Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 301 - 350 out of 20,639

Document Document Title
WO/2013/012833A3
An improved method for recovering a purified polyether polyol comprising the steps of providing an aqueous solution of a polyether polyol containing an alkali metal catalyst residual formed from a transesterification process, contacting ...  
WO/2013/010987A1
The invention relates to a method for activating double metal cyanide (DMC)-catalysts with heterocumulenes, for the production of polyether carbonate polyols by catalytically copolymerising carbon dioxide (CO2) with alkylene oxides in th...  
WO/2013/011014A1
The invention relates to a method for activating double metal cyanide (DMC) catalysts and to a method for producing polyether carbonate polyols from one or more H-functional starter compounds, one or more alkylene oxides, and carbon diox...  
WO/2013/010788A3
The invention relates to the acceleration of the hardening of compositions of epoxy compounds and amino or anhydrid hardeners by adding highly-branched polyetheramines. Said highly branched polyetheramines can comprise terminal hydroxy g...  
WO/2013/010986A1
The present invention relates to a process for the production of polyether carbonate polyols from one or more H-functional starter substances, one or more alkylene oxides and carbon dioxide in the presence of at least one double metal cy...  
WO/2013/010971A1
The invention relates to a process for a continuous production of polyetherols comprising the steps of reacting of an alcohol (3) with a starter (5) or an alkoxylated precursor to give a mixture comprising an alcoholate and water, removi...  
WO/2013/006287A1
A method for preventing pressure build-up across a catalyst separation in a polyether polyol reactor comprising the steps of feeding reactants that comprise a monomer or co-monomers to be polymerized to form the polyether polyol into a c...  
WO/2013/004694A1
The present invention is directed to the synthesis of polyols in a continuous process which comprises the continuous generation of oligomeric polyoxyalkylene polyether polyol by acid catalysis.  
WO/2013/002962A3
A poly(arylene ether) poly(hydroxy ether) block copolymer includes at least one poly(hydroxy ether) block and at least one poly(arylene ether) block, and the mole ratio of poly(hydroxy ether) blocks to poly(arylene ether) blocks is 0.95 ...  
WO/2013/002274A1
Provided are an aromatic sulfonic acid derivative and a sulfonic acid group-containing polymer, each of which has excellent proton conductivity even under low humidification conditions, while having excellent mechanical strength and chem...  
WO/2013/001763A1
Provided is a method for producing a polyphenylene ether ether ketone by subjecting a cyclic polyphenylene ether ether ketone composition, which contains 60 wt.% or more of a cyclic polyphenylene ether ether ketone and which has a meltin...  
WO/2013/000915A1
The invention relates to a process for preparing polyether polyols having equivalent molar masses of 8000 to 20 000 g/mol from one or more H-functional starter compounds, one or more alkylene oxides in the presence of a double metal cyan...  
WO/2012/176861A1
The purpose of the invention is to provide a medical supply wherein a compound that is capable of interfering with the blood coagulation reaction, both during the step of primary hemostasis in which platelets participate and the step of ...  
WO/2012/175534A1
The invention relates to (per)fluoropolyether block copolymers comprising: A) a fluoropolyoxyalkylene segment (chain Ra) comprising one or more units of formula (CHXCF2CF2O)- in which X is hydrogen or fluorine; B) a (per)fluoropolyoxyalk...  
WO/2012/175330A3
The present invention relates to the cosmetic use of a flocculant polymer chosen from: (i) flocculant polymers comprising as side chain non-quaternized pyridine groups directly or indirectly linked to the main chain; (ii) flocculant poly...  
WO/2012/177415A1
A polyalkylene glycol comprising: a random copolymer comprising units derived from EO and units derived from PO initiated with polytetrahydrofuran; wherein the polyalkylene glycol has a pour point of less than or equal to -30°C as measu...  
WO/2012/175330A2
The present invention relates to the cosmetic use of a flocculant polymer chosen from: (i) flocculant polymers comprising as side chain non-quaternized pyridine groups directly or indirectly linked to the main chain; (ii) flocculant poly...  
WO/2012/173628A1
Copolymers, such as block copolymers, having at least one block that is a random copolymer of ε-caprolactone and a-carboxy-s-caprolactone are disclosed. Also described are methods of using such copolymers, such as, for example, in medic...  
WO/2012/173736A1
Provided are new dendrimers and processes for making them. The dendrimers are derived from a nitroalkyloxirane compound of formula (III): wherein R1, R2, and R3 are as described herein.  
WO/2012/171429A1
Disclosed are a polyethylene glycol-interferon conjugate, a preparation method thereof, and a pharmaceutical composition containing a therapeutically effective amount of the interferon conjugate and use thereof in the preparation of anti...  
WO/2012/173088A1
The invention provides a fluorine-containing curable resin capable of imparting excellent anti-fouling performance to a cured film surface and capable of realizing excellent anti-fouling performance, even when cured under an air atmosphe...  
WO/2012/168392A1
A newly designed chain-extended UPy (CEUPy) hydrogelator is disclosed that is obtained by adding a nitrogen containing heterocyclic organic compound that is substituted with at least one ureido-group to a poly(alkylene glycol), wherein t...  
WO/2012/167593A1
The present invention relates to the field of material, and in particular, to the preparation of a disordered porous silicon dioxide material and use of peregal in the preparation thereof. The peregal has a structural formula of RO-(CH2C...  
WO/2012/169120A1
Multiple resin molded objects comprising cured bodies made of a photo-curable resin material are formed on at least one surface of a substrate by a step and repeat method which repeats the processes of pressing a molding die against the ...  
WO/2012/166691A1
The present invention relates to a composition comprising an amphoteric polymer having pendant acid groups, or salts thereof, and pendant mono- or dialkylamino ethylene oxide groups or alkylammonium ethylene oxide groups characterized by...  
