73 patents
Page 3 of 4
Utility
Polyisocyanate Trimerization Catalyst Composition
5 May 22
Christian Esbelin, Hugo Verbeke, Hans Godelieve Guido Verbeke
Filed: 18 Jan 22
Utility
Polyether Polyol
5 May 22
The present invention relates to a process for providing a homogeneous polyether polyol composition comprising the following steps: Providing a crude polyether polyol mixture comprising polyether polyol and a Group IA or Group IIA metal ion; Neutralisation of said crude polyether polyol mixture by adding a strong acid to said mixture, resulting in a neutralised polyether polyol composition, which comprises said polyether polyol along with a salt of said Group IA or Group IIA metal ion and said strong acid; Providing said homogeneous polyether polyol composition. characterised in that said strong acid is a pentavalent organic phosphorus compound, and in that said salt is a phosphorus-containing compound based organic salt, which is soluble in said polyether polyol composition.
Lies Bonami, Joris Karel Peter Bosman, Els Elisabeth Mercier
Filed: 3 Mar 20
Utility
Epoxy Resin Composition
5 May 22
Christian Beisele, Werner Hollstein, Andreas Riegger
Filed: 21 Dec 21
Utility
Polyisocyanurate comprising foams with long cream time and snap-cure behaviour
5 Apr 22
A reaction mixture and a process for making a polyisocyanurate comprising rigid foam having a density in the range 50-500 kg/m3 is disclosed, said process having a cream time >35 seconds and a snap cure behaviour.
Thomas Julien Joncheray, Jacopo Bernardini, Gilles Jean Geumez, Jan Vandenbroeck
Filed: 5 Oct 18
Utility
Polyurethane foams having improved mechanical performance
5 Apr 22
Raf Elen, Luc Van Essche
Filed: 22 Aug 17
Utility
Methods of making ion-conductive polymer films for electrochromic devices
29 Mar 22
Methods and materials to fabricate electrochromic including electrochemical devices are disclosed.
Anoop Agrawal, Lori L. Adams, John P. Cronin, Zarif Farhana Mohd Aris, Lan Cao
Filed: 15 Jul 19
Utility
Reaction Mixture Suitable for Manufacturing of Foam with Reduced Aldehyde Emission
17 Mar 22
Disclosed is a reaction mixture for the manufacturing of a polyurethane foam, which mixture can be obtained by reacting a polyfunctional isocyanate with an isocyanate-reactive compound, in the presence of a scavenger and at least one catalyst; and curing such reaction mixture enables providing a foam with reduced aldehyde emissions particularly useful in means of transport, such as interior part of cars.
Bao Luan, Zuxia Rong, Yuefan Zhang, Lies Bonami, Joris Bosman
Filed: 21 Dec 18
Utility
Hydrocarbon blown polyurethane foam formulation giving desirable thermal insulation properties
15 Feb 22
Polyurethane/polyisocyanurate foam insulation described herein is derived from a composition that contains an organic polyisocyanate, an isocyanate reactive material containing at least about 20% by weight, based on the total weight of the composition, of an aromatic polyester polyol, a hydrocarbon blowing agent, a first catalyst selected from the group consisting of a carboxylate salt of an alkali metal, a carboxylate salt of an alkaline earth metal, a carboxylate salt of a quaternary ammonium, and combinations thereof, and a second catalyst comprising a non-reactive tertiary amine, wherein a molar ratio of the first catalyst to the second catalyst is less than about 1.25, the composition gels quickly, and the composition has an isocyanate index greater than about 175.
Sachchida N. Singh, Kristof Dedecker, Sheila Dubs, Paul Coleman
Filed: 21 Aug 19
Utility
Cross-Linkable Thermoplastic Powder for Powder Based Additive Manufacturing
10 Feb 22
A cross-linkable powder for use in a selective laser sintering (SLS) process for additive manufacturing is disclosed as well as a novel manufacturing process to form a 3D object using said cross-linkable powder.
Hugo Verbeke, Bram Vanroy, David Briers
Filed: 19 Dec 19
Utility
Hybrid Polyurethane-Polyhydroxyurethane Composition
23 Dec 21
Ya-Mi Chuang, Giulio Martini, Christopher Phanopoulos
Filed: 27 Sep 19
Utility
Benzoxazine Based Polyurethane Resin Composition
16 Dec 21
This disclosure generally provides compositions with improved flammability resistance and processes for preparing these compositions, wherein the resin composition comprising: (a) a polyfunctional isocyanate; (b) an isocyanate reactive composition comprising (b1) a polyfunctional polyol and a catalyst composition; and/or (b2) a polyfunctional amine; and (c) a benzoxazine component solved in the resin composition.
Yuefan Zhang, Fan Xie
Filed: 9 Nov 18
Utility
Method for producing expanded thermoplastic polymers
30 Nov 21
An improved process for fabricating expanded thermoplastic polymers (eTP) starting from non-expanded TP is disclosed whereby said process has improved thermal control, uses preferably environmentally friendly foaming gasses, avoids anisotropy and sticking of the eTP during the processing and minimises the duration of the charging step.
