73 patents
Page 2 of 4
Utility
Method for the reduction of aldehyde emission in polyurethane foam
10 Jan 23
The invention is related to a method for reducing the emission of acetaldehyde and/or propionaldehyde from a polyurethane or polyurea foam, by using a reaction mixture comprising at least one isocyanate reactive component selected from the group consisting of a polyether polyol, a polyester polyol, a polyether polyamine and a polyester polyamine; an isocyanate component; and cyanoacetamide.
Ingrid Welvaet, Geert Lodewijk Dries, Joris Karel Peter Bosman
Filed: 6 Feb 17
Utility
Isocyanate trimerization catalyst for making polyisocyanurate comprising foams
10 Jan 23
A trimerization catalyst composition suitable for making a polyisocyanurate comprising (insulation) foam, said composition comprising at least a trimerization catalyst compound selected from one or more organic salts from alkoxides wherein said organic salt is selected from alkali metal, earth alkali metal, a transition metal such as Ti and/or quaternary ammonium organic salts.
Hugo Verbeke, Anja Anneke Vanhalle
Filed: 31 Mar 15
Utility
Catalysts for making oxazolidinone materials
20 Dec 22
A catalyst composition comprising at least a catalyst compound selected from multi metal cyanide compounds for the selective production of oxazolidinone compounds by reacting an isocyanate compound with an epoxide compound and oxazolidinone comprising materials obtained using said catalyst compound.
Hugo Verbeke, Elisabeth Els Mercier, Lies Bonami, Peter Karel Joris Bosman, Giacomo Giannini
Filed: 10 Oct 18
Utility
Blocked isocyanate composition
22 Nov 22
This invention generally provides blocked isocyanate compositions and more specially blocked isocyanate compositions useful in aminoplastic resins, phenoplastic resins or latex resins for composite wood products, wherein the blocked isocyanate composition is obtained by adding alkylene carbonate to a blocked isocyanate (A), wherein the blocked isocyanate (A) is obtained by reacting a secondary amine (a1) with a reaction product (a2) of a polyfunctional isocyanate and a monofunctional hydroxyl containing compound, wherein the monofunctional hydroxyl containing compound is a polyethylene oxide polymer with terminal hydroxyl group, polyoxyethylene-polyoxypropylene monols or a mixture thereof, wherein the portion of blocked isocyanate (A) by weight percentage of the blocked isocyanate composition is between 50 and 90, preferably between 60 and 80.
Graig Gordon Lovel, David McDaid, Travis Scott McCallum, Shan Li Sheng, Cheng-Dar Liu
Filed: 31 May 17
Utility
In-situ Formation of Low Density Thermoplastic Polyurethane Flexible Foams
17 Nov 22
A reactive mixture and method for making a thermoplastic polyurethane (TPU) flexible foam having a predominantly open-cell structure (open-cell content of ≥50% by volume calculated on the total volume of the foam and measured according to ASTM D6226-10) and an apparent density below 200 kg/m3.
Jan Vandenbroeck, Steve Andre Woutters, Rajesh Kumar Gajendran, Martino Dossi, Rene Alexander Klein, Mark Joseph Brennan
Filed: 9 Nov 20
Utility
a Process for Manufacturing an Upgraded Bio-oil from Black Liquor
10 Nov 22
This disclosure generally provides tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compounds and resin compositions made therefrom which have improved flammability, wherein the resin composition comprising: (a) a polyfunctional isocyanate; (b) an isocyanate reactive composition comprising (b1) a polyfunctional polyol composition and a catalyst composition; and optionally (b2) a polyfunctional amine; wherein the polyfunctional polyol composition comprises tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compound.
Zhenghe Zhang, Fan Xie, Hualiang Zhong, Yuefan Zhang
Filed: 2 Sep 20
Utility
Disperse azo dyes
25 Oct 22
Urs Lauk, Patric Nowack, Romeo Dreier
Filed: 15 May 18
Utility
Polyester Polyol Comprising an Imide Moiety and Methods of Manufacture Thereof
6 Oct 22
A method of forming an aromatic polyester polyol compound comprising an imide moiety, wherein the method comprises reacting: (i) a cyclic anhydride compound; (ii) a phthalic acid based compound; (iii) a primary amine compound; and (iv) an aliphatic diol compound.
Kai Xi, David J. Shieh, Lifeng Wu, Sachchida Singh
Filed: 5 Aug 20
Utility
a Process for Manufacturing an Upgraded Bio-oil from Black Liquor
15 Sep 22
The present invention relates to a process for manufacturing an upgraded bio-oil derived from black liquor, comprising the following steps: —Providing black liquor, which comes from the pulp and paper manufacturing industry; —Subjecting black liquor to a pyrolysis treatment with formation of a pyrolyzed black liquor gas and a solid mass, which comprises char and salts; —Catalytic conversion of said pyrolyzed black liquor gas by contacting at least part of the latter with a bi-metallic modified zeolite catalyst with formation of the upgraded bio-oil, which comprises benzene, toluene, xylene (BTX), naphthalene and non-BTX products.
