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Class Information
Number: 528/349
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From carboxylic acid or derivative thereof > With organic amine, or from organic amine salt of a carboxylic acid > From dicarboxylic acid or derivative thereof and an organic amine, or from an organic amine salt of a dicarboxylic acid > Reactant contains three carbon atoms directly bonded to a single carbon atom

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8658757 Polyamide polymer, method for producing same, resin composition, molded product, fiber, film, and porous film Feb. 25, 2014
7009028 Continuous process for the production of polyamides Mar. 7, 2006
6670442 Hot melt adhesives based on polyamides Dec. 30, 2003
6355769 Partially aromatic polyamides and a process for making them Mar. 12, 2002
6350305 Selected polymeric furanone magenta colorants Feb. 26, 2002
6277948 Process and product for making polyamides Aug. 21, 2001
6204355 Use of polyamide moulding compounds for manufacturing optical or electro-optical moulded members Mar. 20, 2001
6172178 Car parts made from a polyamide composition Jan. 9, 2001
6169162 Continuous polyamidation process Jan. 2, 2001
6013758 Method for producing a liquid system for lactam polymerization Jan. 11, 2000
5981692 Semi-crystalline, semi-aromatic terpolymers with superior post-molding shrinkage and balance of mechanical performance Nov. 9, 1999
5973105 Process for continuously preparing a polyamide 6 with a low dimer content Oct. 26, 1999
5917004 Weather-resistant polyamides and method of their production Jun. 29, 1999
5895808 Process for producing compound materials with a polylactam matrix which can be thermally postformed Apr. 20, 1999
5856428 Crystalline aromatic polyamide resin composition Jan. 5, 1999
5852165 Terpolymer polyamide, polyamide resin composition containing the same, and automotive parts obtaining from these Dec. 22, 1998
5824763 Process for the manufacture of nylon compositions with improved flow Oct. 20, 1998
5763561 Polyamide compositions having improved thermal stability Jun. 9, 1998
5756647 Process for activated anionic lactam polymerization May. 26, 1998
5750639 Polyamide resin composition and molding thereof May. 12, 1998
5731403 Low temperature manufacturing process for nylon Mar. 24, 1998
5708125 Process for producing precondensates of partially crystalline or amorphous, thermoplastically processable, partially aromatic polyamides or copolyamides Jan. 13, 1998
5688901 Partly aromatic copolyamide molding materials having high crystallinity Nov. 18, 1997
5684120 Colorless, transparent copolyamides, their preparation, and molded articles made from these copolyamides, their blends or alloys Nov. 4, 1997
5674974 Continuous polymerization process for polyamides Oct. 7, 1997
5672677 Long open time polyamide compositions Sep. 30, 1997
5665854 Low temperature nylon polymerization process Sep. 9, 1997
5663284 Copolymerized polyamide and a production process/thereof Sep. 2, 1997
5659007 Process for producing aromatic polyamide film Aug. 19, 1997
5656717 High pressure process for the manufacture of terephthalic acid copolyamides Aug. 12, 1997
5516882 Manufacture of terephthalic acid copolyamides May. 14, 1996
5502155 Manufacture of partially aromatic polyamides Mar. 26, 1996
5468554 Dyed antistain nylon with cationic dye modifier Nov. 21, 1995
5440006 Semi-crystalline, semi-aromatic copolyamides Aug. 8, 1995
5426172 Concentration or separation method, copolyamides copolyimide-amides and the use thereof Jun. 20, 1995
5422420 Terpolyamides and multipolyamides containing amide units of 2-methylpentamethylenediamine and products prepared therefrom Jun. 6, 1995
5378800 Terephthalic acid copolyamides Jan. 3, 1995
5360891 Colorless and transparent, amorphously processable polyamide molding composition having good resistance to stress cracking and good impact strength Nov. 1, 1994
5336754 Preparation of amorphous/semicrystalline semi-aromatic (co)polyamides Aug. 9, 1994
5322923 Semi-crystalline, semi-aromatic copolyamides Jun. 21, 1994
5322922 Copolyamide or copolyimide-amide containing sulfo groups Jun. 21, 1994
5321120 Copolyamide adhesive compositions containing asymmetric aliphatic residues Jun. 14, 1994
5321119 Impact resistant polyamide compositions Jun. 14, 1994
5302691 Manufacture of terephthalic acid/2-methylpentamethylene diamine/hexamethylene diamine copolyamides Apr. 12, 1994
5270437 Process for making partially aromatic polyamides containing 2-methylpentamethylenediamine units Dec. 14, 1993
5264544 Amorphous polyamide composition from neopentyl diamine Nov. 23, 1993
RE34447 Crystalline polyamide composition from dicarboxylic acid mixture and diamine Nov. 16, 1993
5260103 Polyphosphazene derivatives containing carbonyl groups and variously alkylated tertiary amino groups Nov. 9, 1993
5235029 Aromatic copolyamide Aug. 10, 1993
5196501 Substituted aromatic polyamides as orientation layers for liquid crystal display elements and liquid crystal switching elements Mar. 23, 1993

1 2 3 4

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