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| Number | Title | Issue Date |
| 7390854 | Low shrinkage, low optical absorbance, low refractive index adhesive composition This invention is directed to fluorinated acrylate compositions, which are suitable for use as low shrinkage, low absorbance refractive index matching adhesives for use in “pig-tailing” polymeric integrated waveguides to optical fiber bundles. ... | 06/24/2008 |
| 7351302 | Method for binding particulate, water-absorbing, acid group-containing polymers to a base material A process for binding particulate water-absorbing acid-functional polymers to a carrier material by means of compounds comprising amino groups, which comprises contacting the carrier material with particulate water-absorbing acid-functional polymers whose acid group... | 04/01/2008 |
| 7323163 | Film-forming compositions and methods Film-forming compositions, as well as methods of making and using, wherein the compositions include an optional active agent, water, a surfactant, and a water-soluble or water-dispersible vinyl polymer comprising amine group-containing side-chains and a copolymerize... | 01/29/2008 |
| 7169853 | Polyamide graft copolymers Amino acid functionalized polymers useful for graft copolymerization prepared by reacting a mixture containing, for chain transfer, a thio-substituted amino acid and an ethylenically unsaturated monomer. ... | 01/30/2007 |
| 7147873 | Antiseptic compositions and methods Antiseptic compositions, as well as methods of making and using, wherein the compositions include: an antimicrobial agent selected from the group consisting of iodine (I2), an iodophor, and a combination thereof, wherein the antimicrobial agent is present... | 12/12/2006 |
| 7019096 | Synthetic rubber that exhibits low hysteresis This invention discloses a rubbery polymer which is comprised of repeat units that are derived from (1) at least one conjugated diolefin monomer, and (2) at least one leaving group-bearing monomer having the structural formula: | 03/28/2006 |
| 6812295 | Functionalized initiators for anionic polymerization, protected functionalized polymers, deprotected analogues thereof, and methods of making the same The present invention provides functionalized electrophiles, their analogous initiators, and processes for preparing these compounds. The present invention also relates to homotelechelic, heteroelechelic, and radial functional polydiene polymers, polyarylene polymer... | 11/02/2004 |
| 6720391 | Functionalized initiators for anionic polymerization, protected functionalized polymers, deprotected analogues thereof, and methods of making the same The present invention provides functionalized electrophiles, their analogous initiators, and processes for preparing these compounds. The present invention also relates to homotelechelic, heterotelechelic, and radial functional polydiene polymers, polyarylene polyme... | 04/13/2004 |
| 6441089 | Water-soluble polymers and compositions thereof Water-soluble polymers including functionalization from the group of amino groups, carboxylic acid groups, phosphonic acid groups, phosphonic ester groups, acylpyrazolone groups, hydroxamic acid groups, aza crown ether groups, oxy crown ethers groups, gua... | 08/27/2002 |
| 6420439 | Crosslinked, non-swellable ampholytic base resins Described are non-swelling, crosslinked, bead forms of ampholytic base polymers that can be utilized in the chromatographic-type separation of acids from other compounds. Preferred polymers are prepared by modifying a poly-2 or poly-4-vinylpyridine resin ... | 07/16/2002 |
| 6184309 | Selected deprotection of protected functional polymers A process for removing a protecting group from a polymer. Protected functional groups of a polymer may be deprotected by treating the polymer in the presence of an acid catalyst, including organic acids, mineral acids, heterogeneous acid systems, Lewis ac... | 02/06/2001 |
| 6184310 | Method for producing polymers containing carbamate units and the use thereof A process for preparing addition polymers which contain carbamate units comprises reacting polyethyleneimines or addition polymers which contain vinylamine units of the formula ##STR1## where R1 is hydrogen or C1 -C6 -alky... | 02/06/2001 |
| 5955548 | Substituted 3, 3-diamino-2-propenenitriles, their preparation and use Substituted cyanoenamines of the formula I ##STR1## wherein Z, R1, R2 and R3 are defined in the description, compositions thereof and methods for preparing the compounds are disclosed. The compounds are useful in the ... | 09/21/1999 |
