| 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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| 11/28/1989 | US4883846 Anionic polymerization of purified monovinylidene aromatic monomer feed stock |
| 11/23/1989 | EP0342498A2 Light-sensitive negative or positive composition, and process for the formation of relief patterns |
| 11/23/1989 | EP0342234A1 Styrenic polymer moldings |
| 11/15/1989 | EP0342073A1 Polythiuram disulfides, their preparation and their use in the polymerization of vinyl monomers |
| 11/02/1989 | EP0339393A2 Polymerisable aryl diazo sulfonates and polymers containing repeating units with aryl diazo sulfonate groups |
| 10/31/1989 | US4877843 Selective hydrolysis of copolymers of para-acetoxy styrene and allyl esters of ethylenically unsaturated acids |
| 10/25/1989 | EP0328580A4 Catalyst and process for preparation of syndiotactic polystyrene. |
| 10/24/1989 | US4876306 Process for preparing a thermoplastic resin |
| 10/10/1989 | US4873302 Laminates in electrical and electronic circuit boards |
| 10/10/1989 | US4873301 Optically active, ethylenically unsaturated polymers of amino penicillanic acid compounds |
| 10/10/1989 | US4873284 Heat-curable molding compositions |
| 10/03/1989 | US4871821 Toughness |
| 09/27/1989 | EP0333878A1 Process for producing styrenic polymer |
| 09/27/1989 | CN1005261B Preparation of polymers containing pendant isocyanate groups and derivatives thereof by emulsion copolymerization |
| 09/26/1989 | CA1261089A1 Polymer bound nonionic surfactants as cure activators |
| 09/19/1989 | US4868256 Acetylation of phenol; ring substitution of 4-hydroxyacetophenone; esterification; reduction and dehydration |
| 09/12/1989 | CA1259445A1 PREPARATION OF HIGHLY PURE .alpha.-METHYLSTYRENE POLYMER |
| 08/30/1989 | EP0329899A2 Stain-resistant aromatic/maleic anhydride polymers |
| 08/29/1989 | US4861885 Allylbicyclo[2.2.1]hept-5-ene-2-carboxylic acid amides |
| 08/29/1989 | US4861852 Polymer mordant |
| 08/29/1989 | US4861742 Bifunctional alkali metal compounds, preparation and use thereof as polymerization initiators |
| 08/23/1989 | EP0329322A2 Sensing of vapours |
| 08/23/1989 | EP0328975A2 Process for producing styrene-based polymers and apparatus for producing said polymers |
| 08/23/1989 | EP0328580A1 Catalyst and process for preparation of syndiotactic polystyrene. |
| 08/22/1989 | US4859730 Aqueous suspension polymerization process of compositions containing styrene in the presence of rosin acid derivatives and their salts and expandable or non expandable polystyrene obtained |
| 08/22/1989 | US4859339 Microporous membranes of syndiotactic vinylaromatic polymers |
| 08/22/1989 | EP0258403A4 Polymeric optical fiber. |
| 08/22/1989 | CA1258653A1 Polymeric pyridinium ylide and products prepared from same |
| 08/16/1989 | EP0328012A2 Microporous asymmetric membranes of syndiotactic vinylaromatic polymers and processes for preparing the same |
| 08/16/1989 | EP0327698A2 Functionalized olefinic polymers and process for their manufacture |
| 08/16/1989 | CN1034733A Process for producing styrene-based polymers and catalyst for use therein |
| 08/09/1989 | EP0327255A2 Process of preparing chloromethylated aromatic polymeric material |
| 08/09/1989 | CN1034550A Compounds |
| 08/08/1989 | US4855211 Polymeric phosphonium mordant and photographic element containing the same |
| 08/02/1989 | EP0326133A2 Organic nonlinear optical material and nonlinear optical device |
| 08/01/1989 | US4853478 Antidegradation monomers |
| 08/01/1989 | US4853445 Narrow bead size distribution |
| 08/01/1989 | US4853436 Graft polymerization of substituted styrene polymers having pendant vinylidene groups |
| 07/26/1989 | EP0325125A2 Styrene-based polymer moldings and process for production thereof |
| 07/26/1989 | EP0325059A2 Polymerization inhibitor composition for vinyl aromatic compounds |
| 07/25/1989 | CA1257868A1 Oxime sulfonates containing reactive groups |
| 07/19/1989 | EP0324397A2 Expanded thermoplastic resinous materials and process for production thereof |
| 07/11/1989 | US4847335 Crosslinkable monomers and polymers |
| 07/05/1989 | EP0323133A1 Multi-stage anionic dispersion homopolymerization to form micro-particles with narrow size distribution |
| 07/05/1989 | EP0322725A1 Bismaleimide resins |
| 07/05/1989 | EP0322663A2 Process for producing styrene-based polymers and catalyst for use therein |
| 07/05/1989 | EP0322614A2 Optical material |
| 07/04/1989 | CA1257047A1 Bimetallic catalytic chain transfer agents for molecular weight control in free radical polymerization |
| 07/04/1989 | CA1256885A1 Substituted unsaturated, sulfonyloxy group-containing bicyclic imides as catalysts for cationic polymerisation |
| 06/29/1989 | WO1989005828A1 Compounds |
| 06/28/1989 | EP0322209A1 Compounds |
