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Class Information
Number: 528/79
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 contains a carbocyclic or aromatic group
Description: Subject matter wherein the or reactant contains a cyclic ring which is composed soley of carbon atoms.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8497341 Transparent thermoplastic polyurethanes having low haze and good processability, methods of making the same, and uses therefor Jul. 30, 2013
8440308 Method of manufacturing shoes and shoes May. 14, 2013
7838592 Starch-based coating composition Nov. 23, 2010
7709555 Coating composition based on thiol-NCO curing May. 4, 2010
7666964 Fluoroacrylate-mercaptofunctional copolymers Feb. 23, 2010
7217761 Non-ionic thickeners for pigment compositions, in particular for paints and applications thereof May. 15, 2007
7202322 Heat resistant high moisture vapor transmission thermoplastic polyurethane Apr. 10, 2007
7169844 Resin with function of oxidation inhibition and emulsion thereof Jan. 30, 2007
7151121 Polyurethane containing a polyol composition comprising a highly branched polysaccharide, mix and process for preparation thereof Dec. 19, 2006
6995231 Extrudable highly crystalline thermoplastic polyurethanes Feb. 7, 2006
6987160 Thermoplastic polyurethane Jan. 17, 2006
6887966 Gas-barrier polyurethane resin, and adhesive for laminate, gas-barrier film and paint containing the same May. 3, 2005
6790926 Water vapor permeable thermoplastic polyurethane film Sep. 14, 2004
6784276 High-solids polyimide precursor solutions Aug. 31, 2004
6780958 Spandex compositions Aug. 24, 2004
6703443 Low-viscosity nonaqueous liquid pigment dispersions and methods of utilizing such compositions Mar. 9, 2004
6699957 Resilient, shear resistant polyurethane compositions for golf ball covers Mar. 2, 2004
6683152 Polyurethane golf club inserts Jan. 27, 2004
6677400 Aqueous dispersions of hydrophilic polyurethane resins Jan. 13, 2004
6645091 Thermoplastic polyurethane golf ball with improved resiliency Nov. 11, 2003
6639041 Spandex having low set at low temperatures Oct. 28, 2003
6624282 Reactive compositions with an extended pot life Sep. 23, 2003
6613867 Thermoplastic polyurethane containing structural units of ethylene oxide polyol or ethylene oxide capped propylene oxide polyol Sep. 2, 2003
6569352 Phthalic anhydride based polyester-ether polyols and urethane prepolymers produced therefrom May. 27, 2003
6562881 Liquified polyols, urethane acrylate resins prepared therewith and curable compositions employing such resins May. 13, 2003
6562933 Polyurethane resin type composition for slush molding May. 13, 2003
6548615 Reactive binding agent with an extended pot life Apr. 15, 2003
6509434 Aromatic amine curatives and their use Jan. 21, 2003
6303732 Diol blends and methods for making and using the same Oct. 16, 2001
6291580 Polyurethanes with carboxylate functionality for hair fixative applications Sep. 18, 2001
6277942 Melt-spun elastomeric fibers and the preparation thereof Aug. 21, 2001
6245877 Urethane compositions Jun. 12, 2001
6221995 Modified polyisocyanate and production process thereof Apr. 24, 2001
6210294 Polyurethane golf ball with improved resiliency Apr. 3, 2001
6211259 Low volatile reinforcing system Apr. 3, 2001
6187892 Method of making a coated substrate with polyurethane/urea contact adhesive formulations and the coated substrate by this method Feb. 13, 2001
6187893 Two-component polyurethane systems which contain reactive diluents Feb. 13, 2001
6100360 Process for preparing a polyurethane elastic fiber Aug. 8, 2000
6100359 Ablative polyurea foam and prepolymer Aug. 8, 2000
6077927 Process for coloring polymer resins and products thereof Jun. 20, 2000
6054503 Plastic lens material and process for preparing the same Apr. 25, 2000
6025456 Polyurethanes Feb. 15, 2000
6022939 Thermoplastic polyurethanes with improved melt flow Feb. 8, 2000
6022937 Polyether polyols based on triazole group containing compounds and a process for their production Feb. 8, 2000
5994493 Quick-setting polyurethane hotmelt adhesive Nov. 30, 1999
5963373 Primer composition Oct. 5, 1999
5959059 Thermoplastic polyether urethane Sep. 28, 1999
5942158 One-component optical resin composition Aug. 24, 1999
5895824 Preparation of polyether polyols containing aromatics Apr. 20, 1999
5866657 Primer composition Feb. 2, 1999

1 2 3 4

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