Johan Martens, Sambu Radhakrishnan, Loes Verheyden, Arend Jan Zeeuw, Bart De Waele, Robert Henry Carr, Nathalie Meyer
Filed: 27 Aug 20
Utility
(Super)hydrophobic isocyanate based porous materials
6 Sep 22
Thomas Julien Joncheray, Jan Vandenbroeck, Gilles Jean Geumez
Filed: 12 Oct 16
Utility
Long term improvement of thermal insulation values in rigid polyisocyanurate/polyurethane comprising insulation foams
6 Sep 22
Polyisocyanurate (PIR) and/or polyurethane (PUR) comprising insulation foams having significantly improved long term insulation values are disclosed as well as a processing method to fabricate said improved insulation foams and use of the improved insulation foams for thermal insulation.
Thomas Julien Joncheray, Jan Vandenbroeck, Linda Carillo, Kristof Dedecker, Gilles Jean Geumez
Filed: 30 Apr 19
Utility
Method for the production of polyether polyols
6 Sep 22
The invention is related to a method for preparing polyether polyols, wherein the method comprises the steps of: a) providing a crude polyether polyols and a base catalyst; b) mixing the crude polyether polyols mixture with an acid thereby providing a neutralized polyether polyols mixture; c) removing water from the neutralized polyether polyols mixture, thereby providing a dehydrated neutralized polyether polyols mixture comprising polyether polyols and a suspension of the crystallized salts suspended in the polyether polyols; d) separating the polyether polyols from the crystallized salt by filtration resulting in a filtration cake comprising crystallized salts and remaining polyether polyols around the crystals; e) removing polyether polyols from the filter, leaving a filtration cake; f) redissolving the filtration cake obtaining a mixture of a salt solution and the remaining polyether polyols; and separating and removing the remaining polyether polyols from the salt solution.
Paul Anton Termorshuizen, Hector Cantero
Filed: 18 Jan 18
Utility
Three dimensional deposition method to create layers of polymeric material onto an object
6 Sep 22
Giacomo Giannini, Johan Van Dyck, Kevin Van Looy, Hugo Verbeke
Filed: 4 Jan 17
Utility
Polyurethane Foam Composition Comprising an Aromatic Polyester Polyol Compound and Products Made Therefrom
1 Sep 22
A polyurethane foam composition comprising: (a) an isocyanate compound; (b) one or more isocyanate reactive compounds at least one of the isocyanate reactive compounds comprises an aromatic polyester polyol compound comprising an imide moiety wherein the aromatic polyester polyol is the reaction product of: (i) a cyclic anhydride compound; (ii) a phthalic acid based compound, (iii) a primary amine compound, (iv) an aliphatic diol compound; (v) optionally, a high functionality, low molecular weight polyether polyol compound; (vi) optionally, a hydrophobic compound; and wherein the weight ratio of Component (i) to Component (ii) is from 1:24 to 24:1; and wherein the aromatic polyester polyol is liquid at 25° C. and comprises a hydroxy value ranging from about 30 to about 600; and (c) a blowing agent.
Kai Xi, David J. Shieh, Lifeng Wu, Sachchida Singh
Filed: 5 Aug 20
Utility
Colorant mixtures
9 Aug 22
Veronique Hall-Goulle, Luc Nueffer, Damien Schoehn, Olivier Brack, Willem Van Daal, Siro Dalle Nogare, Kurt Plattner
Filed: 1 Mar 18
Utility
a Curable Polyurethane Based Resin for Use In Additive Manufacturing
4 Aug 22
A liquid curable polyurethane based resin comprising a) polyurethane compounds which are functionalized with reactive ethylenically unsaturated moieties, b) at least one reactive diluent compound having at least one ethylenically unsaturated functional group and c) at least one photo-initiator for making polymerized/cured polyurethane based materials having elongation at break values of >100%, preferably >125%, most preferably >150% and a tensile strength of >5 MPa, more preferably >7 MPa, most preferably >10 MPa (both measured according to DIN 53504 S2).
Hugo Verbeke, David Briers, Bram Vanroy, Sandra Meynen
Filed: 11 Jun 20
Utility
Process for Making a Flexible Polyurethane Foam Having a Hardness Gradient
21 Jul 22
A molded flexible polyurethane foam having a hardness gradient going from soft to hard from the top to the bottom of the foam.
Mark Joseph Brennan, Chingchung Vincent Huang, Zhicheng George Tian, Alain Germain Marc Veys, Mario Unverdorben
Filed: 19 Jun 20
Utility
Method of designing and manufacturing a distributor bar for applying a viscous foamable liquid mixture onto a laminator
19 Jul 22
Method of designing and manufacturing a distributor bar for use in a production line comprising a mixing head for providing a viscous foamable liquid mixture, a laminator with a predefined speed of at least 20 m/min, the distributor bar having a central inlet fluidly connected to a number of outlets via a main channel.
Mark Joseph Brennan
Filed: 6 May 19
Utility
Composition Comprising Silylated Polymer
14 Jul 22
The present invention relates to a liquid composition comprising at least one silylated polymer and at least one tin-free polyhedral oligomeric titanium silsesquioxane in liquid form.
Christopher Phanopoulos, Ya-Mi Chuang, Giulio Martini
Filed: 26 May 20
Utility
Process for manufacturing a fiber reinforced composite article, the composite article obtained and the use thereof
10 May 22
A process for the preparation of a fiber reinforced composite article that facilitates manufacturing of composite articles with reduced cycle times, said composite articles exhibiting high fibre content, low void content and excellent visual and mechanical properties, and capable of use for the construction of mass transportation vehicles, in particular, in the automotive and aerospace industries.
Duncan Howland, Stephan Costantino, Klaus Ritter, Guillaume Dirrig
Filed: 4 Feb 16