Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7309724 | Thermosetting resin compositions containing maleimide and/or vinyl compounds In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. ... | 12/18/2007 |
| 7265197 | Polymeric dispersant A polymeric dispersant of the structure: wherein R1 is selected from the group consisting of H, CH3, and a combination thereof, and n is an integer from 4 to 200, for use in printing inks. | 09/04/2007 |
| 7105583 | Radiation-curable compositions for optical fiber coating materials Compositions for use in optical fiber coatings, optical fibers and optical fiber arrays using these coatings and methods for making the same are disclosed. The composition comprises a combination of two different radiation curable urethanes, and can further comprise... | 09/12/2006 |
| 6995208 | Clearcoat composition for primerless MVSS adhesion The invention provides a clearcoat coating composition containing either one acrylic polymer with secondary hydroxyl functionality and carbamate functionality or two acrylic polymers, the first having secondary hydroxyl functionality and the second having carbamate ... | 02/07/2006 |
| 6916856 | Thermosetting resin compositions containing maleimide and/or vinyl compounds In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. ... | 07/12/2005 |
| 6852814 | Thermosetting resin compositions containing maleimide and/or vinyl compounds In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. ... | 02/08/2005 |
| 6822052 | Toughened cyanoacrylate adhesives containing alkene-acrylate copolymers and method for production A toughened cyanoacrylate adhesive composition including a cyanoacrylate monomer and an elastomeric copolymer soluble in the monomer, the copolymer being the reaction product of an olefin C2-20 and a (meth)acrylate ester. The invention further discloses n... | 11/23/2004 |
| 6706818 | Curable resin composition This invention provides a curable resin composition for one-pack type water-based paint which is readily cured regardless of coating environment, said resin composition comprising copolymer (I) which is produced by the copolymerization of unsaturated group-containin... | 03/16/2004 |
| 6703470 | Conjugated diene-based rubber, oil extended rubber and rubber composition containing the same An objective of the invention is to provide a conjugated diene-based rubber having a specific composition and an oil extended rubber using the same, as well as a rubber composition capable of being converted into a vulcanized rubber which has a low rollin... | 03/09/2004 |
| 6649691 | Wet adhesion monomer and derived copolymers for latex paints The reaction of unsaturated carbonates such as vinyl ethylene carbonate with N-aminoethylimidazolidone (TAM) under mild conditions generates a mixture of two vinyl and hydroxy functional imidazolidone carbamates which polymerize readily into acrylate or v... | 11/18/2003 |
| 6593405 | Method for elastifying and extending polymers with PVC-homo-and copolymers or with EVA-copolymers in gel form Methods for elastifying and extending polymers with EVA copolymers, PVC homopolymers or PVC copolymers in gel form are described. The elastified and extended polymers are useful as sealing materials, adhesives and sealants.... | 07/15/2003 |
| 6531531 | Method and composition of a hydrophilic polymer dispersion containing an inorganic flocculant to be used for the treatment of waste water The present invention relates to the method and composition of a hydrophilic polymer dispersion containing an inorganic flocculent to be used for the treatment of waste water. More particularly, it relates to the method and composition of a hydrophilic po... | 03/11/2003 |
| 6528582 | Method of preparing co-polymer particles A one-step, in-situ, process for producing a high solids content emulsion or dispersion of partially or totally crosslinked urea formaldehyde (UF), melamine formaldehyde (MF), or melamine urea formaldehyde (MUF) resin droplets or particles, by forming a r... | 03/04/2003 |
| 6245853 | Method of preparing co-polymer particles A one-step, in-situ, process for producing a high solids content emulsion or dispersion of partially or totally crosslinked urea formaldehyde or melamine formaldehyde resin droplets or particles, by forming a reaction mixture of (i) aqueous formaldehyde (... | 06/12/2001 |
