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)
04/1981
04/07/1981US4260694 p-Methylstyrene diene block copolymers
04/07/1981US4260692 Polymerizing styrene with polyperoxide
04/07/1981CA1098913A1 Multifunctional lithium containing initiator
03/1981
03/31/1981US4259461 Homopolymerization of propylene followed by copolymerization with ethylene; titanium trichloride solid catalyst
03/31/1981CA1098637A1 Preparation of block copolymers and products therefrom
03/27/1981EP0020693A4 Copolyesters of polybutylene terephthalate.
03/18/1981EP0025353A1 Thermoplastic star-block elastomers
03/11/1981EP0025004A1 Adhesive composition and method of preparation
03/03/1981US4254237 Process for producing propylene-ethylene block copolymers
02/1981
02/03/1981US4248984 From a monovinylaromatic compound and a conjugated diene
02/03/1981US4248983 From a monovinyl aromatic compound and a conjugated diene
02/03/1981US4248982 From a monovinyl aromatic compound and a conjugated diene
02/03/1981US4248981 From a monovinyl aromatic compound and a conjugated diene
02/03/1981US4248980 Clear impact resistant thermoplastic star-block copolymers
02/03/1981CA1095069A2 Silylated organic polymers
01/1981
01/14/1981EP0022376A2 Process for preparing a chemically blended composition of non-elastomeric ethylene resins, and shaped articles of such a composition
01/13/1981US4245062 Process for producing propylene-ethylene copolymers
01/07/1981EP0020913A2 Polybutadiene/alpha-olefin copolymers and their preparation
01/07/1981EP0020693A1 Copolyesters of polybutylene terephthalate.
12/1980
12/16/1980US4239859 High impact polystyrene blend compositions
12/09/1980US4238588 Alkali metal amide and alkoxide
12/09/1980US4238381 Process for producing a non-aqueous system dispersed solution of polymers from polymeric peroxides
11/1980
11/11/1980US4233200 Method of sizing textile yarns and sizing agents therefor
10/1980
10/29/1980EP0018025A1 Polymerization of alkenes-1 and shaped articles made thereby
10/07/1980CA1087339A1 Branched block copolymers of a monovinyl-aromatic compound and a conjugated diene
09/1980
09/30/1980CA1086888A1 Impact-resistant chemically blended propylene polymer composition and process for preparation thereof
09/09/1980US4221884 Clear impact resistant thermoplastic star-block copolymers
09/03/1980EP0014947A1 Block copolymers of diene having their terminal end blocks of a random copolymer of styrene or alkylstyrene and an alpha-methylstyrene, and their preparation
09/02/1980US4220738 Organolithium initiator
09/02/1980CA1085096A1 Method for the production of a low density polyethylene
09/02/1980CA1085084A1 Resinous linear block copolymer of a monovinyl- substituted aromatic compound and a conjugated diene
09/02/1980CA1084892A1 Process for the polymerization of alpha-olefins
08/1980
08/26/1980US4219627 Process for the preparation of block copolymers
08/19/1980US4218552 Anionic polymerization using alkali metal alkoxide or butyllithium initiator
08/06/1980EP0013837A1 Process for producing an ethylene copolymer
07/1980
07/15/1980CA1081899A1 Method for the production of a low density polyethylene
07/08/1980US4211689 Copolyesters of polybutylene terephthalate
06/1980
06/17/1980US4208356 Process for producing mixture of block copolymers
06/12/1980WO1980001165A1 Copolyesters of polybutylene terephthalate
05/1980
05/13/1980CA1077645A1 Process for the production of thermoplastically processible rubber
04/1980
04/01/1980US4196236 Thermoplastic ionomer, plasticizing
03/1980
03/25/1980CA1074491A1 Branched block copolymers and their manufacture
03/11/1980CA1073570A1 Packaged articles
02/1980
02/26/1980US4190614 Titanium or vanadium compounds as catalyst on magnes2um support
02/05/1980US4187278 Polymerization process
01/1980
01/23/1980EP0007061A1 Process for the polymerisation of 1-olefins
01/22/1980CA1070448A1 Block copolymer process
01/09/1980EP0006697A2 An improved process for forming emulsion/suspension polymers and polymers so formed
01/01/1980US4181684 Diphenyl compounds that are intermediates in preparation of polymerization initiators
12/1979
12/25/1979US4180530 Clear impact resistant thermoplastic star-block copolymers
12/04/1979CA1067643A1 Preparation of a non-linear, elastomeric copolymer
11/1979
11/06/1979CA1065993A1 Two-step polymerization process and product thereof
