Patents
Patents for C08F 297 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer (8,367)
07/1998
07/15/1998EP0853102A1 Bituminous compositions containing coupled copolymers
07/15/1998EP0728156B1 Hydrogenated asymmetric radial copolymers
07/15/1998CN1187505A Block copolymer, block copolymer composition and heat shrinkable films made thereof
07/14/1998US5780551 Telechelic polymers from mixed initiator
07/14/1998US5780540 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
07/08/1998EP0852240A1 Block copolymer, block copolymer composition and heat shrinkable films made thereof
07/07/1998US5777044 Coupling of polymers made by cationic polymerization
07/07/1998US5777039 Vinyl aromatic block copolymers and compositions containing them
07/01/1998EP0850990A1 Flexible polypropylene resins, propylene based elastomer compositions and process for production of olefin polymers
07/01/1998EP0850957A1 Process for controlled radical polymerisation or copolymerisation of (meth)acryl, vinyl, vinylidene and dien monomers and so prepared (co)polymers
07/01/1998EP0850956A2 Process for preparing aqueous polymer dispersions by radical aqueous emulsionspolymerisation
07/01/1998EP0669946B1 Polymer production
07/01/1998CN1186511A Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
07/01/1998CN1186510A Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
07/01/1998CN1186079A Process for controlled radical polymerization or copolymerization of (meth) acrylic, vinyl, vinylidene and diene monomers, and (co) polymers obtained
06/1998
06/30/1998US5773524 Epoxidized liquid elastomeric copolymers
06/30/1998US5773521 Coupling to produce inside-out star polymers with expanded cores
06/30/1998US5773516 Propylene polymers
06/30/1998US5773506 Pressure sensitive adhesive comprising a block copolymer having low molecular weight endblocks and endblock-compatible tackifier or oil
06/24/1998CN1185402A 弹性包装薄膜 Flexible packaging film
06/23/1998US5770753 Addition polymerization catalyst
06/18/1998WO1998025980A1 Process for preparing rubber-modified moulding compounds
06/18/1998WO1998025977A1 (meth)acrylic ester copolymers and process for producing the same
06/18/1998WO1998025975A2 Anionic polymerisation of acrylates and methacrylates
06/18/1998DE19651300A1 Verfahren zur Herstellung kautschukmodifizierter Formmassen A process for preparing rubber-modified molding compositions
06/18/1998DE19651299A1 Anionische Polymerisation von Acrylaten und Methacrylaten Anionic polymerization of acrylates and methacrylates
06/16/1998US5767207 Preparing polymer with diketone polymerization terminating agent which leaves a lithium salt that can be removed by centrifuging or filtration
06/10/1998EP0846134A1 High transparency and high flexibility elastoplastic polyolefin compositions
06/10/1998CN1184120A Process for polymerization of alpha-olefin, poly-alpha-olefin prepared thereby, and aminosilane compound usable as constituent of catalyst for process
06/09/1998US5763548 Addition polymerization using transition metal catalysts
06/09/1998CA2134026C Tapered block copolymers of monovinylarenes and conjugated dienes
06/04/1998WO1998023651A1 Method for preparing polyacryl(meth)acrylates
06/04/1998DE19752937A1 Packaging stretch film, used for packaging food
06/04/1998DE19750336A1 Rubber polymer for production of high-impact polystyrene
06/03/1998CN1183447A Adhesive compositions
06/02/1998US5760141 Copolymerization of alpha-olefins in the presence of catalyst
05/1998
05/28/1998DE19648565A1 Verfahren zur Herstellung von Polyalkyl(meth)acrylaten Acrylates process for the preparation of polyalkyl (meth)
05/27/1998EP0844269A1 Block polymer having functional groups at both ends
05/27/1998EP0817806A4 Novel (co)polymers and a novel polymerization process based on atom (or group) transfer radical polymerization
05/27/1998CN1183107A Novel (co) polymers and novel polymerization process based on atom (or group) transfer radical polymerization
05/26/1998US5756587 Propylene polymers and process for the production thereof
05/26/1998US5756585 Star-shaped copolymers and process for their manufacture
05/26/1998US5756580 Contains at least two polymers selected from the group consisting of a polymer having a cyclic conjugated diene monomer unit and/or a cyclic olefin monomer unit and a modified polymer thereof
05/20/1998EP0842962A1 Thermoplastic elastomeric block copolymers and process for the preparation thereof
05/20/1998CN1182438A Synthetsis of terminally unsaturated oligomers
05/20/1998CN1182094A Process for controlled radical (Co) polymerization of (meth) acrylic, vinyl, vinylidene and diene monomers in presence of Rh, Co or Ir complex
05/19/1998US5753773 Homo or copolymerizing propylene with zero to 5% c2 to c10 alkenes then conducting second polymerization in presence of c2 to c10 alkene in presence of metallocene complex of metals of subgroup 4 and 5 and aluminoxane catalysts
05/19/1998US5753769 Process for preparing propylene polymer composition and propylene polymer composition
05/19/1998US5753765 Polymerizable oligo- and/or polyalkenoic acids
05/14/1998WO1998020069A1 Tpo blends containing multimodal elastomers
05/13/1998EP0841356A1 Synthesis of multiblock polymers using group IIA and IIB metal cyclic organometallic initiators
