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Browse by Category: Main > Material Science
Class Information
Number: 264/143
Name: Plastic and nonmetallic article shaping or treating: processes > With severing, removing material from preform mechanically, or mechanically subdividing workpiece > To form particulate product (e.g., flakes, etc.) > Subsequent to extruding step > From strands
Description: Processes where a continuously extruded filament is cut to short length fibers or "staples".










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8709315 Process for making thermoplastic polymer pellets Apr. 29, 2014
8690560 Extrusion granulator for granulation of plastic strands Apr. 8, 2014
8632709 Process for producing water-dispersible particulate agricultural-chemical composition Jan. 21, 2014
8597556 Method for producing long fiber reinforced thermoplastic resin pellets Dec. 3, 2013
8586664 Polyamide moulded masses containing semi-crystalline transparent copolyamides for producing highly flexible transparent moulded parts with high notch-impact strength, low water absorbency and Nov. 19, 2013
8568633 Elastic particle foam based on polyolefin/styrene polymer mixtures Oct. 29, 2013
8557155 Process for production of polyethylene terephthalate pellets Oct. 15, 2013
8529812 Production of pearls based on expanded polymers Sep. 10, 2013
8465684 Self-reinforced composite made of recycled materials and process of making the same Jun. 18, 2013
8450429 Process technology for recovering brominated styrenic polymers from reaction mixtures in which they are formed and/or converting such mixtures into pellets or into granules or pastilles May. 28, 2013
8419991 Free-flowing pellets based on cellulose textile fibers and a method for the production thereof Apr. 16, 2013
8361362 Method for producing expanding styrene polymer granules Jan. 29, 2013
8361364 Method and apparatus for making crystalline polymeric pellets and granules Jan. 29, 2013
8337189 Continuous casting device for producing pellets from plastic material and method for operating the same Dec. 25, 2012
8287785 Process for the manufacture of solid regenerated viscose fibers Oct. 16, 2012
8246876 Embolization particles and method for making same Aug. 21, 2012
8231937 Compartmentalized chips with similar polymers of different viscosities for improved processability Jul. 31, 2012
8211341 Fiber pellets method of making, and use in making fiber reinforced polypropylene composites Jul. 3, 2012
8182725 Methods for making polylactic acid stereocomplex fibers May. 22, 2012
8168096 Process for producing polystyrene foam particles having a high density May. 1, 2012
8147738 Extrusion granulation method and device, and granulate produced therefrom Apr. 3, 2012
8114323 pH-adjusting textile containing amphoteric polymer composite nanoparticles Feb. 14, 2012
8021585 Liquid compositions of polymer additives and method for their preparation Sep. 20, 2011
8007701 Positionable gas injection nozzle assembly for an underwater pelletizing system Aug. 30, 2011
7981510 Compartmentalized chips with polymers of different viscosities for improved processability Jul. 19, 2011
7887726 Self-reinforced composite made of recycled materials and process of making the same Feb. 15, 2011
7858172 Fiber-reinforced thermoplastic resin molded article Dec. 28, 2010
7846360 Process for the production of granules of expandable thermoplastic polymers Dec. 7, 2010
7820083 Wet reflective pavement marking and method Oct. 26, 2010
7816008 Compartmentalized resin pellets Oct. 19, 2010
7767125 Method for producing polymer blends suited for use as filters Aug. 3, 2010
7730817 Apparatus for cutting ductile materials and a method of operating the apparatus Jun. 8, 2010
7662320 Method and device for separating pasty materials Feb. 16, 2010
7658874 Polymer pelletization process and apparatus Feb. 9, 2010
7638593 Crystallizer temperature control via fluid control Dec. 29, 2009
7585443 Pelletized brominated anionic styrenic polymers and their preparation and use Sep. 8, 2009
7550203 Compartmentalized resin pellets Jun. 23, 2009
7541091 Compartmentalized resin pellets for oxygen scavenging Jun. 2, 2009
7527841 Method for dissolving PPTA in sulfuric acid using a twin screw extruder May. 5, 2009
7425290 Granular polymer additives and their preparation Sep. 16, 2008
7393201 System and apparatus for manufacturing thermoplastic micropellets Jul. 1, 2008
7317072 Process for the production of polyarylene sulfide resins Jan. 8, 2008
7204945 Direct coupling of melt polymerization and solid state processing for PET Apr. 17, 2007
7157032 Method and apparatus for making crystalline PET pellets Jan. 2, 2007
6967057 Poly(trimethylene dicarboxylate) fibers, their manufacture and use Nov. 22, 2005
6923925 Process of making poly (trimethylene dicarboxylate) fibers Aug. 2, 2005
6896752 Method for producing compacted free-flowing raw materials for varnish May. 24, 2005
6872352 Process of making web or fiberfill from polytrimethylene terephthalate staple fibers Mar. 29, 2005
6852256 Process for upgrading plastic material Feb. 8, 2005
6835339 Process for preparing poly(trimethylene terephthalate) tetrachannel cross-section staple fiber Dec. 28, 2004

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