Patent assignee · DK · COMPANY

Borealis A/S

58Patents
0Active
58Granted
35Portfolio score

Filing activity: Jun 16, 1992 → Jan 3, 2003

Most-cited patents

PatentTitleAreaCited byStatus
US5845588A Plastic pallet Emerging Cross-Sectional Technologies 71 Expired
US5539075A Unsaturated ethylene-non conjugated diene copolymers and preparation thereof by radical polymerization Chemistry; Metallurgy 65 Expired
US5767032A Catalyst for olefin polymerization and a method for the manufacture thereof Emerging Cross-Sectional Technologies 45 Expired
US6875826B1 High melt strength polypropylene Emerging Cross-Sectional Technologies 42 Expired
US6084041A Process for making propylene homo or copolymers Emerging Cross-Sectional Technologies 40 Expired
US6005055A Polyethylene compatible sulphonic acids as silane crosslinking catalysts Chemistry; Metallurgy 31 Expired
US5869418A Stereospecific catalyst system for polymerization of olefins Chemistry; Metallurgy 31 Expired
US6562914B1 Process for making propylene homo or copolymers Emerging Cross-Sectional Technologies 30 Expired
US6921799B1 Olefin polymerization process Emerging Cross-Sectional Technologies 28 Expired
US5986021A Process for manufacturing LLDPE polymers Emerging Cross-Sectional Technologies 23 Expired
US5767215A Coarse-grained polyolefin, its production method and a catalyst used in the method Chemistry; Metallurgy 21 Expired
US5965674A Process for the production of polyolefins in an autoclave reactor Performing Operations; Transporting 20 Expired
US6277778A Heteroatom substituted metallocene compounds for olefin polymerization catalyst systems and methods for preparing them Chemistry; Metallurgy 20 Expired
US5905050A Method for preparing active carrier particles of equal size for a polymerization catalyst Chemistry; Metallurgy 18 Expired
US5385992A Method for the dosage of a fluidized polymerization catalyst into a polymerization reactor Mechanical Engineering; Lighting; Heating 18 Expired
US6284849A Method of catalyst transitions in olefin polymerizations Emerging Cross-Sectional Technologies 17 Expired
US6242543A Process for producing polyethylenes having a broad molecular weight distribution, and a catalyst system used thereby Emerging Cross-Sectional Technologies 16 Expired
US5710229A Large-pole polyolefin, a method for its production and a procatalyst containing a transesterification product of a lower alcohol and a phthalic acid ester Chemistry; Metallurgy 15 Expired
US6683125B1 Talc containing polypropylene compositions Chemistry; Metallurgy 14 Expired
US6143844A Catalyst for olefin polymerization and a method for the manufacture thereof Emerging Cross-Sectional Technologies 13 Expired
US6197264A Process and an apparatus for polymerization of olefin monomers Emerging Cross-Sectional Technologies 13 Expired
US5413979A Method for the preparation of a catalyst component for the polymerization of olefins, a polymerization catalyst component produced by the method and use of the same Chemistry; Metallurgy 13 Expired
US5891979A Tinorganic catalyst with increased crosslinking speed for silane crosslinking reactions Chemistry; Metallurgy 13 Expired
US6063845A Composition for an electric cable Chemistry; Metallurgy 12 Expired
US5919863A Plastic material for packaging Emerging Cross-Sectional Technologies 12 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.