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Class Information
Number: 526/73
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Polymers from only ethylenic monomers or processes of polymerizing, polymerizable compositions containing only ethylenic monomers as reactants or processes of preparing > Polymerization involving two or more specified temperature or pressure conditions
Description: Subject matter wherein the polymerization reaction is effected using at least two different pressures or at least two different temperatures.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7605214 |
Process for stopping continuous polymerization |
Oct. 20, 2009 |
| 7601787 |
Ethylene polymerization process |
Oct. 13, 2009 |
| 7582709 |
Process and apparatus for manufacturing ethylene polymers and copolymers |
Sep. 1, 2009 |
| 7572867 |
Polymerization process for producing polydienes |
Aug. 11, 2009 |
| 7569620 |
High modulus crosslinked polyethylene with reduced residual free radical concentration prepared below the melt |
Aug. 4, 2009 |
| 7531602 |
Polymer blends |
May. 12, 2009 |
| 7507780 |
Polymerization process |
Mar. 24, 2009 |
| 7507774 |
High modules crosslinked polyethylene with reduced residual free radical concentration prepared below the melt |
Mar. 24, 2009 |
| 7482409 |
Process for producing ethylene-.alpha.-olefin-polyene copolymer |
Jan. 27, 2009 |
| 7473745 |
Preparation of multimodal polyethylene |
Jan. 6, 2009 |
| 7470756 |
Propylene random copolymer and process for the production thereof |
Dec. 30, 2008 |
| 7399811 |
Nanohybrid polymers for ophthalmic applications |
Jul. 15, 2008 |
| 7332549 |
Process for the (co-)polymerisation of ethylene in the gas phase |
Feb. 19, 2008 |
| 7323523 |
Adjusting polymer characteristics through process control |
Jan. 29, 2008 |
| 7321015 |
Adjusting polymer characteristics through process control |
Jan. 22, 2008 |
| 7319125 |
Supercritical polymerization process and polymers produced therefrom |
Jan. 15, 2008 |
| 7304097 |
High modulus crosslinked polyethylene with reduced residual free radical concentration prepared below the melt |
Dec. 4, 2007 |
| 7300987 |
Polymerization process |
Nov. 27, 2007 |
| 7276565 |
Continuous miniemulsion polymerization process |
Oct. 2, 2007 |
| 7205362 |
Method for controlled radical polymerization |
Apr. 17, 2007 |
| 7199178 |
Low-solvent, OH-functional dispersions |
Apr. 3, 2007 |
| 7166650 |
High modulus crosslinked polyethylene with reduced residual free radical concentration prepared below the melt |
Jan. 23, 2007 |
| 7148297 |
Catalytic polymerization process |
Dec. 12, 2006 |
| 7135544 |
Living olefin polymerization processes |
Nov. 14, 2006 |
| 7122607 |
Polymerization process |
Oct. 17, 2006 |
| 7078466 |
Process for the preparation of branched polydienes in the presence of catalysts based on rare-earth |
Jul. 18, 2006 |
| 7034090 |
Continuous slurry polymerization volatile removal |
Apr. 25, 2006 |
| 7030199 |
Method for producing water-soluble or water-swellable polymerizates with a very low residual monomer content, products produced according to this method and the use thereof |
Apr. 18, 2006 |
| 7022794 |
Process for producing olefin/aromatic vinyl copolymer |
Apr. 4, 2006 |
| 7015295 |
Process for producing acrylic polymer |
Mar. 21, 2006 |
| 6984702 |
Process for the preparation of functionalized polymer particles |
Jan. 10, 2006 |
| 6979717 |
Anionic process design for rapid polymerization of polystyrene without gel formation and product produced there from |
Dec. 27, 2005 |
| 6962960 |
Method for removing volatiles from a block copolymer |
Nov. 8, 2005 |
| 6867269 |
Water-absorbent resin and production process therefor |
Mar. 15, 2005 |
| 6846884 |
Control of resin properties |
Jan. 25, 2005 |
| 6841630 |
Processes for transitioning between chrome-based and mixed polymerization catalysts |
Jan. 11, 2005 |
| RE38676 |
Thermally initiated polymerization of olefins using ruthenium or osmium vinylidene complexes |
Dec. 21, 2004 |
| 6818708 |
Method of polymerizing olefin |
Nov. 16, 2004 |
| 6794465 |
Method of preparing an acrylic copolymer |
Sep. 21, 2004 |
| 6770722 |
Process for preparing protective-colloid-stabilized polymers by continuous emulsion polymerization |
Aug. 3, 2004 |
| 6767974 |
Process forming particles with functional groups |
Jul. 27, 2004 |
| 6765027 |
Ion-exchange materials with improved ion conductivity |
Jul. 20, 2004 |
| 6762254 |
Ethylene(meth)acrylate copolymers with low residual content in comonomers |
Jul. 13, 2004 |
| 6737071 |
Composition comprising polymers having a star structure, the polymers, and their use |
May. 18, 2004 |
| 6710113 |
Process for preparing two-phase polymers in the form of their aqueous dispersions and water-redispersible powders |
Mar. 23, 2004 |
| 6696533 |
Stable N-oxly radical assisted emulsion polymerization under pressure |
Feb. 24, 2004 |
| 6692733 |
Composition comprising polymers having a star structure, the polymers, and their use |
Feb. 17, 2004 |
| 6653413 |
Process for the production of stereoregular polymers and elastomers of alpha-olefins and certain novel catalysts therefor |
Nov. 25, 2003 |
| 6624261 |
Catalytic polymerization process |
Sep. 23, 2003 |
| 6610806 |
Living olefin polymerization processes |
Aug. 26, 2003 |
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