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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 |
| 8101697 | Multi-functionalized high-trans elastomeric polymers A method for preparing multi-functional high-trans elastomeric polymers that have various applications such as in vulcanizable rubber compositions, moisture curable resin compositions, as well as other areas. ... | 01/24/2012 |
| 7893177 | Redox polymer nanoparticles The invention provides nanoparticles and nanoparticle conjugates comprising one or more redox-active species, methods of making nanoparticles and nanoparticle conjugates, and methods for using nanoparticles and nanoparticle conjugates, for example, as diagnostic age... | 02/22/2011 |
| 7888441 | Metal-containing compositions The present invention relates to metal-containing compositions comprising a metal-containing precursor unit (MU), a prepolymer unit (PU), and a catalyst or an initiator capable of inducing a combining reaction of ethylenically unsaturated groups of the metal-contain... | 02/15/2011 |
| 7629424 | Metal-containing compositions and method of making same The present invention relates to metal-containing compositions with refractive indices of at least 1.5 comprising a metal-containing precursor unit (MU), a prepolymer unit (PU), and a catalyst or an initiator capable of inducing a combining reaction of ethylenically... | 12/08/2009 |
| 7615599 | Functionalized main chain polymers A non crosslinked, covalently crosslinked and/or ionically crosslinked polymer, having repeating units of the general formula (1) —K—R— (1) In which K is a bond, oxygen, sulphur, the radical ... | 11/10/2009 |
| 7601788 | Branched ionomers A branched aromatic ionomer is prepared by co-polymerizing a first monomer having an aromatic moiety and an unsaturated alkyl moiety and a second monomer having an ionic moiety and at least one unsaturated moiety. The ionic moiety may have a cationic group having a ... | 10/13/2009 |
| 7585926 | Fluorine-containing compound having hydrolyzable metal alkoxide moiety, curable fluorine-containing polymer prepared from the same compound, and curable fluorine-containing resin composition comprising the same polymer There is provided a material which is free from fading into white due to surface scattering and is useful as a laminated article having excellent adhesion and practical low reflection. A fluorine-containing compound which has a hydrolyzable metal alkoxide moiety and... | 09/08/2009 |
| 7482415 | Process for producing fluoroionomer, method for purification and concentration of the ionomer, and method of film formation The present invention provides a process for producing a fluorinated ionomer, comprising copolymerizing, in the presence of a polymerization initiator, (i) a compound represented by Formula (I) (M)1/LOSO2CFY(CF2)m | 01/27/2009 |
| 7402271 | Castable liquid rubber compositions for golf balls A golf ball comprising a layer made from a liquid rubber composition is disclosed. A castable liquid polybutadiene is the preferred principal rubber component. The molecular weight of the castable liquid polybutadiene is at least about 1,000 and the castable liquid ... | 07/22/2008 |
| 7370395 | Heating apparatus and process for drawing polyolefin fibers A heating apparatus and process useful for drawing ultrahigh molecular weight polyolefin fibers, such as polyethylene fibers. The heating apparatus includes a first set of rolls and a plurality of aligned ovens. The apparatus includes a second set of rolls at the ex... | 05/13/2008 |
| 7363978 | Methods of using reactive surfactants in subterranean operations Novel uses of reactive surfactants in treating subterranean formations and/or proppant particulates are provided. In one embodiment, the present invention provides a method comprising: providing a treatment fluid that comprises a base fluid and a reactive surfactant... | 04/29/2008 |
| 7361699 | Water-based ink A water-based ink containing an aqueous dispersion of polymer particles of a water-insoluble polymer having an alkyl group of at least 20 carbon atoms in its side chain, and a hydrophobic dye. The water-based ink of the present invention can be suitably used as, for... | 04/22/2008 |
| 7349756 | Method for control of yarn processing equipment A method for starting or stopping each of at least two separately controllable roll-sets (22, 26, 34, 56) used for processing a yarn (Y) in a stretch-break process, each roll-set comrpising at least two rolls, the method is characterized by the step of each r... | 03/25/2008 |
