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Class Information
Number: 525/54
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 > Removing and recycling material from one zone to another
Description: Subject matter wherein a portion of material is removed from a zone wherein material is undergoing a reaction and the removed material either with something added to it, removed from it, or the removed material, per se, is added to a zone wherein a reaction is occurring.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8703879 Continuous method for multi-staged drying and subsequent condensation of a polyamide granulate Apr. 22, 2014
8614277 Polypropylene ethylene-propylene copolymer blends and in-line process to produce them Dec. 24, 2013
8507619 Process for the polymerisation of vinyl-containing monomers Aug. 13, 2013
8304492 Process for brominating butadiene/vinyl aromatic copolymers Nov. 6, 2012
8211987 Deodorization of polymer compositions Jul. 3, 2012
8143352 Process for fluid phase in-line blending of polymers Mar. 27, 2012
8080610 Monomer recycle process for fluid phase in-line blending of polymers Dec. 20, 2011
8058389 Process for recovering brominated butadiene polymers from solution Nov. 15, 2011
7960472 Late addition to effect compositional modifications in condensation polymers Jun. 14, 2011
7838596 Late addition to effect compositional modifications in condensation polymers Nov. 23, 2010
7834087 Anionic and cationic saccharide-siloxane copolymers Nov. 16, 2010
7754811 NC-PU dispersions with accelerated drying Jul. 13, 2010
7750078 Systems and methods used for functionalization of polymeric material and polymeric materials prepared therefrom Jul. 6, 2010
7750077 Method for the production of polymethylvinylsiloxane resins with recycling of volatile oligoorganosiloxanes Jul. 6, 2010
7700023 Method for producing an environment protective foamed thermoplastic resin polymer Apr. 20, 2010
7655830 Superabsorbent polymer particles comprising functionalizers and method of making them Feb. 2, 2010
7649052 Impact resistant polyolefin compositions Jan. 19, 2010
7256236 Maleated polypropylenes and processes for the preparation thereof Aug. 14, 2007
7163906 Organochromium/metallocene combination catalysts for producing bimodal resins Jan. 16, 2007
7153905 Hyperbranched dendron and methods of synthesis and use thereof Dec. 26, 2006
6841221 Heat activated coating texture Jan. 11, 2005
6828395 Polymerization process and control of polymer composition properties Dec. 7, 2004
6787574 Emulsification of alkenyl succinic anhydride size Sep. 7, 2004
6777490 Process for preparing a pressure-sensitive self-adhesive composition wherein tackifiers in dispersed, melted or solid form are mixed with natural rubber latex Aug. 17, 2004
6465570 Process for the production of elastomer-modified thermoplastics Oct. 15, 2002
6455643 Process for preparing propylene homopolymers and copolymers Sep. 24, 2002
6403748 Enhancing production of resin withing specifications Jun. 11, 2002
6399703 Method for the continuous production of thermoplastic molding materials Jun. 4, 2002
6225420 Procatalyst and process for the preparation of a multimodal ethylene polymer May. 1, 2001
6162880 Purification of polystyrene recycle streams Dec. 19, 2000
6153692 Process for the production of elastomer-modified thermoplastics Nov. 28, 2000
5990236 Preparation of impact-resistant polystyrene Nov. 23, 1999
5980790 Process for producing a copolymer Nov. 9, 1999
5814700 Method for polymer synthesis in a reaction well Sep. 29, 1998
5665818 High activity staged reactor process Sep. 9, 1997
5587431 Synthesis of terminally unsaturated oligomers Dec. 24, 1996
5496894 Low viscosity polymer polyols with improved dispersion stability Mar. 5, 1996
5494965 Process for manufacturing olefin polymers and products prepared by the process Feb. 27, 1996
5364906 Low viscosity polymer polyols with improved dispersion stability Nov. 15, 1994
5256732 Method for the continuous bulk polymerization for impact resistant styrene resin Oct. 26, 1993
5236998 Process for the manufacture of linear polyethylene containing .alpha.-alkene commonomers Aug. 17, 1993
5189095 High-impact polystyrene Feb. 23, 1993
5166260 Process for the continuous bulk production of high impact vinylaromatic (co)polymers Nov. 24, 1992
5118757 Polymer production Jun. 2, 1992
4952627 Process for producing high impact styrene resin by continuous bulk polymerization Aug. 28, 1990
4925896 Process for the continuous production in solution of styrene thermoplastic resins May. 15, 1990
4904303 Water-dilutable printing ink binder system and use thereof as printing ink Feb. 27, 1990
4861827 Continuous process for the production of high impact polystyrene using non-acid forming initiators Aug. 29, 1989
4857587 Continuous process including recycle stream treatment for the production of high impact polystyrene Aug. 15, 1989
4846932 Water setting paper Jul. 11, 1989

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