Inventor

HAGADORN JOHN R

US109 patents

⚠️ This page may combine multiple inventors who share the name “HAGADORN JOHN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAGADORN JOHN R

EXXONMOBIL CHEMICAL PATENTS INC

Propylene-based elastomers for roofing compositions and methods for preparing the same

Non-coordinating anion type activators containing cation having large alkyl groups

Lewis base catalysts and methods thereof

Non-coordinating anion type activators containing cation having branched alkyl groups

Transition metal bis(phenolate) complexes and their use as catalysts for olefin polymerization

Supported transition metal bis(phenolate) complexes and their use as catalysts for olefin polymerization

Metallocene catalyst compositions and polymerization process therewith

Bisphenolate transition metal complexes, production and use thereof

Processes for producing high propylene content PEDM using tetrahydroindacenyl catalyst systems

Quinolinyldiamido transition metal complexes, production and use thereof

Bis(aryl phenolate) lewis base catalysts and methods thereof

Processes for producing high propylene content PEDM having low glass transition temperatures using tetrahydroindacenyl catalyst systems

Non-coordinating anion type activators containing cation having aryldiamine groups and uses thereof

Preparation of bimodal rubber, thermoplastic vulcanizates, and articles made therefrom

Lewis base catalysts and methods thereof

Bimodal ethylene, alpha-olefin, and diene polymers using dual organometallic catalysts

Branched ethylene copolymers produced via use of vinyl transfer agents and processes for production thereof

Branched EPDM polymers produced via use of vinyl transfer agents and processes for production thereof

Supported catalyst systems and processes for use thereof

Graft engineering thermoplastics with polyolefins

Ethylene-a-olefin-diene elastomers and methods of making them

Elastomeric formulations comprising branched EPDM polymers

Process to make non-coordinating anion type activators in aliphatic and alicyclic hydrocarbon solvents

Silica quenching agents for use in polymerization process

Ethylene-a-olefin-diene elastomers and methods of making them

Aluminum alkyls with pendant olefins for polyolefin reactions

Aluminum alkyls with pendant olefins on clays

High molecular weight functionalized olefin copolymer quenching agent

EXXONMOBIL CHEM PATENTS INC

Pyridyldiamido transition metal complexes, production and use thereof

Amphiphilic block polymers prepared by alkene

Supported Salan catalysts

Vinyl terminated higher olefin copolymers and methods to produce thereof

Catalyst systems comprising pyridyldiamido transition metal complexes and chain transfer agent and use thereof

Process for controlling molecular weight of polyolefins prepared using pyridyl diamide catalyst systems

Vinyl terminated higher olefin polymers and methods to produce thereof

Process to produce polymers from pyridyldiamido transition metal complexes and use thereof

Reversible chain-transfer in polyolefin polymerization with pyridyldiamide catalysts

Pyridyldiamido transition metal complexes, production and use thereof

Pyridyldiamide metal catalysts and processes to produce polyolefins

HAGADORN JOHN R

Amine functionalized polyolefin and methods for preparation thereof

Olefin functionalization by metathesis reaction

Metathesis catalyst and process for use thereof

Pyridyldiamido transition metal complexes, production and use thereof

Pyridyldiamido transition metal complexes, production and use thereof

Diblock copolymers prepared by cross metathesis

Pyridyldiamido transition metal complexes, production and use thereof

HOLTCAMP MATTHEW W

Vinyl terminated higher olefin polymers and methods to produce thereof

Metathesis catalyst and process for use thereof

Metathesis catalyst and process for use thereof

CROWTHER DONNA J

Vinyl terminated higher olefin copolymers and methods to produce thereof