| 5925718 | Process for preparing polyhydroxystyrene derivatives The present invention provides a process for preparing a polyhydroxystyrene derivative, comprising adding polyhydroxystyrene to an alkaline alcohol solution to form a homogeneous polyhydroxystyrene solution; and reacting the polyhydroxystyrene solution wi... | 07/20/1999 |
| 5922810 | Deprotection of protected functional polymers A process for removing a protecting group from a polymer. Protected functional groups of a polymer may be deprotected by treating the polymer in the presence of an acid catalyst, including organic acids, mineral acids, heterogeneous acid systems, Lewis ac... | 07/13/1999 |
| 5916976 | Polymers, elastomeric compounds, and products thereof, terminated with novel amine compounds containing side-chain organohalide reactive moieties A functionalized polymer comprising a polymer having at least one cyclic amine end group defined according to formula (I) ##STR1## where Z is an anionically-polymerized polymer; R1 is selected from the group consisting of organic groups co... | 06/29/1999 |
| 5891956 | Water-soluble polymers and compositions thereof Water-soluble polymers including functionalization from the group of amino groups, carboxylic acid groups, phosphonic acid groups, phosphonic ester groups, acylpyrazolone groups, hydroxamic acid groups, aza crown ether groups, oxy crown ethers groups, gua... | 04/06/1999 |
| 5872190 | Surface treatment of rubbers and rubber-based materials A method of increasing the adhesion of a rubber (as hereinbefore defined) or rubber-based material which includes treating at least part of the surface of the rubber or rubber-based material with a halogenating agent simultaneously with a static and/or hi... | 02/16/1999 |
| 5756588 | Scorch safety of curable fluoroelastomer compositions This invention provides a curable fluoroelastomer composition comprising: (A) a fluorine-containing polymer or a blend of fluorine-containing polymers each comprising interpolymerized units derived from one or more fluorine-containing ethylenically unsatu... | 05/26/1998 |
| 5710210 | Process for polymer reactions with functionalized peroxides Novel functionalized peroxides which may be used as crosslinking, grafting and curing agents, initiators for polymerization reactions and as monomers for condensation polymerizations to form peroxy-containing polymers, which in turn can be used to prepare... | 01/20/1998 |
| 5710213 | Process for polymerization reactions with functionalized peroxides Novel functionalized peroxides which may be used as crosslinking, grafting and curing agents, initiators for polymerization reactions and as monomers for condensation polymerizations to form peroxy-containing polymers, which in turn can be used to prepare... | 01/20/1998 |
| 5677389 | Perfluoroelastomer composition having enhanced curing performance Curable perfluoroelastomer compositions are provided which comprises a perfluoroelastomer, a curative, and an organic or inorganic ammonium salt which decomposes between 120°-225° C.... | 10/14/1997 |
| 5654375 | Fluoroelastomer compositions containing organo-onium compounds This invention provides a curable fluoroelastomer composition comprising: (a) a fluorine-containing polymer or blend of fluorine-containing polymers each comprising interpolymerized units derived from one or more fluorine-containing ethylenically-unsaturated m... | 08/05/1997 |
| 5591804 | Fluorinated onium salts, curable compositions containing same, and method of curing using same A compound having the formula: ##STR1## where Q is an onium ion; A- is a counterion; R1, R2, R3, and R4, independently, comprise (a) a non-fluorinated alkyl, cycloalkyl, aryl, or aralkyl group; (... | 01/07/1997 |
| 5565512 | Fluorine-containing elastomer composition A fluorine-containing elastomer composition comprising a terpolymer of tetrafluoroethylene, perfluoro(lower alkyl vinyl ether) and cyano group-containing (perfluorovinylether), and a less expensive of the ammonium salt of organic or inorganic acid as a cu... | 10/15/1996 |
| 5504173 | Chemical process Process for preparing the (E)-isomer of a compound (II) by contacting the (E) or (Z) isomer of the 2-methylphenyl precursor, or a mixture of both, with bromine in an organic solvent, in the presence of a polymeric base and light. ##STR1##... | 04/02/1996 |
| 5498673 | Functional para alkylstyrene polymers and copolymers The present invention provides a functionalized styrenic polymer or copolymer which contains functionalized para-alkystryene moiety having the formula: ##STR1## wherein R1, R2, and R3 are independently selected from ... | 03/12/1996 |
