Bio-based polymers with performance-advantaged properties

RM Cywar, NA Rorrer, CB Hoyt, GT Beckham… - Nature Reviews …, 2022 - nature.com
Bio-based compounds with unique chemical functionality can be obtained through selective
transformations of plant and other non-fossil, biogenic feedstocks for the development of …

From vegetable oils to polyurethanes: synthetic routes to polyols and main industrial products

M Desroches, M Escouvois, R Auvergne, S Caillol… - Polymer …, 2012 - Taylor & Francis
Most of biobased polyols for polyurethanes are synthesized from vegetable oils. In the first
part, the present review goes into details of these different synthetic routes to obtain polyols …

Advanced methods for hydroxylation of vegetable oils, unsaturated fatty acids and their alkyl esters

M Musik, M Bartkowiak, E Milchert - Coatings, 2021 - mdpi.com
Vegetable oils and their derivatives have great potential as renewable and sustainable raw
materials for the production of polyurethanes and bio-based polyols. For industry an …

Seed oil based polyester polyols for coatings

J Argyropoulos, P Popa, G Spilman… - Journal of Coatings …, 2009 - Springer
The hydroformylation of seed oil based fatty acid methyl esters leads to aldehyde
intermediates that can be hydrogenated to give novel seed oil based monomers. In this …

Viscoelastic polyurethane foams comprising amidated or transesterified oligomeric natural oil polyols

TW Abraham, DG Dai, R De Genova… - US Patent App. 12 …, 2010 - Google Patents
2009-07-23 Assigned to CARGILL, INCORPORATED reassignment CARGILL,
INCORPORATED ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR …

Process for the preparation of polyether-ester polyols

K Lorenz, R Albers, F Otto, U Leyrer… - US Patent …, 2016 - Google Patents
Polyols based on regenerable raw materials, such as fatty acid triglycerides, Sugar, Sorbitol,
glycerol and dimer fatty alcohols, are already used in diverse ways including as a raw …

Filled polyurethane composites and methods of making same

RM Herrington, K Jian - US Patent 8,846,776, 2014 - Google Patents
2,833,730 A 5/1958 Barthel, Jr. and comprising from about 1% to about 25% by weight of the
RE24, 514 E 8, 1958 Hoppe et al. total polyol content used to form the polyurethane, and a …

Prepolymers made from natural oil based polyols

B Radhakrishnan, WA Koonce, LA Grier… - US Patent App. 12 …, 2011 - Google Patents
In one embodiment of the invention a prepolymer and products made from the preopolymer
is provided. The prepolymer includes the reaction product of at least one iso cyanate and at …

Polyurethanes derived from highly reactive reactants and coal ash

RM Herrington, K Jian, RL Hill - US Patent 9,481,759, 2016 - Google Patents
Composite materials and methods for their preparation are described herein. The composite
materials include a polyurethane made from the reaction of at least one isocyanate and at …

Methods for producing polyols using crude glycerin

Y Li, Y Zhou - US Patent 8,022,257, 2011 - Google Patents
US8022257B2 - Methods for producing polyols using crude glycerin - Google Patents
US8022257B2 - Methods for producing polyols using crude glycerin - Google Patents Methods …