| Patents for C08F 12 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring (6,445) |
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| 09/29/1999 | CN1229718A Two-way extension phenylethylene resin laminated sheets and its mfg. method |
| 09/28/1999 | US5959051 Process for preparing vinylphenol polymers and stabilized compositions of vinylphenol-containing polymerization raw material |
| 09/28/1999 | US5959049 Copolymerization in the presence of a diluent, and a lewis acid catalyst, and maintaining the copolymerization reactor substantially free of impurities which can complex with the catalyst or copolymerize with the isoolefin or the |
| 09/28/1999 | CA2113456C Living carbocationic polymerization process |
| 09/28/1999 | CA2058501C Process for producing polystyrene resin foam |
| 09/22/1999 | EP0868444B1 Process for the preparation of very acidic cation exchangers |
| 09/22/1999 | EP0819155B1 Brominated syndiotactic styrenic polymers and method for making and using same |
| 09/15/1999 | EP0941254A1 Method for polymerizing vinyl monomers |
| 09/15/1999 | CN1228789A Preparation of novel homo- and copolymers using atom transfer radical polymerization |
| 09/08/1999 | EP0705297B1 Siloxane modified polyolefin copolymers |
| 09/07/1999 | US5948874 Acid catalyzed polymerization |
| 09/07/1999 | US5948843 Lithographic ink |
| 08/31/1999 | US5945491 Preparation of novel homo- and copolymers using atom transfer radical polymerization |
| 08/27/1999 | WO1999043686A1 Aluminum compound and process for producing the same, catalyst for olefin polymer production, and process for producing olefin polymer |
| 08/27/1999 | CA2285576A1 Aluminium compound, method for producing the same, catalyst for producing olefinic polymers and method for producing olefinic polymers |
| 08/26/1999 | WO1999042499A1 Method for retarded anionic polymerization |
| 08/26/1999 | WO1999042498A1 Method for retarded anionic polymerization |
| 08/26/1999 | WO1999042491A1 Method for the production of an initiator composition for retarded anionic polymerization |
| 08/25/1999 | EP0937405A1 Multilayered biaxially-oriented styrene based resin sheet and method for production thereof |
| 08/24/1999 | US5942589 Premixing and reacting vinylaromatic compounds, metallocene complex as catalyst and one or more cocatalyst elected from lewis acids, ionic compounds having lewis acid cation and ionic compound having bronsted acids as cation; polymerizing |
| 08/19/1999 | WO1999041218A1 Alpha-methylstyrene dimer derivatives |
| 08/19/1999 | DE19806775A1 (Co)polymerization of vinyl aromatic monomer and diene to prepare styrene homopolymers |
| 08/19/1999 | DE19806774A1 Process for the polymerization of vinyl aromatic monomers, especially styrene, optionally copolymerized with dienes, with improved control |
| 08/19/1999 | DE19806772A1 Polymerisation of anionically polymerisable monomers |
| 08/19/1999 | CA2319741A1 Alpha-methylstyrene dimer derivatives |
| 08/18/1999 | EP0935615A1 Termination of gas phase polymerizations of conjugated dienes, vinyl-substituted aromatic compounds and mixtures thereof |
| 08/18/1999 | CN1226259A Solid nuleophilic reagent for conversion of benzylic halogen functionality on polymers to other functionalities |
| 08/17/1999 | US5939537 Acid-functionalized saccharide monomers |
| 08/17/1999 | US5939466 Contact lenses; drug delivery |
| 08/17/1999 | US5939345 Prepolymerized solid catalyst, process for preparing the same, and process for heterogeneous polymerization of olefins |
| 08/12/1999 | WO1999040132A1 PROCESS FOR PRODUCING LIGHTLY COLORED p-VINYLPHENOL POLYMER |
| 08/12/1999 | WO1999040124A1 Metal triflimide complexes |
| 08/12/1999 | WO1999039823A1 Method of producing material for purification of physiological liquids of organism, and method of producing the material |
| 08/11/1999 | EP0797595B1 Living radical polymerization of vinyl monomers |
| 08/11/1999 | CN1225648A Process for halogenation of isomonoolefin/para-alkylstyrene copolymers |
| 08/11/1999 | CN1225646A Polymer devolatilization |
| 08/10/1999 | US5935645 Improving processability of polystyrene particles by expanding particles with an expanding agent, covering with an antistatic agent, vigorously frictioning the particles in a mixer to heat their surface, discharging |
| 08/05/1999 | WO1999038894A1 A process for producing monovinylidene aromatic polymers having a reduced volatiles content |
| 08/04/1999 | EP0861273B1 Process for producing copolymers from vinylaromatic and olefinic compounds by dispersion polymerisation in the presence of metallocene catalyst systems |
| 08/04/1999 | EP0791018B1 Carbocationic catalysts and process for using said catalysts |
| 08/03/1999 | US5932696 Solid phase preparation of amines |
| 07/28/1999 | EP0931100A2 Catalytic patterns containing metal complexes with an adamantane-like structure |
| 07/27/1999 | US5929204 Process for removing metals from vinylphenol-type polymers |
| 07/27/1999 | US5928818 Photoresist compositions |
| 07/22/1999 | WO1999036448A1 Brominated copolymer flame retardant additives having improved color characteristics and related method |
| 07/21/1999 | EP0929581A1 Process for the assembly of glass devices subjected to high temperatures, compositions therefor and novel polymers for rheological control of such compositions |
| 07/21/1999 | EP0929562A1 Acid-functionalized saccharides as polyvalent anti-infectives |