| 06/21/1989 | EP0321399A2 Preparation of latexes of colour coupler polymers |
| 06/21/1989 | EP0321155A2 Ethylenically-unsaturated ethers of alkenyl phenols as reactive diluents for bismaleimides |
| 06/21/1989 | EP0320954A2 Transparent resin and transparent resin products |
| 06/14/1989 | EP0320023A2 Macroporous polymeric membranes, their preparation and their use for polymer separation |
| 06/07/1989 | EP0319018A2 Treatment and after-treatment of metal with amine oxide-containing polyphenol compounds |
| 06/07/1989 | EP0318833A2 Novel styrene polymers and process for the production thereof |
| 06/06/1989 | CA1255436A1 Sulphur-containing polymers |
| 06/01/1989 | WO1989004846A1 Styrenic polymer moldings |
| 06/01/1989 | WO1989004843A1 Amine containing initiator system for anionic polymerization |
| 06/01/1989 | WO1989004824A1 Styrene derivative, polystyrene derivative comprising the same, process for preparing said polystyrene derivative, and ultraviolet absorber comprising said styrene derivative or polystyrene derivative |
| 05/31/1989 | EP0317920A2 Photographic products containing copolymeric mordants |
| 05/30/1989 | US4835232 Heat-curable molding compositions |
| 05/24/1989 | EP0316857A2 Amine containing initiator system for anionic polymerization |
| 05/18/1989 | WO1989004373A1 Process for producing magnetically responsive polymer particles and application thereof |
| 05/18/1989 | WO1989004331A1 Process for preparing styrenic polymers and process for molding them |
| 05/16/1989 | US4831096 Process of bulk polymerization of styrene using azoalkane mixtures containing unsymmetrical azoalkanes |
| 05/09/1989 | US4829135 Multi-stage anionic dispersion homopolymerization to form microparticles with narrow size distribution |
| 05/03/1989 | EP0314488A2 Hydrolysis of poly (acetoxystyrene) in aqueous suspension |
| 05/03/1989 | EP0314158A2 Resin particles |
| 05/03/1989 | DE3836475A1 Magnetische teilchen, verfahren zu ihrer herstellung und ihre verwendung Magnetic particles, processes for their preparation and their use |
| 05/02/1989 | US4826927 Mixtures containing polymides alkenyphenols and either epoxide group-free adducts or another polyimide |
| 04/18/1989 | US4822530 From alkenyl and/or dialkenyl aromatics and organolithium compounds |
| 04/06/1989 | WO1989002901A1 Process for producing styrenic polymer |
| 03/29/1989 | EP0308916A2 Styrene-based polymers and process for production thereof |
| 03/28/1989 | US4816185 Detergents, anionic surfactants |
| 03/22/1989 | EP0307752A2 Poly(3-mono- and 3,5-disubstituted-4-acetoxystyrenes and 4-hydroxy-styrenes)and their use |
| 03/22/1989 | EP0307537A2 Polymers containing sulphur |
| 03/21/1989 | US4814457 2,2*-bipyridine or 1-10-phenantroline compounds |
| 03/21/1989 | US4814355 Aqueous suspension polymerization process of compositions containing styrene in the presence of rosin acid derivatives and their salts and expandable or non expandable polystyrene obtained |
| 03/21/1989 | CA1251598A1 High temperature thermoset terpolymers |
| 03/15/1989 | EP0307238A2 Production of styrene resins by continuous bulk polymerization |
| 03/15/1989 | EP0306564A1 Polymeric phosphonium mordant and photographic element containing the same |
| 03/14/1989 | US4812575 Process for the preparation of benozotriazoles and their polymers, and 2(2-hydroxy-5-isopropenylphenyl)2H-benzotriazole produced thereby |
| 03/14/1989 | US4812542 Copolymers having o-nitrocarbinol ester groups and preparation thereof |
| 03/14/1989 | US4812511 Fiber reinforced composites |
| 03/08/1989 | EP0305909A1 Bifunctional alkali compounds, process for their preparation and their use as polymerisation initiators |
| 03/08/1989 | EP0305764A1 High molecular weight polystyrene blends with PPE and HIPS |
| 03/01/1989 | EP0304582A1 Process for making styrene polymers having a narrow grain size distribution |
| 02/28/1989 | US4808680 Polyolefins with high syndiotacticity |
| 02/28/1989 | US4808510 Photographic element and patternable mordant composition |
| 02/28/1989 | CA1305825B Process for production of styrene polymers |
| 02/28/1989 | CA1250697A1 Process for production of styrene polymers |
| 02/22/1989 | EP0304383A2 A photographic element and patternable mordant composition |
| 02/21/1989 | US4806596 Homogeneous thermoset copolymers |
| 02/21/1989 | CA1250394A1 Polymeric antibacterial compositions |
| 01/31/1989 | US4801665 Resin method for making sulfoxide for solid phase peptide synthesis |
| 01/24/1989 | US4800224 Optically active styrene derivatives, polymers obtained from these, complexes with iridium(I) and their use |
| 01/24/1989 | CA1249267A1 Azoalkane mixtures containing unsymmetrical azoalkanes and their method of preparation |
| 01/18/1989 | EP0299391A1 Process for production of styrene-based polymers |