11/06/1979CA1065990A1 Blend of thermoplastic polymers including block radial polymers of the butadiene-styrene type
10/1979
10/31/1979EP0004843A2 Textile yarn sizing agents soluble in halogenated hydrocarbons; process for sizing textile yarns
10/30/1979US4172862 Block polymer
10/23/1979US4172190 Addition polymerization catalyst
10/23/1979US4172100 Polymerization catalysts
09/1979
09/18/1979US4168286 Tetrablock polymers and their hydrogenated analogs
09/11/1979US4167545 Vinylaromatics and conjugated dienes
08/1979
08/08/1979EP0003228A1 Process for the multi-stage polymerisation of propene or but-1-ene, and the multi-stage copolymerisation of propene with ethene or but-1-ene
08/07/1979US4163764 Coupled addition polymer
06/1979
06/19/1979CA1056988A1 Polymerization process and polymer produced thereby
05/1979
05/30/1979EP0001977A1 Soluble multifunctional lithium containing initiators and their use in a process for polymerisation
05/01/1979US4152370 Preparation, composition, and use of block polymers
04/1979
04/17/1979CA1052933A1 Polypropylene molding composition and process for its preparation
04/10/1979US4148838 Silylated block copolymers
04/10/1979US4148771 Method of making novel rubbery block copolymers and pressure-sensitive adhesives
03/1979
03/27/1979US4146591 Process for producing 4-methyl-1-pentene copolymer composition
03/20/1979CA1051140A1 Thermoplastic block copolymers
03/13/1979CA1050691A1 Thermoplastic black polymers
03/06/1979US4143185 Suspending in plasticizer, coating, heating above softening point
03/06/1979CA1050192A1 Process for preparing polypropylene compositions having high impact strength at low temperatures
03/06/1979CA1050191A1 Method for producing transparent block copolymer resin from a vinyl aromatic compound and a conjugated diene
03/06/1979CA1050185A1 Butadiene based transparent thermoplastic mixtures of resins
02/1979
02/27/1979CA1049686A1 Process for producing transparent block copolymer resin from a vinyl aromatic monomer and a conjugated diene
02/20/1979CA1049187A1 Resin composition consisting of polystyrene and a styrene-butadiene block copolymer
01/1979
01/16/1979US4134938 Process for polymer lithiation in graft polymerization
01/09/1979US4133793 Compositions containing novel methacrylic polymers having allyl functionality
12/1978
12/19/1978US4130705 Polymers of pivaloyloxyalkyl methacrylates, method for their preparation and modification
12/19/1978CA1044841A1 Process for producing transparent block copolymer resins
12/05/1978US4128607 Method for the production of low density polyethylene
12/05/1978US4128606 Crystalline polypropylene, ethylene-propylene copolymer
11/1978
11/28/1978CA1043493A1 Process for producing modified polypropylene
11/28/1978CA1043483A1 Bituminous block copolymer and thermoplastic copolymer composition
11/14/1978US4125506 Composition for fabrication of multiphase plastics from liquid suspension
11/07/1978CA1042142A1 Polymers of acyloxyalkyl methacrylates, method for their preparation and modification
11/07/1978CA1042132A1 Production of polymeric compounds having functional end groups
10/1978
10/31/1978CA1041693A1 METHOD OF PREPARING A -B -A TYPE BLOCK POLYMERS OF POLY-.alpha.-METHYLSTYRENE AND THE POLYMER OF A CONJUGATED DIENE
10/31/1978CA1041692A1 Process for preparing an elastomeric copolymer block
10/24/1978US4122134 Method for producing transparent block copolymer resin
10/17/1978US4120915 Styrene-diene1 -diene2 block terpolymer with improved thermal stability
09/1978
09/26/1978US4117037 Block copolymer compositions
09/26/1978US4117035 Blend of thermoplastic polymers including block radial polymers of the butadiene-styrene type
09/12/1978US4113802 Process for preparing polypropylene compositions having high impact strength at low temperatures
09/12/1978CA1038535A1 Process for the preparation of novel block polymers
09/05/1978US4111896 Multicomponent nitrile resin-block copolymer-polymer blends
09/05/1978US4111895 Multicomponent polycarbonate-block copolymer-polymer blends
09/05/1978CA1038098A1 Block polymers of styrene-butadiene-2-vinylpyridine
09/05/1978CA1038097A1 Method of preparing block polymers
09/05/1978CA1038094A1 Process for the manufacture of free-flowing pulverulent rubber
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