| Document |
Document Title |
|
WO/2024/042405A1 |
The present disclosure provides compositions and methods for the synthesis of bio-based polymers (e.g., polyurethanes and polyesters) from secondary materials produced during a fermentation process. The disclosure also features intermedi...
|
|
WO/2023/247096A1 |
A method is provided for sealing an electrical cable joint or termination, which method comprises mixing a multicomponent PU resin composition, introducing the mixed PU resin composition into a housing comprising one or more electric cab...
|
|
WO/2023/235674A1 |
An exemplary embodiment provides a flooring panel, comprising a core layer comprising a thermoplastic polyurethane (TPU) having a shore D hardness in the range 50-100 and a glass transition temperature above room temperature. The TPU can...
|
|
WO/2023/183081A1 |
A method for synthesizing polyhydroxyurethane polymers by using cyclic carbonates, amines, and base catalysts. A method for synthesizing polyhydroxyurethane (PHU) and polyimine (PI) hybrid polymer (PHU-PI) by using a multivalent cyclic c...
|
|
WO/2023/180658A1 |
The invention relates to a method for preparing a polyurethane foam (I), comprising a) reacting, at a temperature ranging from 60 to 150°C, at least one poly oxamic acid (III) with at least one polyol (II) in the presence of a hypervale...
|
|
WO/2023/172682A1 |
The present invention discloses a one-step polyurethane (PU) depolymerization to recover isocyanates and regenerate both thermoplastic and thermoset PUs. The method uses a halide-containing boron compound to depolymerize PUs directly to ...
|
|
WO/2023/164654A1 |
Polyurethane waste blending using dynamic urethane exchange and twin-screw extrusion is described. The method may comprise introducing the polyurethane composition into a compounding device, heating the polyurethane composition to an eff...
|
|
WO/2023/161597A1 |
A two-part epoxy resin composition is provided comprising: a first resin part comprising a modified hydroxy alkyl urethane and an epoxy component; and a second resin part comprising an amine component; wherein the modified hydroxy alkyl ...
|
|
WO/2023/110996A1 |
The present invention relates to a non-isocyanate polyurethane (NIPU) obtained from a diamine and an isosorbide bis(alkylcarbonate). The present invention also relates to an adhesive binder obtained from reacting said NIPU described here...
|
|
WO/2023/104362A1 |
The present invention relates to a curable isocyanate-free formulation for preparing a polyurethane self-blowing foam comprising at least one multifunctional cyclic carbonate having at least two cyclic carbonate groups at the end of the ...
|
|
WO/2023/080049A1 |
The purpose of the present invention is to provide a method for producing a high-quality fluorine-containing polyurethane without using an isocyanate, and to provide a fluorine-containing biscarbamate compound using said method. This pro...
|
|
WO/2023/080052A1 |
The purpose of the present invention is to provide a method for efficiently producing a high-quality polyurethane. This polyurethane production method is characterized by including: a step for obtaining a carbonate compound by reacting a...
|
|
WO/2023/053716A1 |
A foamable resin composition for molding a polyhydroxyurethane resin foam body, the foamable resin composition including a foamable curing agent (A) including a reaction product (a2) of an amine compound (a1) and carbon dioxide and a cyc...
|
|
WO/2023/046903A1 |
A process for the manufacture of a non-isocyanate polyurethane (NIPU) composition by transesterification of a condensed tannin with a carbonate or a carbonate precursor followed by the reaction with a hardener selected from diamines, tri...
|
|
WO/2022/238341A1 |
The present invention relates to a self-healing composition comprising a commercial polyurethane thermoplastic polymer whose properties are modified, by exchange reactions with a second polyurethane thermoplastic polymer different from t...
|
|
WO/2022/180235A1 |
A medical device comprising one or more polyhydroxyurethane (PHU) and a method of manufacturing thereof.Use of the medical device to load and release or graft bioactive molecules, particularly antimicrobial,anti-thrombotic and anticalcif...
|
|
WO/2022/175693A1 |
A process for preparing a polyurea by dehydrogenative coupling of an amine compound amine compound containing at least two non-tertiary amino groups and methanol, comprising reacting the amine compound and methanol in the presence of a m...