| 6191215 | Process for the preparation of pulverulent polymers by polymerization in supercritical carbon dioxide in the presence of polyoxyalkylene-polysiloxane copolymers Process for the preparation of pulverulent polymers by polymerization in supercritical carbon dioxide in the presence of polyoxyalkylene-polysiloxane copolyers The invention relates to a process for the preparation of pulverulent polymers by polymerizatio... | 02/20/2001 |
| 5858746 | Gels for encapsulation of biological materials Water soluble macromers are modified by addition of free radical polymerizable groups, such as those containing a carbon-carbon double or triple bond, which can be polymerized under mild conditions to encapsulate tissues, cells, or biologically active mat... | 01/12/1999 |
| 5852109 | Poly--amino acid particles, emulsions containing the same and process for preparing the same Solid poly--amino acid particles are obtained by preparing an oil-in-water emulsion from water and an organic solvent having a water solubility of 10 g/100 ml or less, and polymerizing an -amino acid-N-carboxy anhydride by emulsion polymeriz... | 12/22/1998 |
| 5739205 | -cyanoacrylate adhesive composition An -cyanoacrylate adhesive composition having high thixotropy, excellent stability with age including difficulty of separation and excellent adhesiveness, for use of rubbers, plastics, metals or so, comprises (b) 10 through 20 parts by weight of po... | 04/14/1998 |
| 5608024 | Process for making polymers of vinyl lactam and a polymerizable carboxylic acid, optionally with, a hydrophobic monomer, as a stable composition in an alcohol-water solvent system, having a residual vinyl lactam content of less than 500 PPM What is described herein is a process for making polymers of a vinyl lactam and a polymerizable carboxylic acid, optionally including a hydrophobic monomer, as a stable composition in an alcohol-water solvent system having a residual vinyl lactam content ... | 03/04/1997 |
| 5426131 | Acrylic coated thermoplastic substrate An ultraviolet radiation curable silica coating composition containing (a) acrylic monomers, (b) functionalized colloidal silica, (c) acrylated urethanes, (d) an ultraviolet radiation absorber, and (e) a photoinitiator. The coating composition once applie... | 06/20/1995 |
| 5373042 | Molding and sealing compound A one-component moulding and sealing compound based on prepolymers with terminal silyl groups with at least one hydrolyzable substituent on the Si atom, organo-metallic tin compounds as the catalyst and also inorganic fillers containing a polyvinyl chlori... | 12/13/1994 |
| 5373035 | Adhesive composition An adhesive composition comprising an alpha-cyanoacrylate and a hydrophobic silica surface-treated with dimethyldichlorosilane, the composition being characterized in that the composition has incorporated therein at least one of a polyether-modified silic... | 12/13/1994 |
| 5348656 | Optically active bead polymers containing fillers The invention relates to optically active, pressurestable bead polymers containing fillers, and their use as adsorbents for the chromatographic resolution of enantiomeric mixtures (or racemates) into their enantiomers.... | 09/20/1994 |
| 5328947 | Two-part adhesive A two-part adhesive consisting of a first liquid comprising 100 parts by weight of a polymerizable vinyl monomer and from 0.1 to 20 parts by weight of an organic peroxide and a second liquid comprising 100 parts by weight of a polymerizable vinyl monomer ... | 07/12/1994 |
| 5312864 | -cyanoacrylate adhesive compositions The setting properties of an -cyanoacrylate adhesive composition are ccelerated by adding thereto a hydroxyl group derivative of an -, ଲ- or γ-cyclodextrin which is at least partly soluble in the -cyanoacrylate.... | 05/17/1994 |
| 5286787 | Moisture-curing polyurethane sealing compounds having improved properties Moisture-curing jointing and sealing compounds containing polyurethane prepolymers are made more stable to weathering conditions by addition thereto of a reactive polysiloxane containing one or more functional groups which react with the polyurethane prop... | 02/15/1994 |
| 5272204 | Polymer/polyol composition, processes for making the same and polyurethane therefrom Polymer/polyol compositions, obtained by polymerizing an ethylenically unsaturated monomer in situ in a polyol in the presence of inner-olefin containing at least 5 carbon atoms, are of lower viscosity and can provide polyurethanes having improved propert... | 12/21/1993 |
