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Class Information
Number: 521/49.8
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Process of treating scrap or waste product containing solid organic polymer to recover a solid polymer therefrom > Treating polycarbonamide
Description: Subject matter wherein the scrap or waste product contains a polycarbonamide.










Patents under this class:

Patent Number Title Of Patent Date Issued
8653150 Method for decomposing thermoset resin and recovering decomposition product Feb. 18, 2014
8614259 Process of recycling powder coat material and component made thereof Dec. 24, 2013
8487049 Recycling superabsorbent polymer fines Jul. 16, 2013
8455558 Carpet waste composite Jun. 4, 2013
8304457 Plastic reprocessing with controlled decontamination Nov. 6, 2012
8278365 Carpet waste composite Oct. 2, 2012
8202918 Method and system for processing waste materials Jun. 19, 2012
8168688 Process of recycling paint sludge and component made thereof May. 1, 2012
8153699 Self-priming surfacing composition for finished surfaces Apr. 10, 2012
8071656 Nylon extraction from commingled materials Dec. 6, 2011
8030364 Polyols and polyurethanes, polyurethaneforms using the same Oct. 4, 2011
8017662 Method of separation and cleaning of post consumer carpet face yarn from carpet backing and yarn product produced therefrom Sep. 13, 2011
7923477 Carpet waste composite Apr. 12, 2011
7893120 Method for reclaiming pulverized synthetic resin product Feb. 22, 2011
7875655 Carpet waste composite Jan. 25, 2011
7851514 Process for producing regenerated resin, regenerated resin, processing recovered matter from resin composition, regenerated resin composition and method of regenerating resin composition Dec. 14, 2010
7547734 Method for producing recycled resin, and resin material containing recycled resin produced by that method Jun. 16, 2009
7538143 Method for the treatment of waste containing polyamide with the reprocessing of the depolymerisation residue May. 26, 2009
7319113 Solvent-based recovery and recycle of polyamide material Jan. 15, 2008
7152742 Separation process for carpets Dec. 26, 2006
7115671 Process for recovering monomeric units of a nylon from whole carpet Oct. 3, 2006
6756412 Fiber-reinforced recycled thermoplastic composite and method Jun. 29, 2004
6627046 Separation of the products of polyamide ammonolysis Sep. 30, 2003
6420440 Method for recycling alignment layer materials Jul. 16, 2002
6414066 Composition containing novel modifier Jul. 2, 2002
6387967 Fiber-reinforced recycled thermoplastic composite and method May. 14, 2002
6384093 Method of melt processing crosslinked thermoplastic material May. 7, 2002
6359020 Method for producing polyamides from aminonitriles Mar. 19, 2002
6271270 Fiber-reinforced recycled thermoplastic composite Aug. 7, 2001
6214908 Composition containing novel modifier Apr. 10, 2001
5994417 Process for recovering polymers from commingled materials Nov. 30, 1999
5977193 Reclaiming epsilon-caprolactam from nylon 6 carpet Nov. 2, 1999
5973013 Polyamide/polyurethane micro-blend and process Oct. 26, 1999
5902553 Method and apparatus for the production of polyamide 6 from polymide waste May. 11, 1999
5849804 Recovery of polyamides from composite articles Dec. 15, 1998
5840773 Process for recovering and recycling polyamide from carpet waste Nov. 24, 1998
5824745 Resin composition Oct. 20, 1998
5807932 Increasing the molecular weight of polycondensates Sep. 15, 1998
5717008 Composition for use in sculpturing, a sculpturing piece comprising the composition and method for obtaining the piece Feb. 10, 1998
5646191 Method and apparatus for the production of polyamide 6 from polyamide waste Jul. 8, 1997
5578648 Lamination adhesive containing thermoplastic resins and unmelted thermoplastic fibers Nov. 26, 1996
5556890 Reclaiming .epsilon.-caprolactam from carpet waste Sep. 17, 1996
5459168 Process for separating low molecular weight compounds from an impure thermoplastic polymer or mixture Oct. 17, 1995
5302756 Ammonolysis of nylon Apr. 12, 1994
5169870 Reclaiming .epsilon.-caprolactam from nylon 6 carpet Dec. 8, 1992
5022985 Process for the separation and recovery of plastics Jun. 11, 1991
4193896 Process for modifying linear polymer resins Mar. 18, 1980
4146704 Method for manufacture of finely powdered polyamide resin Mar. 27, 1979
4070426 Acrylic modified foamed nylon product and process Jan. 24, 1978
4051212 Process for the continuous degradation of plastics Sep. 27, 1977











 
 
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