Inventor
MCCULLOUGH LAUGHLIN G
US47 patents
⚠️ This page may combine multiple inventors who share the name “MCCULLOUGH LAUGHLIN G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXXONMOBIL CHEMICAL PATENTS INC
23 patentsUS11787881B2Oct 17, 2023
Polyethylene compositions and films prepared therefrom
EXXONMOBIL CHEMICAL PATENTS INC7 citations86
US11274196B2Mar 15, 2022
Polyethylene compositions and films prepared therefrom
EXXONMOBIL CHEMICAL PATENTS INC13 citations86
US10913808B2Feb 9, 2021
Mixed catalysts with unbridged hafnocenes with -CH2-SiMe3 moieties
EXXONMOBIL CHEMICAL PATENTS INC9 citations86
US10808053B2Oct 20, 2020
Polyethylene compositions and articles made therefrom
EXXONMOBIL CHEMICAL PATENTS INC10 citations84
US10723819B2Jul 28, 2020
Supported catalyst systems and processes for use thereof
EXXONMOBIL CHEMICAL PATENTS INC7 citations84
US11712687B2Aug 1, 2023
Catalyst systems and polymerization processes for using the same
EXXONMOBIL CHEMICAL PATENTS INC4 citations74
US11306162B2Apr 19, 2022
Metallocenes with two -Si-Si- bridges
EXXONMOBIL CHEMICAL PATENTS INC2 citations73
US11198747B2Dec 14, 2021
Catalyst systems including two hafnocene catalyst compounds
EXXONMOBIL CHEMICAL PATENTS INC3 citations73
US10926250B2Feb 23, 2021
Catalyst systems and polymerization processes for using the same
EXXONMOBIL CHEMICAL PATENTS INC4 citations73
US10822434B2Nov 3, 2020
Catalyst systems and polymerization processes for using the same
EXXONMOBIL CHEMICAL PATENTS INC2 citations73
US10696758B2Jun 30, 2020
Group 4 catalyst compounds and process for use thereof
EXXONMOBIL CHEMICAL PATENTS INC2 citations73
US10640583B2May 5, 2020
Catalyst composition comprising fluorided support and processes for use thereof
EXXONMOBIL CHEMICAL PATENTS INC3 citations73
US10414887B2Sep 17, 2019
Supported catalyst systems and methods of using same
EXXONMOBIL CHEMICAL PATENTS INC3 citations73
US10351647B2Jul 16, 2019
Polymerization process using bridged metallocene compounds supported on organoaluminum treated layered silicate supports
EXXONMOBIL CHEMICAL PATENTS INC3 citations73
US10717790B2Jul 21, 2020
Catalyst composition comprising fluorided support and processes for use thereof
EXXONMOBIL CHEMICAL PATENTS INC3 citations72
US12577334B2Mar 17, 2026
Broad orthogonal distribution polyethylenes for films
EXXONMOBIL CHEMICAL PATENTS INC0 citations62
US12338257B2Jun 24, 2025
Metallocenes and methods thereof
EXXONMOBIL CHEMICAL PATENTS INC0 citations52
US11369949B2Jun 28, 2022
Metallocenes with Si—Si bridges
EXXONMOBIL CHEMICAL PATENTS INC0 citations52
US10882932B2Jan 5, 2021
Sterically hindered metallocenes, synthesis and use
EXXONMOBIL CHEMICAL PATENTS INC0 citations52
US10479846B2Nov 19, 2019
Hafnocene catalyst compounds and process for use thereof
EXXONMOBIL CHEMICAL PATENTS INC0 citations52
US12534582B2Jan 27, 2026
Linear low density polyethylene for film applications
EXXONMOBIL CHEMICAL PATENTS INC0 citations49
US9932423B2Apr 3, 2018
Hydrogenation of annulated cyclopentadienyl metal complexes and metallocene catalysts comprising such
EXXONMOBIL CHEMICAL PATENTS INC0 citations42
US10087268B2Oct 2, 2018
Catalysts for the formation of multimodal polymers
EXXONMOBIL CHEMICAL PATENTS INC0 citations39
UNIVATION TECH LLC
13 patentsUS7179876B2Feb 20, 2007
High tear films from hafnocene catalyzed polyethylenes
UNIVATION TECH LLC135 citations98
US6936675B2Aug 30, 2005
High tear films from hafnocene catalyzed polyethylenes
UNIVATION TECH LLC115 citations98
US6884748B2Apr 26, 2005
Process for producing fluorinated catalysts
UNIVATION TECH LLC76 citations98
US7172816B2Feb 6, 2007
High tear films from hafnocene catalyzed polyethylenes
UNIVATION TECH LLC58 citations95
US6642400B2Nov 4, 2003
Linked metallocene complexes, catalyst systems, and olefin polymerization processes using same
UNIVATION TECH LLC19 citations93
US9809667B2Nov 7, 2017
Producing polyolefin products
UNIVATION TECH LLC8 citations92
US7132382B2Nov 7, 2006
Polymerization process using a metallocene catalyst system
UNIVATION TECH LLC18 citations92
US6894131B2May 17, 2005
Polymerization process using a metallocene catalyst system
UNIVATION TECH LLC27 citations92
US6632901B2Oct 14, 2003
Polymerization process using an improved bulky ligand metallocene-type catalyst system
UNIVATION TECH LLC29 citations92
US10189923B2Jan 29, 2019
Producing polyolefin products
UNIVATION TECH LLC2 citations84
US7060765B2Jun 13, 2006
Low comonomer incorporating metallocene catalyst compounds
UNIVATION TECH LLC11 citations84
US6900154B2May 31, 2005
Methods of forming a supported activated catalyst composition
UNIVATION TECH LLC12 citations84
US6890876B2May 10, 2005
Processes for producing fluorided catalysts from nitrogenous metallocenes
UNIVATION TECH LLC11 citations74
EXXONMOBIL CHEM PATENTS INC
4 patentsUS9376559B2Jun 28, 2016
Reverse staged impact copolymers
EXXONMOBIL CHEM PATENTS INC64 citations96
US9068033B2Jun 30, 2015
Branched polyethylene with improved processing and high tear films made therefrom
EXXONMOBIL CHEM PATENTS INC30 citations93
US9266910B2Feb 23, 2016
Asymmetric polypropylene catalysts
EXXONMOBIL CHEM PATENTS INC19 citations84
US9266977B2Feb 23, 2016
Bridged metallocene compounds, catalyst systems and processes for polymerization therewith
EXXONMOBIL CHEM PATENTS INC8 citations84