| 5268452 | RLP modified unsaturated polyester resins blended with reactive liquid polymers Unsaturated polyester resins of the type already having reactive liquid polymers reacted into the backbone of the resins, are cured in the presence of a reactive liquid polymer additive admixed with the prereacted unsaturated polyester resin. Heating of t... | 12/07/1993 |
| 5248708 | Adhesive composition consisting primarily of -cyanoacrylate compound An -cyanoacrylate adhesive composition including as the main components thereof: (A) an -cyanoacrylate prepared by the process having the steps of thermally depolymerizing a condensation product obtained from a cyanoacetic acid ester, and fo... | 09/28/1993 |
| 5237029 | Polymerizable molding liquid resins, compositions containing same and in-mold cured products therefrom Radical polymerizable liquid resins contain unsaturated urethane of a specified structure and vinyl monomers at weight ratio of (unsaturated urethane)/(vinyl monomers)=10/90-90/10. The unsaturated urethane has (meth)acryloyl and higher aliphatic hydrocarb... | 08/17/1993 |
| 5110857 | Ultravioletsetting resin composition Ultravioletsetting resin composition contains fragmentary quartz glass powder in the ratio of 50 to 200 parts to 100 parts of the ultravioletsetting resin. The surface hardness of the ultravioletsetting resin of the present invention is increased in a sho... | 05/05/1992 |
| 5084506 | Stable nonaqueous microparticle dispersions prepared from aminoplast resins A stable, nonaqueous microparticle dispersion of the polymeric reaction product of reactants containing an aminoplast resin and a hydroxyl containing material is characterized in that less than 20 percent of the polymer microparticles have a mean diameter... | 01/28/1992 |
| 5075371 | Composite polymers and their preparation which are useful in liquid chromatography A homogeneous composite polymer containing, in an interpenetrated form, 20% to 80% by weight of silica and 80% to 20% by weight of a three-dimensional crosslinked acrylic, vinyl and/or allyl copolymer comprising, in a copolymerized form, 98% to 70% by wei... | 12/24/1991 |
| 5061749 | One-pack type heat precurable moisture-curing sealant composition One-pack type heat pre-curable moisture-curing sealant composition which comprises as the main component (A) a urethane prepolymer having a content of an active free isocyanate group (NCO) of 0.5 to 13% by weight which is prepared by reacting a polyol and... | 10/29/1991 |
| 5034456 | Adhesive composition An -cyanoacrylate base adhesive composition comprising 0.0001 to 0.5 part by weight of borofluoric acid on a 100% basis per 100 parts by weight of an -cyanoacrylate monomer, which composition has improved storage stability.... | 07/23/1991 |
| 4990561 | Wax composition and preparation method thereof A wax composition prepared by polymerizing a mixture of at least one macromonomer selected from methylpolysiloxane(meth)acrylate macromonomers containing one (meth)acryl group and three of more methylsiloxy groups in a molecule with one or more of a vinyl... | 02/05/1991 |
| 4950710 | Filled polymeric composite containing a reactive aluminum compound A composite comprising the reaction product of a filler having a reactive hydroxylated surface, a monomer or polymer containing carboxyl groups, and an organoaluminum compound, the organoaluminum compound being reacted with said hydroxylated surface and w... | 08/21/1990 |
| 4889664 | Method of forming shaped hydrogel articles including contact lenses Shaped hydrogel articles such as soft contact lenses are prepared by (1) molding or casting a polymerization mixture comprising: (a) a monomer mixture comprising a major proportion of a hydrophilic (meth)acrylate ester such as 2-hydroxyethyl methacrylate,... | 12/26/1989 |
| 4845151 | Thixotropic cyanoacrylate adhesive composition Adhesive compositions having improved stability and surface insensitivity are made from a blend of (a) a 2-cyanoacrylate ester adhesive, (b) a polyoxyalkylene glycol, glycol ester, or glycol ether, and (c) fumed silica having no surface treatment.... | 07/04/1989 |
| 4812511 | Ethylenically-unsaturated ethers of alkenyl phenols as reactive diluents for bismaleimides Ethylenically-unsaturated ethers of alkenyl phenols are useful as reactive diluents for bismaleimides. Formulations comprising bismaleimides and the reactive diluents of this invention are particularly useful for producing heat and moisture resistant fibe... | 03/14/1989 |
