Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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 |
| 7700800 | Method for producing fluorine-containing alkyl (meth)acrylate The present invention discloses a method for producing a fluorine-containing alkyl (meth)acrylate represented by the following general formula (2): Rf—(CH2)k-[-A-(CH2)l—]m—OCOCR═CH2... | 04/20/2010 |
| 7579498 | Process for preparing fluorinated alkyl carboxylate esters A process for preparing fluorinated alkyl carboxylate esters comprises reaction of a silver carboxylate or silver carboxylate precursor, such as silver (I) iodide with a fluorinated alkyl iodide and a carboxylic acid. Preferably the fluorinated alkyl iodide has the ... | 08/25/2009 |
| 7442829 | Fluorine-containing monomer, fluorine-containing polymer and surface treating agent Disclosed is a fluorine-containing polymer having: (A) a repeating unit derived from a fluorine-containing monomer which is represented by the following formula: CH2═C(—X)—C(═O)—Y—[—(CH2)m-Z-] | 10/28/2008 |
| 7390917 | Method for producing mixture of fluoroalkyl iodide telomers and method for producing mixture of fluorine-containing (meth)acrylate esters A method of producing a mixture of fluorine-containing (meth)acrylate esters, the method including: (A) a telomerization step of obtaining the mixture of the fluoroalkyl iodide telomers; (B) an ethylene addition st... | 06/24/2008 |
| 7297811 | Precursors to fluoroalkanol-containing olefin monomers and associated methods of synthesis and use The invention provides alkene fluoroalkanol and fluorinated polyol precursors to fluoroalkanol-substituted α,β-unsaturated esters. The fluoroalkanol-substituted α,β-unsaturated esters are olefins that can be readily polymerized to provide fluoroalkanol-substitut... | 11/20/2007 |
| 7205443 | Processes for producing fluorine-containing 2,4-diols and their derivatives A process for producing a fluorine-containing 2,4-diol represented by the formula [4], wherein R1 represents a hydrogen atom or an acyclic or cyclic alkyl group having a carbon atom number of 1 to 7; R... | 04/17/2007 |
| 7206490 | Electro-optic polymer waveguide devices incorporating organically modified sol-gel clads Electro-optic waveguide devices that comprise an electro-optic polymer core and a polymer buffer clad. The polymer buffer clad comprises an organically modified sol-gel and has a refractive index lower than the refractive index of the core. ... | 04/17/2007 |
| 7199262 | 3-Hydroxypropyl ester of 2-trifluoromethylacrylic acid and process for producing same The invention relates to a novel compound, 3-hydroxypropyl ester of 2-trifluoromethyl acrylic acid, represented by the formula [1]. The invention further relates to a process for producing the compound. This process includes reacting 2-trifluoromethylacrylic halide ... | 04/03/2007 |
| 7176267 | Fluorine-containing polyether monomer, and polymer and surface treatment agent comprising the same A fluorine-containing polymer which is an active component of a surface treatment agent having excellent water- and oil-repellency is constituted by a fluorine-containing polyether monomer of the formula: wher... | 02/13/2007 |
| 7173147 | Process for producing acrylic ester compound A process for producing an acrylic ester compound includes reacting in the presence of alkene an alcohol represented by the formula (1), wherein R1 represents a hydrogen atom, ... | 02/06/2007 |
| 7148363 | Process for preparing acrylate compound An acrylate compound of formula (4): is produced by allowing an acrylic acid compound of formula (1): to react with an unsaturated compound of formula (2) or... | 12/12/2006 |
| 7135592 | Process for producing polyfluoroalkyl ester of unsaturated carboxylic acid A polyfluoroalkyl ester of unsaturated carboxylic acid is produced in high yield in a more simple reactor and with much more reduction in the waste than the conventional process based on esterification reaction by subjecting a polyfluoroalkanol represented by the fo... | 11/14/2006 |
| 7135595 | Photoresist composition A photoresist composition is provided that includes a polymer having at least one acrylate or methacrylate monomer having a formula where R1 represents hydrogen (H), a linear or branched alkyl group of... | 11/14/2006 |