WO/2012/165198A1
The present invention pertains to a production method for polyalkylene oxide particles, comprising a step in which alkylene oxide is polymerized in a polymerization solution including a polymerization solvent and a catalyst dispersed in ...  
WO/2012/165402A1
The present invention provides a material comprising a crosslinked polyrotaxane and has improved "settling" properties. The present invention provides a material which comprises a first polyrotaxane and a second polyrotaxane, wherein the...  
WO/2012/162789A1
Embodiments presented herein relate to various polymers. Some of the polymer embodiments are heparin binding polymers. Some embodiments of the heparin binding polymers can be employed to bind to heparin for methods such as separating, pu...  
WO/2012/162820A1
A maleimide-functionalized gold nanoparticle is described herein. More specifically, a maleimide-functionalized gold nanoparticle of formula (I): is described, wherein "n" and "m" are integers independently ranging from 1 to 100.  
WO/2012/166340A1
A method of manufacturing a film or membrane includes: (a) dissolving at least one polymer comprising a poly(aryl ketone) in at least one solvent to form a dope; (b) depositing the dope on a substrate to form a coated substrate at approp...  
WO/2012/166889A3
Isotactic polyethers, methods of making polyethers, and uses of polyethers. The polyethers have a chain transfer group formed from a chain transfer agent. The methods of making the polyethers use monoalcohol chain transfer agents or mult...  
WO/2012/165259A1
The purpose of the invention is to provide an energy beam-curable resin composition that can achieve rapid curing. This energy beam-curable resin composition contains: (A) a compound represented by formula (1) having a (meth)acryloyl gro...  
WO/2012/166889A2
Isotactic polyethers, methods of making polyethers, and uses of polyethers. The polyethers have a chain transfer group formed from a chain transfer agent. The methods of making the polyethers use monoalcohol chain transfer agents or mult...  
WO/2012/165401A1
The invention provides a material having excellent flexibility and a desired thermal conductivity. The invention provides a material having a first polyrotaxane and a second polyrotaxane, wherein the first and second polyrotaxanes are cr...  
WO/2012/165199A1
The present invention pertains to a production method for polyalkylene oxide particles, comprising a step in which alkylene oxide is polymerized in a polymerization solution including a polymerization solvent and a catalyst dispersed in ...  
WO/2012/162725A1
A photochromic polymer comprising at least two photochromic moieties linked by a straight or branched chain polymer selected from the group consisting of a homo- polyester, a co-polyester, and a co-polyester-polyether.  
WO/2012/163944A1
The invention relates to a method for producing polyether carbonate polyols, wherein (i) in a first step a polyether carbonate polyol is produced from one or more H-functional starter substances, one or more alkylene oxides, and carbon d...  
WO/2012/160172A1
A polymer which comprises recurring units derived from at least one monomer (M) having a general formula (I) Y1-Z1-Q-Z2-Y2 wherein Y1 and Y2, equal or different from each other, are independently selected from a group consisting of OH, S...  
WO/2012/162684A3
Disclosed are foam compositions and processes to form closed-cell tannin-based foams. The foams comprises a continuous polymeric phase defining a plurality of cells, wherein the continuous polymeric phase comprises a tannin-based resin d...  
WO/2012/158622A3
The present invention provides amphiphilic telodendrimers that aggregate to form nanocarriers characterized by a hydrophobic core and a hydrophilic exterior. The nanocarrier core may include amphiphilic functionality such as cholic acid ...  
WO/2012/159106A3
Biocompatible hydrogels made from cross-linked catechol-borate ester polymers are disclosed, along with methods of synthesizing and using such hydrogels. The hydrogels of the present invention are prepared by boronic acid-catechol comple...  
WO/2012/154132A3
Adhesive/sealant with lower thermal conductivity used for insulated glass units (IGUs) and gas filled insulation construction panels (GFPs), said adhesive/sealant comprising hollow mineral and/or organic microspheres in its structure. Th...  
WO/2012/154132A4
Adhesive/sealant with lower thermal conductivity used for insulated glass units (IGUs) and gas filled insulation construction panels (GFPs), said adhesive/sealant comprising hollow mineral and/or organic microspheres in its structure. Th...  
WO/2012/150925A1
Polymers may include a plurality of tetradecahydroanthracene moieties. Such polymers may be used to make food or beverage containers or medical devices. Food or beverage containers or medical devices may be coated with polymers including...  
WO/2012/149599A1
A photochromic polymer comprising at least two photochromic moieties linked by a straight or branched chain polymer selected from the group consisting of poly(C2 to C4 alkylene oxide), poly[C1 to C10 alkoxy substituted (C2 to C4 alkylene...  
WO/2012/148849A3
Provided are processes for preparing low molecular weight polytrimethylene ether glycol by acid catalyzed polycondensation, neutralization, removal of unreacted monomer, and contact with filter aid. The processes can avoid hydrolysis and...  
WO/2012/148849A2
Provided are processes for preparing low molecular weight polytrimethylene ether glycol by acid catalyzed polycondensation, neutralization, removal of unreacted monomer, and contact with filter aid. The processes can avoid hydrolysis and...  
WO/2012/139487A1
The present invention relates to pegylated derivatives of camptothecin compounds, the preparation method therefor, pharmaceutical compositions comprising same, and the uses thereof against tumors.  
WO/2012/141822A1
A polyol pre-mix composition includes a blowing agent having a halogenated hydroolefin, a polyol, a surfactant, a catalyst composition, and a metal salt. The metal salt may be, for example, a carboxylate, acetylacetonate, alcoholate of a...  
WO/2012/140059A1
The invention relates to LCST polymers and to the preparation and use thereof.  

Matches 301 - 350 out of 20,639