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Class Information
Number: 525/441
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Mixing of two or more solid polymers; mixing of solid polymer or sicp with sicp or spfi; mixing of sicp with an ethylenic agent; mixing of solid polymer with a chemical treating or ethylenic agent; or processes of forming or reacting; or the resultant product of any of the above operations > Solid polymer derived from at least one carboxylic acid or derivative > Solid polymer derived from at least one lactam; from an amino carboxylic acid or derivative; or from a polycarboxylic acid or derivative > Solid polymer derived from polyhydroxy reactant and polycarboxylic acid or derivative reactant; or derived from di- or higher ester of a polycarboxylic acid as sole reactant > Mixed with aldehyde or aldehyde derivative reactant or polymer derived therefrom
Description: Subject matter wherein the solid polymer derived from polycarboxylic acid or derivative reactant and polyhydroxy reactant or from a di- or higher ester of a polycarboxylic acid as sole reactant is mixed with an aldehyde or aldehyde derivative reactant or polymer derived therefrom.










Sub-classes under this class:

Class Number Class Name Patents
525/443 Contains an amine-, n-c(=x)-, or n-s(=o)-containing reactant or polymer thereof (x is chalcogen) 368
525/442 Contains phenolic reactant or polymer thereof 120


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8124242 Durable polyester coating Feb. 28, 2012
7915350 Polyoxymethylene compositions, their preparation and use Mar. 29, 2011
7816451 Polymer additives for powder coatings Oct. 19, 2010
7381472 Durable polyester coating Jun. 3, 2008
7361715 Polymer additives for powder coatings Apr. 22, 2008
7320829 Fluorinated polymer and amine resin compositions and products formed therefrom Jan. 22, 2008
7214432 Coating compositions, their preparation, and coated articles made therefrom May. 8, 2007
7199184 Aqueous stoving enamels Apr. 3, 2007
7151143 Blends containing macrocyclic polyester oligomer and high molecular weight polymer Dec. 19, 2006
6962958 Etherified carbamate crosslinking agents and their use in curable compositions particularly film-forming compositions Nov. 8, 2005
6902820 High solid coating compositions Jun. 7, 2005
6727344 Monohydric polyfluorooxetane polymer and radiation curable coatings containing a monofunctional polyfluorooxetane polymer Apr. 27, 2004
6686051 Cured polyesters containing fluorinated side chains Feb. 3, 2004
6683137 Intermediate coating composition, method for forming multilayered coating films and multilayered coating films Jan. 27, 2004
6613436 Modified aminoplast crosslinkers and powder coating compositions containing such crosslinkers Sep. 2, 2003
6608167 Bis(2-hydroxyethyl isosorbide); preparation, polymers derived therefrom, and enduses thereby Aug. 19, 2003
6512047 Polyoxymethylene resin compositions having enhanced tensile elongation, thermal stability and impact resistance properties Jan. 28, 2003
6500545 Aminoplast-based crosslinkers and powder coating compositions containing such crosslinkers Dec. 31, 2002
6472466 Multifunctional imine-esters as novel crosslinkers for surface coatings Oct. 29, 2002
6423418 Easily cleanable polymer laminates Jul. 23, 2002
6420040 Coating composition for metal substrates Jul. 16, 2002
6420472 Curable coating compositions having improved effect pigment orientation and a method using the same Jul. 16, 2002
6383651 Polyester with partially fluorinated side chains May. 7, 2002
6312824 Copolyester elastomer compositions and fusion bonded articles Nov. 6, 2001
6211329 Process for preparation of a dendritic polyol Apr. 3, 2001
6200683 Coil coating compositions with low temperature flexibility and improved stain resistance Mar. 13, 2001
6117931 Curable coating compositions having improved effect pigment orientation and a method of using the same Sep. 12, 2000
6114434 Water-dilutable resins, process for preparing them, and their use Sep. 5, 2000
5993975 Coating composition and one layer-coated steel plate Nov. 30, 1999
5976706 Low viscosity, high solids polyesterdiols and compositions containing same Nov. 2, 1999
5973072 Polymeric vehicles which include a phenolic urethane reactive diluent Oct. 26, 1999
5969054 High solids polyurethane binder compositions containing grafted polyacrylate polyols Oct. 19, 1999
5922474 Solventless coatings based on low-viscosity polyesters Jul. 13, 1999
5852136 Curable coating composition Dec. 22, 1998
5817709 Sulfonimide catalysts polyfunctional material combination Oct. 6, 1998
5817722 Low viscosity, high solids polyesterdiols and compositions containing same Oct. 6, 1998
5759694 Carbamate functional polymers and oligomers and coating compositions containing same Jun. 2, 1998
5719239 Top coated cellulosic panel Feb. 17, 1998
5688598 Non-blistering thick film coating compositions and method for providing non-blistering thick film coatings on metal surfaces Nov. 18, 1997
5648417 Color coating composition Jul. 15, 1997
5648434 Sulfonimide catalyst/crosslinker combination Jul. 15, 1997
5646214 Coating composition containing polyester polymers with terminal carbamate groups and polymeric polyol derived from ethylenically unsaturated monomers Jul. 8, 1997
5620801 Thermosetting polyester resin Apr. 15, 1997
5602210 Molecular composite material composed of liquid crystal polymer and thermoplastic polymer and method for producing same Feb. 11, 1997
5602212 Linear copolyester containing phosphorous, procedure for its preparation and its use as a flame-retardant additive Feb. 11, 1997
5597861 Waterborne polyester paint Jan. 28, 1997
5596039 Diguanamines and preparation process, derivatives and use thereof Jan. 21, 1997
5591809 Process for preparing hyperbranched polymers Jan. 7, 1997
5569724 N-menthylol derivatives of polycondensation products, their preparation and use Oct. 29, 1996
5569532 Biaxially oriented polyester film and process for the preparation thereof Oct. 29, 1996

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