| 7078562 | Adamantane derivatives and resin compositions using the same as raw material The adamantane derivatives of the present invention which are represented by the general formula (1): wherein X is a hydrogen atom, alkyl, halogen-containing alkyl, halogen, or hydroxyl-, halogen-, nitrile- or et... | 07/18/2006 |
| 7067691 | Process for producing α-substituted acrylic acid esters A process for producing an α-substituted acrylic acid ester represented by the formula [1], wherein each of R1 and R2 is independently a hydrogen atom, methyl group, ethyl group, n-propyl g... | 06/27/2006 |
| 7049046 | Infrared absorbing compounds and their use in imageable elements Infrared absorbing compounds are disclosed. The compounds are co-polymers that comprise covalently attached ammonium, sulfonium, phosphonium, and/or iodonium cations, and infrared absorbing cyanine anions that have two to four sulfonate groups and/or sulfate groups,... | 05/23/2006 |
| 6923921 | Fluorinated polyether compositions Described are fluorinated polyether compounds having a molecular weight range between 750 g/mol and 4000 g/mol where such polyether compounds are intermediates used in fluorinated compositions for treating various substrates. ... | 08/02/2005 |
| 6809216 | Fluorine-containing compounds and polymers derived therefrom Provided are fluorine-containing compounds, and polymers derived therefrom, for use in compositions used for treating textile substrates. The present invention further provides methods of making fluorine-containing compounds and polymers derived therefrom, compositi... | 10/26/2004 |
| 6649719 | Degradable, amorphous, fluorochemical acrylate polymers Described is a compound having at least one acrylate monomer, said monomer including at least one pendant group of the structure --O--CH(Rf)(Rf '), wherein Rf is a straight chain or branched perfluoroalkyl group with five ... | 11/18/2003 |
| 6603037 | Ester compounds Acrylic esters containing fluorine at -position and having an alkoxymethyl group introduced into the ester side chain thereof are novel. Polymers obtained from the acrylic esters are improved in transparency, acid elimination and substrate adhesion... | 08/05/2003 |
| 6559268 | Perfluoro group-containing compounds and hardened polymer of the same A perfluoro group-containing compound are represented by the following formula (I): ##STR1## --Rf-- is a perfluoro group; and --A represents --OH or a group: ##STR2## or --Cy F2y+1 or --Cz F2z-1 and a perfluoro ... | 05/06/2003 |
| 6534671 | Photocurable halofluorinated acrylates This invention relates to a novel class of halofluorinated acrylates and more particularly to chlorofluorinated or bromofluorinated acrylates characterized by a chlorofluorinated or bromofluorinated alkylene moiety with acrylate functions at both terminal... | 03/18/2003 |
| 6365769 | Perfluoroalkyl halides and derivatives Novel mixtures of perfluoroalkyl halides and derivatives thereof are described. These mixtures contain some compounds with a straight perfluoroalkyl group and some with a branched perfluoroalkyl group. Methods of preparation and use are also described.... | 04/02/2002 |
| 6359170 | Brominated materials Described are (alkyl,bromo)phenoxy alkyl(meth)acrylate monomers and polymers made therefrom.... | 03/19/2002 |
| 6329529 | Nitrogen-based halogenating agents and process for preparing halogen-containing compounds Disclosed are a fluorinating agent represented by the general formula (1): ##STR1## wherein R1 to R4 are a substituted or unsubstituted, saturated or unsaturated alkyl group or a substituted or unsubstituted aryl group, and can be th... | 12/11/2001 |
| 6323361 | Photocurable halofluorinated acrylates This invention relates to a novel class of halofluorinated acrylates and more particularly to chlorofluorinated or bromofluorinated acrylates characterized by a chlorofluorinated or bromofluorinated alkylene moiety with acrylate functions at both terminal... | 11/27/2001 |