| 7338534 | Oxidation dyeing composition for keratinous fibres based on amphiphilic polymers of at least an ethylenically unsaturated monomer with sulphonic group and comprising a hydrophobic part The invention concerns an oxidation dyeing composition for keratinous fibres, in particular for human keratinous fibres and more particularly hair, comprising, in a medium suited for dyeing, at least an oxidation dyeing agent, and also at least an amphiphilic polyme... | 03/04/2008 |
| 7335709 | Polymerizate composition and a method for producing the same The invention relates to water-soluble, preferably powder-form polymer compositions which are obtained by continuous polymerization of at least one unsaturated monomer. At least one parameter that influences the polymerization is varied according to a recurrent patt... | 02/26/2008 |
| 7331984 | Glaucoma stent for treating glaucoma and methods of use Surgical methods and related medical devices for treating glaucoma are disclosed. The method comprises trabecular bypass surgery, which involves bypassing diseased trabecular meshwork with the use of a stent implant. The stent implant is inserted into an opening cre... | 02/19/2008 |
| 7329705 | Salt-sensitive binder compositions with N-alkyl acrylamide and fibrous articles incorporating same A salt sensitive polymeric binder for use in fibrous webs, where the binder contains a copolymer of carboxylic acid monomer units, acrylate monomer units, and N-alkyl acrylamide units. The copolymer is neutralized at least to the point where it is water soluble. The... | 02/12/2008 |
| 7321006 | Admixture for cement There are provided an admixture for cement which enhances water reducing property and flowability of a cement composition, and is excellent in slump retaining performance to retain the flowability with time, a polycarboxylic acid-based polymer for an admixture for c... | 01/22/2008 |
| 7320831 | Salt-sensitive vinyl acetate binder compositions and fibrous article incorporating same A salt sensitive polymeric binder for use in fibrous webs, where the binder contains a copolymer incorporating the residue of vinyl acetate, a carboxylic acid, and a vinyl ester of a saturated aliphatic monocarboxylic acid having between 6 and 18 carbon atoms in the... | 01/22/2008 |
| 7319038 | Sensor for monitoring an analyte A food spoilage sensor of the general formula wherein M is a transition metal ion; D1, D2, D3 and D4 can be the same or different and can be N or P; R1 and R... | 01/15/2008 |
| 7312268 | Water-absorbent carboxyl-containing polymers with low monomer content A water absorbent polymer with reduced residual monomer content is prepared using silver ions and/or colloidal silver. ... | 12/25/2007 |
| 7309723 | Redox polymer nanoparticles The invention provides nanoparticles comprising one or more redox-active species, methods of making such nanoparticles, and methods for using such nanoparticles, for example, as diagnostic agents for the detection of various analytes. ... | 12/18/2007 |
| 7309749 | Branched ionomers A branched aromatic ionomer is prepared by co-polymerizing a first monomer having an aromatic moiety and an unsaturated alkyl moiety and a second monomer having an ionic moiety and at least one unsaturated moiety. The ionic moiety may have a cationic group having a ... | 12/18/2007 |
| 7300991 | Cationic conductor, its intermediate, and lithium secondary battery using the conductor The disclosure discloses a polymer represented by the general formula, wherein Rp is a residue of a polymer of a compound having a polymerizable unsaturated bond, Q is an organic residue of n+1 valence... | 11/27/2007 |
| 7291385 | Conductive film and method for preparing the same A conductive film comprising: a support; a particle-containing layer; and a metal thin film layer, in this order, wherein the particle-containing layer contains particles having a mean particle size of from 1 to 10 μm and a heat decomposed material of a metal acety... | 11/06/2007 |
| 7285165 | Cement compositions comprising set retarder compositions and associated methods Cement compositions are provided that comprise a hydraulic cement, water, and a set retarder composition, the set retarder composition comprising an acrylamide polymer derivative; and an iron compound. In some embodiments, cement compositions are provided that compr... | 10/23/2007 |
| 7271228 | Ionic perfluorovinyl compounds and their uses as components of ionic conductors of the polymer type, of selective membranes or of catalysts Ionic perfluorovinyl compounds and their uses as components of ionic conductors of the polymer type, of selective membranes or of catalysts. The compounds comprise at least one perfluorovinyl group and at least one group chosen from —O or one of the groups C≡N, ... | 09/18/2007 |