| 5461116 | Core functionalized star block copolymers A core functionalized star block copolymer formed of a vinyl aromatic hydrocarbon and/or a conjugated diene and a polyalkenyl aromatic coupling agent wherein the core functionalization is provided by reaction of the star polymer core with an asymmetric bi... | 10/24/1995 |
| 5430110 | Polyvinylamine derivatives having hydrophilic centers, processes for their preparation and the use of the compounds as a medicament, active compound carrier and foodstuff auxiliary Polyvinylamine derivatives having hydrophilic centers, processes for their preparation and the use of the compounds as a medicament, active compound carrier and foodstuff auxiliary. Polyvinylamine derivatives containing hydrophilic centers, of the formula I ... | 07/04/1995 |
| 5369188 | Process for direct addition of acid to polymers A process comprising the direct addition of a halogenated carboxylic acid to an olefin-containing compound is disclosed, as well as the resulting adduct and saponified adduct.... | 11/29/1994 |
| 5324791 | Antistatic and electrically conducting composition The action of thermoplastic polymers to whose polymer backbone aliphatic or cycloaliphatic groups are bonded via a group --O--, --O--CO--, --CO--OR22 --OCO-- or --CO--O--, said aliphatic or cycloaliphatic groups being substituted by Cl, Br and/... | 06/28/1994 |
| 5310798 | Diene polymers and copolymers terminated with compounds having multiple-bonded nitrogen atoms and partially crosslinked with polyfunctional reagents Diene polymers or copolymers having improved raw polymer viscosity and reduced hysteresis in the cured and carbon black reinforced state are provided. These diene polymers or copolymers are prepared by a method which involves first terminating substantial... | 05/10/1994 |
| 5306782 | Surface-modified polyacrylonitrile fibrous substrates A surface-modified fibrillated fiber composition is disclosed herein which comprises polyacrylonitrile homopolymer or copolymer and a surface of pendant N-haloamide groups. Also disclosed is a process for the production of said composition.... | 04/26/1994 |
| 5294675 | Functionalized polymers Functionalized polymers manifesting exceptional stress-strain properties are prepared from polyols having terminal and nonterminal hydroxyl groups.... | 03/15/1994 |
| 5260424 | B-(keto or sulfonyl) esters from reaction of silylketene acetal and acyl or sulfonyl compound Silylketene acetals, including "living" GTP polymers, are acylated or sulfonylated in the presence of GTP-effective catalysts with acyl or sulfonyl compounds to produce ଲ-ketoesters or ଲ-sulfonylesters; polymeric products, including capped, co... | 11/09/1993 |
| 5212250 | Poly(maleic anhydride) copolymers with side chains exhibiting nonlinear optical response In one embodiment this invention provides poly(maleic anhydride) side chain copolymers which exhibit nonlinear optical susceptibility and which can be formed into crack-free thin film waveguiding media. An invention copolymer is illustrated by the recurri... | 05/18/1993 |
| 5194511 | Organic nonlinear optical materials derived from vinylidene cyanide-vinyl-p-acetoxy-benzoate copolymers There is disclosed an organic nonlinear optical material which comprises a polymer having the following constitutional units, in amounts of 5 to 100 mole % of (I) and 0 to 95 mole % of (II), and a weight average molecular weight (Mw) of the polymer being ... | 03/16/1993 |
| 5173542 | Bistriazene compounds and polymeric compositions crosslinked therewith Bistriazene compounds such as ##STR1## are useful for crosslinking polymers such as poly(imides), poly(aryl ether ketones), poly(aryl ether sulfones), poly(quinolines), poly(quinoxalines), and nonaromatic fluoropolymers having aliphatic C--H groups. ... | 12/22/1992 |
| 5149580 | Vinylidene cyanide-vinyl benzoate derivative nonlinear optical polymers There is disclosed an organic nonlinear optical material which comprises a polymer having the following constitutional units, in amounts of 5 to 100 mole % of (I), 0 to 50 mole % of (II) and 0 to 50 mole % of (III), and a weight average molecular weight (... | 09/22/1992 |
| 5137983 | Surface-modified polyacrylonitrile beads A bead composition is disclosed herein which comprises a core of a polyacrylonitrile homopolymer or copolymer and a surface of pendant N-haloamide groups. Also disclosed is a process for the production of said composition.... | 08/11/1992 |