| 6111130 | Process for the preparation of trifluoromethyl containing derivatives The present invention relates to a process for the preparation of trifluoromethylated derivatives of the formula CF3 CCl.dbd.CHCH2 OC(.dbd.O)R, wherein R is unsubstituted or substituted C1 to C6 straight chain o... | 08/29/2000 |
| 6087010 | Fluorine-containing polyfunctional (meth) acrylate composition low refractivity material and reflection reducing film Fluorine-containing polyfunctional (meth)acrylate represented by the formula (1), as well as a composition, a low refractivity material and a reflection reducing film in which the (meth)acrylate is utilized: ##STR1## wherein X stands for a fluoroalky... | 07/11/2000 |
| 5998340 | Lubricant and magnetic recording medium using the same A lubricant containing a branched aliphatic diester of the general formula: R1 R2 R3 C--(CH2)n --X--R--X'--(CH2)n --CR4 R5 R6 in which R1 t... | 12/07/1999 |
| 5932760 | (Meth)acrylates containing fluoroalkenyl groups, their preparation and use Novel (meth)acrylates containing fluoroalkenyl groups, of the formula (I) ##STR1## in which R represents hydrogen or methyl, n represents an integer from 2 to 6, A represents a (n+1)-valent hydrocarbon radical having 3 to 30 carbon atoms which optionally ... | 08/03/1999 |
| 5814378 | Polymerizable compound and a liquid crystal display device using the same The present invention provides a polymerizable compound represented by Formula (I): ##STR1## where X represents a hydrogen atom or a methyl group; 1 represents an integer in the range of 0 to 14; m represents 0 or 1; n represents 0 or 1; p repre... | 09/29/1998 |
| 5804687 | Process for the manufacture of halo esters of carboxylic or dicarboxylic acids A compound (Ia) or (Ib) is prepared by reacting, in a polar aprotic solvent, a compound (III) with a salt of a carboxylic or dicarboxylic acid (IIa) or (IIb). The reaction may be carried out under pressure, but also at normal atmospheric pressure or in th... | 09/08/1998 |
| 5639840 | Fluoride ion releasing dental materials Described are novel fluoride ion-releasing acrylic or methacrylic acid-based monomers, fluoride ion-releasing dental resin materials prepared from the monomers, and processes for preparing the monomers and dental resin materials. The monomers of the inven... | 06/17/1997 |
| 5565607 | Polyfluorohydrocarbon group-containing monomers, their polymers and application of the polymers A polyfluorohydrocarbon group-containing acrylate of the formula (1): Rf --(CH2)n --Q--(CH2)h --$c;--[X--$c;--]y --(CH2)m OC(O)CR.dbd.CH2 (1) wherein Rf | 10/15/1996 |
| 5506309 | Perfluorinates polyethers This invention pertains to perfluoropolyethers and perhalogenated chlorofluoropolyethers that can be prepared by fluorinating addition polymers made by polymerizing epoxides.... | 04/09/1996 |
| 5468812 | Polymerizable fluorochemical surfactants Polymerizable, organic-soluble, oligomeric fluorochemical surfactant compositions having at least two pendent fluoroaliphatic groups, at least two organic-solubilizing groups, and a pendent polymerizable olefinic group. Also a method of preparing such sur... | 11/21/1995 |
| 5326902 | Oxyalkyne compounds, pharmaceutical compositions containing them and processes for preparing such compounds and compositions Oxyalkyne compounds corresponding to the formula I ##STR1## in which the substituent Y in the meta- or para-position is R1 represents CH3 or NH2, R2 represents H or CH3, R3 represents... | 07/05/1994 |
| 5219479 | Self-emulsifying ester compounds Compounds of general formula (I), wherein R1 is hydrogen, C1-4 alkyl or a group of formula (II): --O(CH(R10)CH2 O)n R20, R2 is hydrogen or a group of formula (III): --O(CH(R... | 06/15/1993 |
| 5196569 | Functionalized trifluorovinyl ethers and polymers therefrom Trifluorovinyl ethers containing selected functional groups, and homo- and copolymers prepared from them, are disclosed, as well as intermediates useful in the preparation of the ethers.... | 03/23/1993 |
| 5175348 | Process for the preparation of halogenated carboxylic acid esters The invention relates to a novel process for the preparation of halogenated carboxylic acid esters of formula I ##STR1## wherein R1 is alkyl, alkenyl, alkynyl, cycloalkyl, aralkyl or aryl, R2 hydrogen is alkyl or cycloalkyl, and... | 12/29/1992 |