05/13/1998EP0841348A2 Process for polymerization of alpha-olefin, a poly-alpha-olefin prepared thereby, and anaminosilane compound usable as the constituent of catalyst for the process
05/13/1998EP0841347A1 Synthesis of macrocyclic polymers with group IIA and IIB metal cyclic organometallic initiators
05/13/1998EP0841346A1 Process of control radical (co)polymerization of (meth)acrylic, vinylic, vinylidenic and dienic monomers, the presence of a complex of Rh, Co or Ir
05/12/1998US5750623 Hot-melt adhesives for disposable items and articles made therefrom
05/12/1998US5750055 Process for the preparation of industrially applicable difunctional anionic polymerization initiators and their use
05/07/1998WO1998018840A1 Aromatic vinyl/isoprene block copolymer, process for the production thereof, and hardenable pressure-sensitive adhesive composition containing the same
05/07/1998CA2209078A1 Process of controlled radical (co)polymerization of (meth)acrylic, vinyl, vinylidene and diene monomers in the presence of an rh, co and lr complex
05/06/1998CN1180588A Process for hydrogenation of olefins or polymers and catalysts usable therefor
05/06/1998CA2220650A1 Process for polymerization of .alpha.-olefin, a poly-.alpha.-olefin prepared thereby, and an aminosilane compound usable as the constituent of catalyst for the process
05/05/1998USH1730 Functionalized star polymers
05/05/1998US5747598 Epoxidized solid elastomeric copolymers
04/1998
04/30/1998WO1998017696A1 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
04/29/1998EP0838510A1 Adhesive compositions
04/29/1998EP0837921A1 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
04/28/1998US5744558 1,5-diethenylnaphthalene compounds and bifunctional primers for anionic polymerization prepared therefrom
04/28/1998US5744086 Slush molding of polyolefin powder compositions and the compositions
04/28/1998CA2034196C Vulcanizable liquid compositions
04/22/1998CN1038133C Method for prepn. of conjugated diene-vinylphene x-type block copolymer
04/21/1998US5741862 High flexible propylene/ethylene copolymers and process for preparing same
04/21/1998US5741845 Acrylic polymers suitable for use in paints, adhesives
04/21/1998CA2076065C Prepolymerized catalyst, catalyst for olefin polymerization, polymerization process of olefin, and olefin polymer
04/16/1998WO1998015584A1 Methacrylate-alkylene-methacrylate block copolymers
04/09/1998WO1998014323A1 Metal/synthetic resin laminate and synthetic resin-clad metallic pipe
04/07/1998USH1722 Polymerizing propylene and optionally comonomer in presence of titanium, magnesium, halogen and inside electron donar catalyst with organoaluminum cocatalyst, copolymerizing produt with another monomer in presence of tetraethoxysilane
04/07/1998US5736612 Process for manufacturing isoprene containing block copolymers
04/07/1998US5736237 Blend of two copolymers of ethylene and alpha-olefins; tensile strength, impact strength
04/02/1998WO1998013443A1 Dispersant viscosity index improvers
04/02/1998WO1998013392A1 No-compounds for pseudo-living radical polymerization
04/01/1998EP0832905A1 Process for the preparation of polyethylene having a broad molecular weight distribution
04/01/1998EP0832141A1 Continuous method for the production of thermoplastic moulding materials
04/01/1998CN1177599A Preparation for catalyst for hydrogenation of styrene-butadieno copolymer
03/1998
03/31/1998US5733980 Ethylene α-olefin block copolymers and methods for production thereof
03/31/1998US5733979 Polymerization catalysts of titanium chloride, aluminum compound coordination complexes with porosity
03/26/1998WO1998012240A1 Thermoplastic elastomers
03/26/1998DE19638254A1 Thermoplastische Elastomere Thermoplastic elastomers
03/25/1998EP0830895A1 Catalyst on the basis of a Zr, Ti or Hf complex and process for hydrogenation of olefins or polymer
03/25/1998EP0717756B1 Method for producing coupled asymmetric polymers
03/25/1998CN1177369A Pressure sensitive adhesive comprising a block copolymer having low molecular weight endblocks and endblock-compatible tackifier or oil
03/25/1998CN1037848C Prodn. of butadiene-styrene block copolymer
03/25/1998CN1037847C Method for polymerization of polyolefine by using ziegler Natta catalyst system
03/24/1998CA2216200A1 Catalyst and process for the hydrogenation of olefins or polymers
03/19/1998WO1998011143A1 Process for preparing polymers in the presence of triazolyl radicals
03/19/1998DE19636996A1 Verfahren zur Herstellung von Polymeren in Gegenwart von Triazolylradikalen A process for the preparation of polymers in the presence of Triazolylradikalen
03/19/1998CA2260812A1 Process for preparing polymers in the presence of triazolyl radicals
03/18/1998EP0829495A1 Process for the preparation of polyethylene having a broad molecular weight distribution
03/18/1998EP0828773A1 Functionalised copolymers, process for their production, moulding compounds containing them and mouldings
03/17/1998US5729322 Ocular device comprising a uv-absorbing benzotriazoles having a styrene group
03/12/1998WO1998010016A1 Improved propylene polymers for oriented films
03/12/1998CA2262468A1 Improved propylene polymers for oriented films
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