| 7267174 | Methods of plugging a permeable zone downhole using a sealant composition comprising a crosslinkable material and a reduced amount of cement A method of servicing a wellbore, comprising preparing a sealant composition comprising a crosslinkable material, a crosslinking agent, a fluid loss control additive, and water, placing the sealant composition in a permeable zone in the wellbore, and allowing the se... | 09/11/2007 |
| 7265191 | Multi-functional admixtures for hydraulic cement compositions A multi-functional admixture for simultaneously providing specified characteristics to hydraulic cement compositions such as concrete contains one or more of specified reaction mixtures obtained by specified two processes as well as partially or completely neutraliz... | 09/04/2007 |
| 7265168 | High-strength hydraulic cement compositions A high-strength hydraulic cement composition contains cement, fine aggregates, coarse aggregates, water and a specified admixture and has a unit amount of water in the range of 120-185 kg/m3. Water and the cement are contained at a ratio of 20-40% and the... | 09/04/2007 |
| 7262063 | Directed assembly of functional heterostructures The present invention relates to a systematic process for the creation of functionally organized, spatially patterned assemblies polymer-microparticle composites including the AC electric field-mediated assembly of patterned, self supporting organic (polymeric) film... | 08/28/2007 |
| 7259217 | Controlled-architecture polymers and use thereof as separation media Controlled architecture polymers made preferably with acrylamide type monomers are prepared in living-type or semi-living-type free radical polymerizations, with the architecture preferably being other than linear, such as star, branched, grafted or hyper-branched. ... | 08/21/2007 |
| 7259197 | Ultra high-strength hydraulic cement compositions An ultra high-strength hydraulic cement composition contains a binder, fine aggregates, coarse aggregates, an antifoaming agent, water and a specified admixture and has a unit amount of the binder in the range of 480-1800 kg/m3. Water and the binder are c... | 08/21/2007 |
| 7258904 | Absorber and method for producing it According to the present invention, a water absorbent material and materials to be sucked included in a water permeable bag type member form a water absorber. Thus, the water absorber is small both in weight and volume upon its transportation, and accordingly, the w... | 08/21/2007 |
| 7250448 | Anionic copolymers prepared in an inverse emulsion matrix and their use in preparing cellulosic fiber compositions A papermaking method and a composition which utilize, as a drainage aid, a water-soluble anionic copolymer prepared via a water-in-oil polymerization technique that, absent a cross-linking agent, is characterized by a Huggins' constant (k′) determined in 0.01M NaC... | 07/31/2007 |
| 7247662 | Cement dispersant, its production process, and cement composition using the cement dispersant Disclosed are the following: a cement dispersant which is excellent in initial dispersibility and further in flow retainability of cement, because of using a polymer having a proper molecular weight distribution; a process for producing this cement dispersant; and a... | 07/24/2007 |
| 7235701 | Process for producing aldehyde The invention provides a film-type dehydrogenation reaction catalyst for aldehyde production, which is used in producing an aldehyde from an alcohol as a starting material, as well as a process for producing an aldehyde, which includes reacting an alcohol in the pre... | 06/26/2007 |
| 7232875 | Preparation of comb-branched polymers A comb-branched polymer is disclosed. The polymer comprises recurring units of an unsaturated carboxylic monomer, an oxypropylene-rich poly(oxyethylene-oxypropylene) macromonomer and an oxyethylene-rich poly(oxyethylene-oxypropylene) macromonomer. The comb-branched ... | 06/19/2007 |
| 7232873 | Polycarboxylic acid cement dispersant and method for producing concrete secondary product A polycarboxylic acid cement dispersant that can exhibit high dispersing ability and allow deforming in early stages in the case of producing concrete products, whereby the turnover of a formwork is increased so as to improve productivity, and the method of producin... | 06/19/2007 |
| 7220809 | Optical material containing fluorine-containing polymer having functional group There is provided an optical material obtained from an organic composition which is suitable for an optical material in optical communication and comprises a fluorine-containing polymer having functional group and a rare earth metal ion, in which the fluorine-contai... | 05/22/2007 |