|
|
WO/2022/158606A1 |
This polycarbonate polyol has an ester bond and an urethane bond, and has an acid value of 0.01-5.0 mgKOH/g. The present invention also pertains to a production method for said polycarbonate polyol, using a transesterification catalyst, ...
|
|
WO/2022/146319A1 |
This invention is a method for synthesising polyurethane foam compositions convenient for use in areas wherein rigidity and lightness are required together in automotive sector and comprises process steps of conduct of polyol dosage adju...
|
|
WO/2022/128822A1 |
The present invention relates to a curable isocyanate-free formulation for preparing a polyurethane self-blowing foam comprising at least one multifunctional cyclic carbonate having at least two cyclic carbonate groups at the end of the ...
|
|
WO/2022/093115A1 |
There is provided a polymer or derivative thereof comprising a plurality of active amine groups in the backbone, wherein the polymer is a reaction product of a reaction between one or more bis-carbonates and one or more amine compounds h...
|
|
WO/2021/252047A1 |
Compositions and methods for semicrystalline poly(aryl ether ketone) copolymers incorporating 2-benzimidazolinone and hydroquinone as comonomer units with 4,4'-dihalobenzophenone, and compositions and methods for semicrystalline poly(ary...
|
|
WO/2021/233976A1 |
The synthesis of omega-hydroxyalkyl-urethanes, and of alfa-omega-diurethanes is reported which includes the reaction of diols with urea in presence of catalysts based on Ce at temperatures between 125 and 170°C over 4-8 h reaction time....
|
|
WO/2021/230151A1 |
The purpose of the present invention is to provide a method for efficiently manufacturing high-quality polyurethane. This method for manufacturing polyurethane is characterized by including: a step in which a specific fluorocarbonate com...
|
|
WO/2021/200812A1 |
Provided is a resin composition which is for an adhesive, has favorable adhesiveness to glass, is useful as a component of an adhesive having a favorable appearance after adhesion, and contains a polyhydroxyurethane resin. This polyhydro...
|
|
WO/2021/141594A1 |
A graft polyurethane copolymer dispersion can include dispersed polyurethane particles including a graft polyurethane copolymer. The graft polyurethane copolymer in this example includes a polyurethane backbone, a graft side-chain polyme...
|
|
WO/2021/105034A1 |
The invention relates to a non-intumescent, waterborne fire-retardant coating composition comprising: (a) at least one binder resin having reactive functional groups comprising both hydroxyl and carboxylic groups, wherein the binder resi...
|
|
WO/2021/100453A1 |
Provided is a gas barrier film which, while being an eco-friendly material in which biomass is used, is not prone to impaired water resistance. A gas barrier film made of a composite resin. The composite resin contains: a polyhydroxyur...
|
|
WO/2021/075383A1 |
A photochromic hydroxyurethane compound according to the present invention is characterized by having a hydroxyurethane constituent unit represented by formula (1) on condition of having at least one photochromic site, which is a photoch...
|
|
WO/2021/049472A1 |
Provided is a compound that has a high sensitivity and is highly soluble in a solvent. The compound is represented by general formula (X-1). [Chemical formula 1] (In formula (X-1), each R0 is independently a hydrogen atom, a dissociable ...
|
|
WO/2021/032513A1 |
The present invention relates to a process, by means of which polyurethanes, which have been formed from polyether polyols and aromatic isocyanates, can be decomposed to polyether polyols and aromatic amines.
|
|
WO/2021/004993A1 |
The present invention relates to a curable isocyanate-free formulation for preparing a polyurethane self-blowing foam comprising at least one multifunctional cyclic carbonate having at least two cyclic carbonate groups at the end of the ...
|
|
WO/2020/215424A1 |
The present invention relates to polycarbonate, a preparation method therefor and an application thereof. The method comprises preparing a ureidopyrimidinone type diisocyanate from a first compound and a second compound; and reacting a t...