| 07/21/1999 | CN1223669A Process for preparation of polymer particles |
| 07/21/1999 | CN1223668A Process for preparation of polymer particles |
| 07/20/1999 | US5925718 Esterification of polyhydroxystyrene for photoresists |
| 07/14/1999 | EP0928300A1 Process for brominated styrenic polymers |
| 07/14/1999 | EP0928298A1 Process for brominating polystyrenic resins |
| 07/14/1999 | EP0928287A1 Ionic compounds with delocalized anionic charge, their use as components of ionic conductors or catalyst |
| 07/13/1999 | US5922833 Method of making fluoropolymers |
| 07/13/1999 | US5922819 Process for producing polymers of vinyl aromatic compounds using polymer-containing catalyst systems |
| 07/07/1999 | EP0927198A1 Aqueous polymer dispersion for use in water based glossy lacquers |
| 07/07/1999 | CN1043964C High density high surface area adsorbents and its use |
| 07/06/1999 | US5919944 Polymerisable diketopyrrolopyrroles |
| 07/06/1999 | US5919880 Reactive dyes and lenses utilizing the same |
| 07/06/1999 | US5919871 Stabilization of a polymer by a stable free radical |
| 07/01/1999 | WO1999032532A1 Method for producing elastomers |
| 07/01/1999 | CA2315651A1 Method for producing elastomers |
| 06/29/1999 | US5917073 Polymerization catalyst for olefin and styrene |
| 06/29/1999 | US5916995 Superior transmissivity to deep ultraviolet light and excimer laser, improved thermal resistance and storage stability after exposure |
| 06/29/1999 | US5916989 Polymers of C4 and higher α-olefins |
| 06/29/1999 | US5916978 Process for brominated styrenic polymers |
| 06/29/1999 | US5916976 Polymers, elastomeric compounds, and products thereof, terminated with novel amine compounds containing side-chain organohalide reactive moieties |
| 06/24/1999 | DE19757218A1 Production of elastomer with low glass transition temperature, higher crystallinity peak and good green elasticity |
| 06/22/1999 | US5914375 Catalyst composition for preparing high-syndiotactivity polystyrene from styrene or other aryl ethylene monomers and processes using the same |
| 06/17/1999 | WO1999029698A2 Method for producing di-organo alkaline-earth compounds |
| 06/16/1999 | EP0866813B1 Process for the preparation of polymerisates of vinyl aromatic compounds in a stage using double screw extruders |
| 06/16/1999 | EP0733074B1 Process for producing high molecular weight monovinylidene aromatic polymers |
| 06/16/1999 | CA2256079A1 Polymer |
| 06/10/1999 | DE19754504A1 Verfahren zur Herstellung von Erdalkalidiorganylverbindungen A process for preparing bisorganoalkaline earth metal compounds |
| 06/02/1999 | EP0919570A1 Cation exchangers or chelating agents and process for the preparation thereof |
| 06/02/1999 | EP0918806A1 Process for producing diene polymer solutions in vinyl aromatic monomers |
| 06/02/1999 | EP0918805A2 Anionic polymerisation process |
| 06/02/1999 | EP0918544A2 Polymer bile acid resorption inhibitors with simultaneous bile acid adsorbing effect |
| 06/02/1999 | EP0846141B1 Continuous production process of expandable styrene polymer beads |
| 06/02/1999 | EP0823916B1 A process for hydrogenating aromatic polymers |
| 06/02/1999 | CN1218448A Cycloalkyl derivatives and solid-phase synthesis thereof |
| 06/01/1999 | US5908907 Aqueous emulsion of (co)polymer made from monomer containing isocyanate group and olefinic double bond |
| 05/26/1999 | EP0917542A1 Process for polymerization of olefinic monomers |
| 05/25/1999 | US5907022 Cyclic ketone peroxides as polymer initiators |
| 05/25/1999 | US5907001 Process for the preparation of photopatternable polymers |
| 05/20/1999 | WO1999024492A1 Aqueous dispersions or emulsions of interpolymers of alpha-olefin(s)/hindered vinylidene aromatic monomer(s) |
| 05/20/1999 | WO1999001795A8 Pattern-forming methods and radiation sensitive materials |
| 05/20/1999 | CA2309821A1 Aqueous dispersions or emulsions of interpolymers of alpha-olefin(s)/hindered vinylidene aromatic monomer(s) |
| 05/19/1999 | EP0915916A1 Solid nucleophilic reagent for conversion of benzylic halogen funnctionality on polymers to other functionalities |
| 05/19/1999 | EP0815148B1 Process for producing polymers of vinyl aromatic compounds under pressure in the presence of readily volatilising hydrocarbons |
| 05/18/1999 | US5905128 (CO) polymers based on vinyl units and use thereof in electroluminescent arrangements |
| 05/18/1999 | US5905126 Coordination catalyst for polymerization of styrene with transition metal complex, aluminoxane and organoaluminum compound |
| 05/18/1999 | US5905096 Continuous production process of expandable styrene polymer beads |
| 05/12/1999 | EP0914357A2 Process for halogenation of isomonoolefin/para-alkylstyrene copolymers |
| 05/12/1999 | EP0914355A1 Polymer devolatilization |
| 05/12/1999 | EP0914352A1 Preparation of novel homo- and copolymers using atom transfer radical polymerization |
| 05/12/1999 | DE19850139A1 Photoinitiator system for photopolymerizable compositions containing a new styryl-substituted o-alkylated quinolium dye compound as electron acceptor, preferably with a borate compound as electron donor |
| 05/12/1999 | CN1216554A Improved syndiotactic vinylidene aromatic polymerization process |
| 05/11/1999 | US5902865 Using alkyl metal catalyst; isothermal reaction |
| 05/11/1999 | US5902838 Process for the assembly of glass devices subjected to high temperatures, compositions therefor and novel polymers for rheological control of such compositions |