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ENICHEM SPA

IT205 patents

Top patents by PatentIndex Score

US5753578AMay 19, 1998

Metallocene catalyst for the (CO)polymerization of α-olefins

ENICHEM SPA60 citations95
US5413813AMay 9, 1995

CVD of silicon-based ceramic materials on internal surface of a reactor

ENICHEM SPA609 citations95
US5280070AJan 18, 1994

Polycarbonate-polymethyl methacrylate blends

ENICHEM SPA75 citations95
US6284213B1Sep 4, 2001

Catalyst, process for the production of hydrogen peroxide and its use in oxidation processes

ENICHEM SPA74 citations94
US5861352AJan 19, 1999

Supported metallocene catalyst for olefins (co)polymerization

ENICHEM SPA65 citations94
US5846895ADec 8, 1998

Supported metallocene complex and process for its preparation

ENICHEM SPA67 citations94
US5731261AMar 24, 1998

Process for the preparation of mixed porous silica-alumina oxides in a spherical form

ENICHEM SPA83 citations94
US5679763AOct 21, 1997

Polyquinoline-based nonlinear optical materials

ENICHEM SPA83 citations93
US5207814AMay 4, 1993

Process for preparing monoliths of aerogels of metal oxides

ENICHEM SPA83 citations93
US6103209AAug 15, 2000

Process for preparing porous spherical silica xerogels

ENICHEM SPA29 citations92
US5882751AMar 16, 1999

Parison for the preparation of re-usable bottles starting from modified pet

ENICHEM SPA23 citations92
US5705673AJan 6, 1998

Continuous process for the preparation of phenyl methyl carbonate

ENICHEM SPA40 citations92
US5519115AMay 21, 1996

Reverse antimicrobial peptides

ENICHEM SPA50 citations92
US5292809AMar 8, 1994

Blends of polycarbonate containing fluorinated-bisphenol A and polymethyl methacrylate

ENICHEM SPA47 citations92
US5248732ASep 28, 1993

Blends of polyetherimides, aromatic alkyl methacrylates and polycarbonates

ENICHEM SPA23 citations92
US4676968AJun 30, 1987

Melt consolidation of silicon powder

ENICHEM SPA27 citations92
US6300506B1Oct 9, 2001

Process for the preparation of epoxites

ENICHEM SPA20 citations91
US6034291AMar 7, 2000

Catalytic composition and process for the alkylation and/or transalkylation of aromatic compounds

ENICHEM SPA35 citations91
US5948535ASep 7, 1999

Method for preparing optical components and devices in their final or nearly final dimensions, and products obtained thereby

ENICHEM SPA42 citations91
US5718845AFeb 17, 1998

Tricyanovinyl substitution process for NLO polymers

ENICHEM SPA71 citations91
US5395556AMar 7, 1995

Tricyanovinyl substitution process for NLO polymers

ENICHEM SPA41 citations91
US5948869ASep 7, 1999

Process for the preparation of a catalyst useful for the hydrogenation of styrene-butadiene copolymers

ENICHEM SPA26 citations90
US5498793AMar 12, 1996

Catalytic process for the production of oximes

ENICHEM SPA28 citations90
US5461507AOct 24, 1995

Polymer material of thermo-optical effect for a bistable optical device

ENICHEM SPA22 citations90
US5424395AJun 13, 1995

Antimicrobial peptides active against plant pathogens

ENICHEM SPA22 citations90
US5206922AApr 27, 1993

Nonlinear optical switch utilising organic conjugated material and four wave mixing techniques

ENICHEM SPA22 citations90
US5171761ADec 15, 1992

Cross-linkable compositions based on polyphenylene ethers and unsaturated monomers copolymerizable radically

ENICHEM SPA68 citations90
US6586360B1Jul 1, 2003

Catalyst system for the oxidative dehydrogenation of alkylaromatics or paraffins to the corresponding alkenylaromatics or olefins

ENICHEM SPA19 citations89
US6524984B2Feb 25, 2003

Process for preparing bound zeolites

ENICHEM SPA17 citations89
US5955640ASep 21, 1999

Integrated process for the production of butene-1

ENICHEM SPA50 citations89
US5616754AApr 1, 1997

Compounds useful as chemical precursors in chemical vapor deposition of silicon-based ceramic materials

ENICHEM SPA39 citations89
US5514799AMay 7, 1996

1,1-vinyl substituted nonlinear optical materials

ENICHEM SPA53 citations89
US5296550AMar 22, 1994

Impact modified polyester blends with improved polymer compatibility

ENICHEM SPA34 citations89
US5650477AJul 22, 1997

Liquid reactive thermosetting compositions and process for their cross-linking

ENICHEM SPA25 citations88
US5563299AOct 8, 1996

Integrated process for the simultaneous production of alkyl tert-butyl ethers and 1-butene

ENICHEM SPA21 citations88
US5326833AJul 5, 1994

Liquid reactive compositions comprising polyisocyanates, epoxides and solutions of alkali metal halides in polyoxyalkylenic compounds

ENICHEM SPA28 citations88
US5182236AJan 26, 1993

Gradient index glasses and sol-gel method for their preparation

ENICHEM SPA38 citations88
US5736592AApr 7, 1998

Process for intramolecularly condensing a non-linear optical polyamic acid composition

ENICHEM SPA20 citations87
US5688906ANov 18, 1997

Highly efficient nonlinear optical polyimides

ENICHEM SPA26 citations87
US6512153B1Jan 28, 2003

Process for the alkylation of aromatic compounds

ENICHEM SPA48 citations86
US5362431ANov 8, 1994

Process for preparing shaped bodies of thermoplastic polymers reinforced with long fibres

ENICHEM SPA23 citations85
US5929193AJul 27, 1999

Process for preparation of polycarbonate copolyester diols

ENICHEM SPA18 citations84
US6403514B1Jun 11, 2002

Process for the regeneration of zeolitic catalysts containing titanium

ENICHEM SPA16 citations83
US6211110B1Apr 3, 2001

Bridged metallocene complex for the (co)polymerization of olefins

ENICHEM SPA15 citations83
US6780947B1Aug 24, 2004

Metal complexes comprising a 2,6-diacylpyridine-ligand and their use in the polymerization of ethylene

ENICHEM SPA17 citations82
US6288004B1Sep 11, 2001

Activation method of titanium silicalite

ENICHEM SPA16 citations82
US6201101B1Mar 13, 2001

Catalyst and its use for the synthesis of polyol polyethers

ENICHEM SPA17 citations79
US5788818AAug 4, 1998

Process for the purification of acetone

ENICHEM SPA18 citations78
US6596891B1Jul 22, 2003

Activating composition of metallocene complexes in the catalysis of (co)polymerization processes of olefins

ENICHEM SPA9 citations74
US5847069ADec 8, 1998

Process for the preparation of polycarbonate copolyether polyols

ENICHEM SPA11 citations74

Showing the top 50 of 205 patents by PatentIndex Score.