Alexander Rene Klein, Jan Vandenbroeck, Maria Richard Koen Kemel, Joseph Mark Brennan
Filed: 14 Nov 17
Utility
Fertilizer coating method
23 Nov 21
Disclosed is a method of coating fertilizer particles with a coating, the method comprising providing fertilizer particles in a coating unit, one or more steps of applying a coating layer by applying one or more coating components to the fertilizer particles in the coating unit, and at least, partially curing or hardening the coating layer, wherein said curing or hardening involves a chemical reaction of said one or more coating components, discharging the coated fertilizer particles from the coating unit, optionally after a final cure or hardening step, wherein the coating unit comprises a stationary frame and at least two movable elements.
Joseph Anthony Saiia, James Taylor Pursell, Jr., Stephen Mark Brooks, Leon Roberson, II, Spencer Daniel Sanders, Allen Zorn Sanders, Murray Paul Hasinoff, Daniel Paul Heberer, Justin McLean Fogarty, Kristopher Michael Modrzynski
Filed: 4 Jun 19
Utility
Polyurethane Insulation Foam Composition Comprising a Stabilizing Compound
4 Nov 21
A polyurethane insulation foam composition is disclosed herein.
Yangjun CAI, Lifeng WU, Sachchida SINGH, Yun-Shan LIU
Filed: 21 Aug 19
Utility
Oxazolidinedione-terminated Prepolymer
4 Nov 21
The present invention relates to a compound obtained by a process comprising the following steps: (i) Reacting at least one isocyanate containing compound, in stoichiometric excess, with a first isocyanate-reactive compound having a number average molecular weight lower than 400, resulting in the formation of at least one prepolymer, (ii) Reacting said prepolymer, in stoichiometric excess, with a second isocyanate-reactive compound having a number average molecular weight equal to or higher than 400, resulting in the formation of a modified prepolymer, (iii) Reacting said modified prepolymer with a hydroxyl-ester compound or a hydroxyl-acid compound with the formation of hydroxyl-ester terminated prepolymer or hydroxyl-acid terminated prepolymer, and Ring-closing said hydroxyl-ester terminated prepolymer or hydroxyl-acid terminated prepolymer; (iv) Formation of said compound made of oxazolidinedione-terminated prepolymer and oxazolidinedione-terminated monomer, which is soluble in said oxazolidinedione-terminated prepolymer.
Ya-Mi Chuang, Giulio Martini, Christopher Phanopoulos
Filed: 5 Sep 19
Utility
Process for binding lignocellulosic materials using polyisocyanate compositions
26 Oct 21
A process for binding lignocellulosic material comprising the steps of a) bringing lignocellulosic material into contact with a methylene bridged polyphenyl polyisocyanate composition and b) subsequently allowing said material to bind wherein said polyisocyanate composition has a surface tension below or equal to 46 mN/m.
Griet Pans, Daniele Pratelli, Christopher Phanopoulos
Filed: 14 Aug 18
Utility
Oxazolidinedione-terminated Prepolymer
21 Oct 21
The present invention relates to a compound obtained by a process comprising the following steps: (i) Reacting at least one isocyanate containing compound, in stoichiometric excess, with at least one isocyanate-reactive compound having a number average molecular weight equal to or higher than 400, resulting in the formation of at least one prepolymer having soft blocks and hard blocks in its structure, which prepolymer contains unreacted isocyanate monomer, (ii) Reacting said at least one prepolymer with a hydroxyl-ester compound or a hydroxyl-acid compound with the formation of hydroxyl-ester terminated prepolymer or hydroxyl-acid terminated prepolymer, and Ring-closing said hydroxyl-ester terminated prepolymer or hydroxyl-acid terminated prepolymer; (iii) Formation of said compound made of oxazolidinedione-terminated prepolymer and oxazolidinedione-terminated monomer, which is soluble in said oxazolidinedione-terminated prepolymer.
Ya-Mi Chuang, Giulio Marini, Christopher Phanopoulos
Filed: 5 Sep 19
Utility
Functionalized Polyacrylate Polymer Compositions
23 Sep 21
Functionalized polyacrylate polymer compositions for treating clay or clay bearing aggregates compositions are disclosed.
Antonius Wibowo, Ben Wambacq, Xiaohua Fang, Haibo Zhao
Filed: 27 Oct 17
Utility
Polyurethane Foams Having Improved Mechanical Performance
9 Sep 21
Raf Elen, Luc Van Essche
Filed: 22 Aug 17
Utility
Polymeric ion-conductive electrolyte sheet
10 Aug 21
Methods and materials to fabricate electrochromic including electrochemical devices are disclosed.
Anoop Agrawal, Lori L. Adams, John P. Cronin, Lan Cao, Zarif Farhana Mohd Aris
Filed: 15 Jul 19