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Class Information
Number: 525/432
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 > Solid polymer derived from at least one carboxylic acid or derivative > Solid polymer derived from at least one lactam; from an amino carboxylic acid or derivative; or from a polycarboxylic acid or derivative > Solid polymer derived from an amino carboxylic acid or derivative; from a polyamine and a polycarboxylic acid or derivative; from at least one lactam; or from a polyamine salt of a polycarboxylic acid > Mixed with additional polycarboxylic acid and a polyamine; amino carboxylic acid or derivative; polyamine salt of a polycarboxylic acid; lactam; or polymer derived therefrom
Description: Subject matter wherein the solid polymer is mixed with a polycarboxylic acid and a polyamine, with an amino carboxylic acid, with a polyamine salt of a polycarboxylic acid, with a lactam, or with a polymer of the materials derived above.










Patents under this class:
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Patent Number Title Of Patent Date Issued
6831137 Impact resistant transparent polyamide alloys Dec. 14, 2004
6828390 Polyimide substrates having an interpenetrating network morphology and methods relating thereto Dec. 7, 2004
6828413 Process for the preparation of a polyamide Dec. 7, 2004
6818731 Polyamide resin composition Nov. 16, 2004
6815024 Flexible pipe Nov. 9, 2004
6812324 Method for preparing nylon 6 copolymer containing sulfonate comonomers Nov. 2, 2004
6800690 Golf balls incorporating polyamide polymers Oct. 5, 2004
6796958 Polymer blends for use in making medical devices including catheters and balloons for dilatation catheters Sep. 28, 2004
6794463 Block copolymer Sep. 21, 2004
6790553 Method for producing bridged polymer membrane and fuel cell Sep. 14, 2004
6787244 Adhesively bonded chip-and wafer stacks Sep. 7, 2004
6784276 High-solids polyimide precursor solutions Aug. 31, 2004
6780963 Molding material for electrical and electronic parts Aug. 24, 2004
6777525 Heat, moisture, and chemical resistant polyimide compositions and methods for making and using them Aug. 17, 2004
6750316 High-molecular polyamide Jun. 15, 2004
6743849 Thermoplastic resin composition Jun. 1, 2004
6734262 Methods of forming conductive thermoplastic polyetherimide polyester compositions and articles formed thereby May. 11, 2004
6693150 Fatty acid esters composition of a polyglycerine, and process for the preparation thereof Feb. 17, 2004
6673361 Polymer, in vivo degradable material, and use Jan. 6, 2004
6653433 Polyimide composition having improved peel strength when clad Nov. 25, 2003
6645632 Film-type adhesive for electronic components, and electronic components bonded therewith Nov. 11, 2003
6646061 Golf ball forming compositions comprising polyamide Nov. 11, 2003
6635720 Core-shell tectodendrimers Oct. 21, 2003
6627324 Tough, dimensionally-stable transparent film having a copolyamide layer containing solid nanoscale filling materials with nucleating effect and its use for packaging foodstuffs Sep. 30, 2003
6576715 Process for the production of polyamide moulded parts with improved crystallization behavior Jun. 10, 2003
6562420 Liquid crystal aligning film May. 13, 2003
6548591 High-molecular polyamide composition with improved flow behavior Apr. 15, 2003
6541559 Polyamide resin composition showing excellent weld strength Apr. 1, 2003
6541110 Condensation polymer containing dialkylamide endgroups, process for producing said condensation polymers and applications thereof Apr. 1, 2003
6538066 Thermoplastic elastomer composition and process for producing the same and pneumatic tire and hose using the same Mar. 25, 2003
6534583 Inorganic reinforced polyamide resin compositions Mar. 18, 2003
6528615 Copolymers containing polyamide blocks and polyether blocks based on ethoxylated amines Mar. 4, 2003
6500904 High molecular weight poly(imide)s and methods of synthesis thereof Dec. 31, 2002
6486265 Method for surface modification of molded article of plastic and method for modifying polymer Nov. 26, 2002
6475477 Radio-opaque polymer biomaterials Nov. 5, 2002
6468664 Poly(imide-siloxane) compound for tapeless LOC packaging Oct. 22, 2002
6444783 Melt-processible semicrystalline block copolyimides Sep. 3, 2002
6444739 Polyamide resin composition Sep. 3, 2002
6441072 High-melting polyamide composition for electronic applications Aug. 27, 2002
6437053 Method for producing thermoplastic synthetic moulding compounds Aug. 20, 2002
6433107 Fiber-forming polyamide with concentrate of polyamide and sulfonated aromatic acid Aug. 13, 2002
6420011 Biaxially oriented polyester film and production method thereof Jul. 16, 2002
6416704 Nylon molding compositions having improved surface appearance Jul. 9, 2002
6407182 Free-flowing transparent polyamide molding composition Jun. 18, 2002
6399713 Hydrocarbon-terminated polyether-polyamide block copolymers and uses thereof Jun. 4, 2002
6372859 Thermoresistance adhesive and semiconductor device using the same Apr. 16, 2002
6359071 Thermoplastic elastomer composition, process for producing the same, and pneumatic tire and hose made with the same Mar. 19, 2002
6355737 Method for producing polymer mixtures comprised of amino nitriles and thermoplastic polymers Mar. 12, 2002
6353084 Biodegradable polyestreramide and a process of preparing Mar. 5, 2002
6350530 Biodegradable card base Feb. 26, 2002

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