|
|
WO/2019/199481A9 |
A method for manufacturing a three-dimensional object includes steps of: a) providing a digital description of the object as a set of voxels; b) sequentially creating an actual set of voxels corresponding to the digital set of voxels; wh...
|
|
WO/2020/209740A1 |
The present invention relates to non-isocyanate polyurethane thermoreversible hydrogel comprising poloxamers, aliphatic di-urethanes, aliphatic di-esters and polyethylene glycol and to a method for their preparation.
|
|
WO/2020/161281A1 |
Provided is a process for the preparation of a cross-linked polymer comprising urethane groups and silicon atoms, wherein a) a compound A) with a five-membered cyclic monothiocarbonate group and a compound B) with an amino group, selecte...
|
|
WO/2020/161355A1 |
A process for preparing a for preparing a prepolymer comprising a urethane group and a curable silicon-functional group and a prepolymer of formula (IV), wherein the variables are defined as in the claims, are provided. The prepolymer ma...
|
|
WO/2020/154471A1 |
A lactam-functionalized polymer is disclosed. The dihydroxy lactam based polymer includes polyesters, polycarbonates, polyethers, poly (ester ethers), poly (ester amides), polyimides, polyamides, poly acrylates and poly (ester imides), a...
|
|
WO/2020/148190A1 |
The present invention relates to prepolymers of formula (I), a process for the production of the prepolymers, photocurable compositions, comprising the prepolymers of formula (I) and their use in a photopolymerization 3D printing process...
|
|
WO/2020/146280A1 |
Provided herein are methods of forming solid-state ionically conductive composite materials that include particles of an inorganic phase in a matrix of an organic phase. The organic phase includes a cross-linked polyurethane network. The...
|
|
WO/2020/141046A1 |
The present application is directed to a method for producing non-isocyanate polyurethanes. More particularly, the application is directed to method for producing non-isocyanate polyurethanes by using a single catalyst component selected...
|
|
WO/2020/124120A1 |
Provided are oriented biodegradable thermoplastic polyurethane films. The films may be prepared by extruding and drawing biodegradable polyurethane films. The polyurethanes may be prepared from biodegradable polyols and/or biodegradable ...
|
|
WO/2020/127380A1 |
Described herein is a dental composition containing a polymerizable compound having at least one optionally derivatized β-hydroxy urethane unit. The polymerizable compound having at least one optionally derivatized β-hydroxy urethane u...
|
|
WO/2020/126544A1 |
The present application is directed to a method for preparing a cyclic carbonate functional polyester, said method comprising the stages of (A) reacting glycerine carbonate with an anhydride to form an Adduct (A), (B) reacting said Adduc...
|
|
WO/2020/109053A1 |
Process for the preparation of coatings or sealed materials, wherein a coating composition or a sealant is used comprising a first component which comprises a compound A) with at least one five-membered cyclic monothiocarbonate group and...
|
|
WO/2020/094685A1 |
The invention relates to a method for producing an alkoxysilane polymer via a carbamate, thiocarbonate or carbonate-terminated prepolymer (IIIa) or (IIIb), wherein the production of the carbamate, thiocarbonate or carbonate-terminated pr...
|
|
WO/2020/070018A1 |
The present invention relates to a hybrid polyurethane-polyhydroxyurethane (PU-PHU) composition obtained by a process comprising the following steps: (i) Reacting at least one isocyanate containing compound, in stoichiometric excess, wit...
|
|
WO/2020/043517A1 |
Polymer obtainable by reacting a compound A) comprising at least one five-membered cyclic monothiocarbonate group and at least one polymerizable, ethylenically unsaturated group, a compound B) comprising at least one amino group, selecte...
|
|
WO/2020/007634A1 |
The invention relates to an adhesive method, wherein two substrates are adhesively bonded to one another by applying a curable, yet uncured two-component adhesive to the surface of at least one of the substrates, which contains in a firs...
|
|
WO/2020/006188A1 |
The present invention is directed to a phosphated epoxy resin comprising at least one terminal group comprising a phosphorous atom covalently bonded to the resin by a carbon-phosphorous bond or by a phosphoester linkage; and at least one...
|
