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Class Information
Number: 521/31
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Ion-exchange polymer or process of preparing > Chemically treated solid polymer > Solid polymer derived from ethylenically unsaturated reactant only
Description: Subject matter wherein the ion-exchange polymer is derived by the polymerization of only ethylenically unsaturated reactants.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7625955 |
Porous polymeric article |
Dec. 1, 2009 |
| 7589129 |
Method of modifying polyacrylates for obtaining high molecular polymers |
Sep. 15, 2009 |
| 7582684 |
Macroporous ion exchange resins |
Sep. 1, 2009 |
| 7540962 |
Method of preparing spheroid polymer particles having a narrow size distribution by dispersion polymerization, particles obtainable by the method and use of these particles |
Jun. 2, 2009 |
| 7435498 |
Polymer electrolyte membranes crosslinked by nitrile trimerization |
Oct. 14, 2008 |
| 7326737 |
Polymer electrolyte membranes crosslinked by direct fluorination |
Feb. 5, 2008 |
| 7323109 |
Composition comprising metal-ion sequestrant |
Jan. 29, 2008 |
| 7294654 |
Method of making thermally regenerable salt sorbent resins |
Nov. 13, 2007 |
| 7265159 |
Monodisperse anion exchangers |
Sep. 4, 2007 |
| 7173067 |
Polymer electrolyte membranes crosslinked by direct fluorination |
Feb. 6, 2007 |
| 7169822 |
Polymeric actuator |
Jan. 30, 2007 |
| 7166645 |
Process for the alkaline saponification of crosslinked acrylonitrile bead polymers |
Jan. 23, 2007 |
| 7166685 |
Compositions containing particles of highly fluorinated ion exchange polymer |
Jan. 23, 2007 |
| 7112614 |
Crosslinked polymer |
Sep. 26, 2006 |
| 7098253 |
Macroporous ion exchange resins |
Aug. 29, 2006 |
| 7094469 |
Porous or non-porous substrate coated with an immobilized polymeric composition having sulfonyl groups and hydrophilic functional groups and process |
Aug. 22, 2006 |
| 7045057 |
Preparation of homogeneously loaded ion exchangers |
May. 16, 2006 |
| 7037949 |
Ion-exchange resin membrane and method for producing the same |
May. 2, 2006 |
| 7022744 |
Ion exchanger for lipoproteins separation and lipoproteins separation method using the same |
Apr. 4, 2006 |
| 7001929 |
Proton conductive membrane having improved thermal stability |
Feb. 21, 2006 |
| 6984669 |
Fluorinated cation exchange membrane and electrolytic soda process |
Jan. 10, 2006 |
| 6924317 |
Process for producing coarse-particle anion-exchanger gels |
Aug. 2, 2005 |
| 6919382 |
Preparation and uses of conjugated solid supports for boronic acids |
Jul. 19, 2005 |
| 6916853 |
Compositions containing particles of highly fluorinated ion exchange polymer |
Jul. 12, 2005 |
| 6878409 |
Method for producing silver salt-containing facilitated transport membrane for olefin separation having improved stability |
Apr. 12, 2005 |
| 6864314 |
Block polymers, compositions and methods of use for foams, laundry detergents, shower rinses and coagulants |
Mar. 8, 2005 |
| 6844372 |
Crosslinked anion-exchange resin or salt thereof and phosphorus adsorbent comprising the same |
Jan. 18, 2005 |
| 6844371 |
Material having separating function |
Jan. 18, 2005 |
| 6821418 |
Surface modification of a porous polymer monolith and products therefrom |
Nov. 23, 2004 |
| 6765027 |
Ion-exchange materials with improved ion conductivity |
Jul. 20, 2004 |
| 6740684 |
Process for producing a strong-acid cation exchange resin |
May. 25, 2004 |
| 6723758 |
Graft polymeric membranes and ion-exchange membranes formed therefrom |
Apr. 20, 2004 |
| 6706771 |
Silver salt-containing facilitated transport membrane for olefin separation having improved stability and method for producing the same |
Mar. 16, 2004 |
| 6696503 |
Process for preparing crosslinked ion exchangers based on unsaturated aliphatic nitriles |
Feb. 24, 2004 |
| 6667349 |
Method for producing osmotically and mechanically stable gel-like anion exchangers |
Dec. 23, 2003 |
| 6582811 |
Method of and material for purification of physical liquids of organism, and method of producing the material |
Jun. 24, 2003 |
| 6576100 |
Fluorinated ionomers |
Jun. 10, 2003 |
| 6569911 |
Manufacturing method and article produced by the method |
May. 27, 2003 |
| 6569910 |
Ion exchange resins and methods of making the same |
May. 27, 2003 |
| 6552093 |
Compositions containing particles of highly fluorinated ion exchange polymer |
Apr. 22, 2003 |
| 6531519 |
Antimicrobial synthetic ion exchange resins |
Mar. 11, 2003 |
| 6492431 |
Process of making a composite membrane |
Dec. 10, 2002 |
| 6465580 |
Functional polymers with carbon-linked functional groups |
Oct. 15, 2002 |
| 6432314 |
Anion exchange materials and processes |
Aug. 13, 2002 |
| 6420439 |
Crosslinked, non-swellable ampholytic base resins |
Jul. 16, 2002 |
| 6410656 |
Cation exchangers or chelating agents and process for the preparation thereof |
Jun. 25, 2002 |
| 6407143 |
Method and solvent composition for regenerating an ion exchange resin |
Jun. 18, 2002 |
| 6403177 |
Use of tetraphenylborate for extraction of ammonium ions and amines from water |
Jun. 11, 2002 |
| 6344492 |
Metal complexes immobilized organic in porous organic hosts |
Feb. 5, 2002 |
| 6329435 |
Process for preparing monodisperse, crosslinked bead polymers having thiourea groups and their use for adsorbing metal compounds |
Dec. 11, 2001 |
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