bisphenol has been found effective as a chain transfer agent in the polymerization of cyclic carbonates to make hydroxyl-terminated polycarbonate oligomer of varying molecular weight.... | 07/18/1989 |
| 4769430 | Polypyrrole thiophene Disclosed are a five-membered heterocyclic compound polymer substantially constituted of repeat units represented by the following general formula: ##STR1## and a process for preparing the five-membered heterocyclic compound polymer described above b... | 09/06/1988 |
| 4766198 | Process for making thiophene and furfurane polymers This invention relates to novel conductive thienylene- and furanylene-vinylene polymers and to a process for their preparation. The polymer can be formed into coherent films in which no voids are visible up to magnifications of up to 5000 times. These pol... | 08/23/1988 |
| 4740583 | Method for converting cyclic polycarbonate oligomer mixtures to linear polycarbonate, and composition resulting therefrom Cyclic polycarbonate (or thiol analog) oligomer mixtures are prepared by the reaction of bishaloformates or their thio analogs, or mixtures thereof with dihydroxy or dimercapto compounds, with alkali metal hydroxides and various amines. The oligomer mixtu... | 04/26/1988 |
| 4640748 | Polyisothianaphtene, a new conducting polymer A polymer having an isothianaphthene structure represented by the formula (Ia) and/or Ib): ##STR1## wherein R1 and R2 each represents a hydrogen atom or a hydrocarbon residue having 1 to 5 carbon atoms such as methyl, methoxy an... | 02/03/1987 |
| 4605731 | Method for preparing linear polycarbonate from cyclic oligomer with aryl carbanion generating catalyst Cyclic polycarbonate oligomers are converted to linear polycarbonate resins by heating with a polycarbonate formation catalyst which generates aryl carbanions at temperatures up to about 300° C. The preferred catalysts are tetraarylborates such as tetram... | 08/12/1986 |
| 4521589 | Linear poly(3-alkyl-2,5-thienylene) polymer A linear poly(3-alkyl-2,5-thienylene) polymer having the formula: ##STR1## wherein R represents a lower alkyl group and n is 20 to 100. The polymer can be used to provide a semiconductor. A method for making the polymer comprises reacting 3-alkyl-2,5... | 06/04/1985 |
| 4508639 | Polymers containing heterocycles and aromatic nuclei, and conductive organic materials made from such polymers The polymer material is made from a first monomer and from a second monomer. The first monomer Ar includes at least one aromatic nucleus and the second monomer is a five links conjugated heterocyclic ring. The polymer material has the following general ch... | 04/02/1985 |
| 4450259 | Multifunctional anionic initiators and their use Multifunctional anionic initiators having the general formula: ##STR1## and process for synthesizing said initiators and their use in polymerizing dienic monomers and for making block polymers.... | 05/22/1984 |
| 4355156 | Solution polymerization A composition useful as a catalyst in solution polymerization comprises (1) a barium, calcium and/or strontium alcoholate, (2) an organoaluminum compound and (3) an organomagnesium compound. (2) and (3) may be used as a complex with (1). The compositions ... | 10/19/1982 |
