P

Inventor

ADKINS RICK L

US67 patents
⚠️ This page may combine multiple inventors who share the name “ADKINS RICK L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER AG

18 patents
US5874623AFeb 23, 1999

Process for the production of polyether aminoalcohols

BAYER AG28 citations93
US5672761ASep 30, 1997

Method for reducing the viscosity of high viscosity polyether polyols

BAYER AG20 citations93
US5648445AJul 15, 1997

Liquid 1,3-phenylene diisocyanate, 1,1'-biphenyl diisocyanate and 1,1'-oxy-bis-(isocyanato-benzene)

BAYER AG6 citations74
US5525683AJun 11, 1996

Ether-linked amine-terminated polyesters and a process for their production

BAYER AG14 citations74
US5510535AApr 23, 1996

Ether-linked amine-terminated polyethers and a process for their production

BAYER AG8 citations74
US5510445AApr 23, 1996

Process for castable polyurea elastomers

BAYER AG17 citations74
US6548564B1Apr 15, 2003

Polyether polyols with increased functionality

BAYER AG8 citations73
US6004482ADec 21, 1999

Stable aromatic amine composition, and a process for preparing color stable aromatic amines

BAYER AG7 citations72
US5914409AJun 22, 1999

Tolyltriazole process

BAYER AG7 citations66
US6528609B1Mar 4, 2003

Allophanates of polymeric MDI

BAYER AG4 citations63
US6031137AFeb 29, 2000

Stable aromatic amine composition, a process for preparing color stable aromatic amines, and the production of light colored aromatic amine-based polyether polyols

BAYER AG2 citations63
US5739397AApr 14, 1998

Process for the production of secondary amines and the amines produced by the process

BAYER AG2 citations63
US6599952B2Jul 29, 2003

Polyether polyols with increased functionality

BAYER AG3 citations62
US6127463AOct 3, 2000

Polymeric MDI color reduction

BAYER AG6 citations62
US6022937AFeb 8, 2000

Polyether polyols based on triazole group containing compounds and a process for their production

BAYER AG5 citations62
US5872292AFeb 16, 1999

Stable aromatic amine composition, a process for preparing color stable aromatic amines, and the production of light colored aromatic amine-based polyether polyols

BAYER AG2 citations61
US5693864ADec 2, 1997

Process for the production of secondary amine terminated polyethers

BAYER AG4 citations60
US6166128ADec 26, 2000

Color reduction of polymethylene poly (phenylisocyanates)

BAYER AG5 citations57

COVESTRO LLC

14 patents
US10544158B1Jan 28, 2020

Process for producing polycyclic polyether polyols

COVESTRO LLC9 citations82
US10851239B2Dec 1, 2020

Ethylenically unsaturated macromers produced from a residue of isocyanate manufacturing, related preformed stabilizers, polymer polyols, foam-forming compositions and foams

COVESTRO LLC3 citations73
US10767008B2Sep 8, 2020

Polymer polyols comprising amine based polyether polyols and a process for preparing these polymer polyols

COVESTRO LLC2 citations73
US10040903B2Aug 7, 2018

Polymer polyol quality

COVESTRO LLC3 citations72
US11161931B2Nov 2, 2021

Polyol blends and their use in producing PUR-PIR foam-forming compositions

COVESTRO LLC3 citations71
US10479862B2Nov 19, 2019

Amine based polymer polyol stabilizers

COVESTRO LLC4 citations71
US11866543B2Jan 9, 2024

Glycidyl (meth)acrylate polymer polyol stabilizers

COVESTRO LLC1 citations63
US11286343B2Mar 29, 2022

Polymer polyols comprising amine based polyether polyols and a process for preparing these polymer polyols

COVESTRO LLC0 citations63
US10781310B2Sep 22, 2020

Polymer polyol stabilizers

COVESTRO LLC1 citations63
US11414544B2Aug 16, 2022

Ethylenically unsaturated macromers produced from a residue of isocyanate manufacturing, related preformed stabilizers, polymer polyols, foam-forming compositions and foams

COVESTRO LLC1 citations62
US11312811B2Apr 26, 2022

Flexible foam using polymer polyols produced via DMC catalyzed polyols

COVESTRO LLC1 citations61
US11149145B2Oct 19, 2021

Dithiocarbonate containing polyols as polymer polyol stabilizers

COVESTRO LLC0 citations60
US10526484B2Jan 7, 2020

Dithiocarbonate containing polyols as polymer polyol stabilizers

COVESTRO LLC1 citations60
US11566145B2Jan 31, 2023

Polyurethane coating compositions and their use as gel coats

COVESTRO LLC0 citations59

BAYER MATERIALSCIENCE LLC

11 patents
US7179882B2Feb 20, 2007

Low viscosity polymer polyols

BAYER MATERIALSCIENCE LLC76 citations95
US7776969B2Aug 17, 2010

Allophanate-modified stabilizers and the polymer polyols prepared from these stabilizers

BAYER MATERIALSCIENCE LLC26 citations93
US7160975B2Jan 9, 2007

Methacrylates as stabilizers for polymer polyols

BAYER MATERIALSCIENCE LLC26 citations92
US7456229B2Nov 25, 2008

Process for the production of rigid and semi-rigid foams with low amounts of diisocyanate using polymer polyols characterized by high solids and a high hydroxyl number and the resultant foams

BAYER MATERIALSCIENCE LLC22 citations91
US9505881B1Nov 29, 2016

Polymer polyol compositions, a process for preparing these novel polymer polyol compositions, flexible foams prepared from these novel polymer polyols and a process for the preparation of these flexible foams

BAYER MATERIALSCIENCE LLC19 citations84
US8383733B2Feb 26, 2013

Low-viscosity polymer polyols characterized by a high hydroxyl number

BAYER MATERIALSCIENCE LLC8 citations82
US7423112B2Sep 9, 2008

Polyether polyols containing pendant amine groups and a process for their preparation

BAYER MATERIALSCIENCE LLC8 citations74
US8987396B2Mar 24, 2015

Active polymer polyols and a process for their production

BAYER MATERIALSCIENCE LLC4 citations73
US6838542B1Jan 4, 2005

Stable liquid biuret modified and biuret allophanate modified diphenylmethane diisocyanates, prepolymers thereof, and processes for their preparation

BAYER MATERIALSCIENCE LLC9 citations70
US7666971B2Feb 23, 2010

Amide/urea-modified liquid diphenylmethane diisocyanates

BAYER MATERIALSCIENCE LLC3 citations63
US9163099B2Oct 20, 2015

Polybutadiene modified polymer polyols, foams prepared from polybutadiene modified polymer polyols, and processes for the production thereof

BAYER MATERIALSCIENCE LLC3 citations60

MILES INC

3 patents

ADKINS RICK L

2 patents

ENGLAND JIONG

1 patent

BAYER POLYMERS LLC

1 patent

Showing the top 50 of 67 patents by PatentIndex Score.