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Class Information
Number: 528/77
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From reactant having at least one -n=c=x group (wherein x is a chalcogen atom) as well as precursors thereof, e.g., blocked isocyanate, etc. > With ether or thioether compound containing at least two -c-x-c- groups > Ether or thioether compound contains three or more -xh groups
Description: Subject matter wherein the or reactant contains at least three -XH groups.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8703898 Hyperbranched polyether polyol and urethane resin composition Apr. 22, 2014
8653219 Method for producing reactive polyurethane compositions Feb. 18, 2014
8653221 Hydroxyl-functionalised polyurethane hot melt prepolymer Feb. 18, 2014
8618184 Polyurethane foams containing branched poly(trimethylene ether) polyols Dec. 31, 2013
8580909 Hotmelt process for producing a chemically crosslinked polyurethane film Nov. 12, 2013
8575293 Resin composition for optical material and optical material using the same Nov. 5, 2013
8524839 Curable resin composition, transparent laminate, and process for producing transparent laminate Sep. 3, 2013
8524852 Thermoset polyurethanes based on moisture-resistance polyols for use in golf balls Sep. 3, 2013
8519062 Elastomeric materials having a high hardblock content and process for preparing them Aug. 27, 2013
8512506 Polyurethane adhesive for windshield applications Aug. 20, 2013
8476362 Moisture-curing polyisocyanate mixtures Jul. 2, 2013
8449967 Composite elements May. 28, 2013
8449714 Biocompatible surgical compositions May. 28, 2013
8420718 Composition, polymerizable composition, resin, optical component, and method for producing the composition Apr. 16, 2013
8399595 Two part polyurethane curable composition having substantially consistent G-modulus across the range of use temperatures Mar. 19, 2013
8372939 Transparent polyurethanes Feb. 12, 2013
8362142 Polyurethane dispersions and coatings produced therefrom Jan. 29, 2013
8362098 Process for producing viscoelastic polyurethane foams Jan. 29, 2013
8287788 Method for the continuous production of thermoplastically-processable polyurethane elastomers Oct. 16, 2012
8232364 Gel masses based on polyurethane, their production and use Jul. 31, 2012
8188208 Solid polyurethane elastomers which exhibit reduced dimensional shrinkage May. 29, 2012
8178643 Molded polymeric structural members and compositions and methods for making them May. 15, 2012
8158741 Composition for polyurethane resin formation, sealing material, and hollow-fiber membrane module Apr. 17, 2012
8158692 Polyurethane foam for steering wheel having improved water resistance Apr. 17, 2012
8153750 Viscosity reducer for highly viscous polyols Apr. 10, 2012
8143345 Water dispersible, hydroxyl-terminated, fluorinated polyurethanes and method of preparing the same Mar. 27, 2012
8114519 Derivatized solid epoxy resin and uses thereof Feb. 14, 2012
8110704 Process for the production of stable polymers Feb. 7, 2012
8097675 2,2'-MDI-based isocyanate mixtures, polyisocyanate polyaddition products prepared therefrom, processes for making the same and methods for their use Jan. 17, 2012
8044165 Process for producing resin for optical material Oct. 25, 2011
7932327 Polyurethane/thiourethane-based optical resin and process for producing the same Apr. 26, 2011
7838592 Starch-based coating composition Nov. 23, 2010
7795322 Prepolymers and cellular polyisocyanate polyaddition products produced therefrom Sep. 14, 2010
7772312 Reinforced polyurethane-urea elastomers and their use Aug. 10, 2010
7767779 High index and high impact resistant polythiourethane/urea material, method of manufacturing same and its use in the optical field Aug. 3, 2010
7759431 Joining tissue with bioabsorbable isocyanate Jul. 20, 2010
7696296 Compositions and articles prepared from the thioether functional oligomeric polythiols Apr. 13, 2010
7691480 Elastomeric urethane composition Apr. 6, 2010
7691949 Joining tissues with composition of bioabsorbable isocyanate and amine-substituted polyalkylene glycol Apr. 6, 2010
7674853 Process for making a PIPA-polyol Mar. 9, 2010
7658974 Process for making urethane-containing structures and the structures made thereby Feb. 9, 2010
7655309 Isocyanate-reactive component for preparing a polyurethane-polyurea polymer Feb. 2, 2010
7635738 Joining tissues with composition containing bioabsorbable isocyanate compound Dec. 22, 2009
7622541 Polyurethane coating Nov. 24, 2009
7622542 Plastic moldings from optionally filled polyurethanes and their use Nov. 24, 2009
7615604 Diols formed by ring-opening of epoxies Nov. 10, 2009
7601779 Polymer compound and recording medium Oct. 13, 2009
7598336 Two-part curing high-durable polyurethane elastomer composition Oct. 6, 2009
7511111 Polyurethane elastomers having improved physical properties and a process for the production thereof Mar. 31, 2009
7473754 Optical resin composition Jan. 6, 2009

1 2 3 4 5 6 7 8 9 10 11










 
 
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