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Class Information
Number: 528/347
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 > Aryl ring-containing reactant
Description: Subject matter wherein at least one reactant contains an aromatic ring.










Sub-classes under this class:

Class Number Class Name Patents
528/348 All reactants contain at least one aryl ring 304


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8674056 Methods for producing lactide with recycle of meso-lactide Mar. 18, 2014
8642716 Branched polyamides comprising unsaturated ends Feb. 4, 2014
8519040 Ionic organic compound, production method thereof, hydrogelling agent composed of the ionic organic compound, hydrogel containing same, methanol gelling agent, methanol gel containing same, an Aug. 27, 2013
8487039 Salt resistant polyamide compositions Jul. 16, 2013
8420772 Semi-aromatic polyamide and a method for preparation with low wastewater discharge Apr. 16, 2013
8357753 Screen-printable encapsulants based on polyhydroxyamides that thermally convert to polybenzoxazoles Jan. 22, 2013
8354493 Polyamic acid composition, polyimide endless belt, belt supporting member, fixing member and image formation device Jan. 15, 2013
8338561 High melting point polyamide Dec. 25, 2012
8297832 Process for producing polyamide Oct. 30, 2012
8211975 Fuser member having fluorinated polyimide outer layer Jul. 3, 2012
8158268 Metal-coated polyimide film Apr. 17, 2012
8138259 Polyamide molding materials with an improved flowability, the production thereof and its use Mar. 20, 2012
8048493 Method of forming piezoelectric resin film Nov. 1, 2011
8003749 Fluorine-containing dicarboxylic acids and their novel polymer compounds Aug. 23, 2011
7989579 Production of a functionalized polytriazole polymer Aug. 2, 2011
7910652 Polyamide molding materials with an improved flowability, the production thereof and its use Mar. 22, 2011
7847031 Continuous process for the preparation of a reactive polymer Dec. 7, 2010
7843045 Thermoplastic resin composition for semiconductor, adhesion film, lead frame, and semiconductor device using the same, and method of producing semiconductor device Nov. 30, 2010
7811660 Polyimide film having high adhesiveness and method for producing same Oct. 12, 2010
7786222 Polyamide oligomers and their use Aug. 31, 2010
7687562 Polyamide resin composition Mar. 30, 2010
7678879 Adhesive composition of phenol-functional polyamides Mar. 16, 2010
7605223 Low melt viscosity imide oligomers and polyimides therefrom Oct. 20, 2009
7550553 Fluorinated diamine and polymer made from the same Jun. 23, 2009
7407544 Polymeric dispersants based on addition of amines to dialkylsuccinyl succinate or its derivatives Aug. 5, 2008
7329719 Ester-terminated poly(ester-amide) in personal care products Feb. 12, 2008
7253249 Ester-terminated poly(ester-amide) in personal care products Aug. 7, 2007
7193030 Acid anhydride and polyimide using the same Mar. 20, 2007
7173101 High toluene diisocyanate-stable blue colorants Feb. 6, 2007
7173103 Modified Suzuki-method for polymerization of aromatic monomers Feb. 6, 2007
7138476 Compositions for golf equipment Nov. 21, 2006
7138483 Monomers, conjugated polymers and electronic devices using such polymers Nov. 21, 2006
7115703 Compositions for golf equipment Oct. 3, 2006
7112647 Fluorinated polymer Sep. 26, 2006
7101652 Photosensitive resin compositions Sep. 5, 2006
7064176 Coating material for electronic components Jun. 20, 2006
7057008 Packaging and containers made of water-soluble polyamides and processes for their manufacture Jun. 6, 2006
7053172 Fuel-barrier polyamide resin and multilayer shaped article May. 30, 2006
7053169 Polyamide molding compounds for producing optical lenses May. 30, 2006
7045241 Proton conductive solid polymer electrolyte and method for producing the same May. 16, 2006
7038006 Polyamide and resin composition May. 2, 2006
6943231 Transparent polyamide molding materials having improved transparency, resistance to chemicals and high permanent fatigue strength Sep. 13, 2005
6936682 Polyamide Aug. 30, 2005
6906165 Copolyamides and compositions based on same Jun. 14, 2005
6900284 POLY-O-HYDROXYAMIDES, POLYBENZOXAZOLES, PROCESSES FOR PRODUCING POLY-O-HYDROXYAMIDES, PROCESSES FOR PRODUCING POLYBENZOXAZOLES, DIELECTRICS INCLUDING A POLYBENZOXAZOLE, ELECTRONIC COMPONENTS I May. 31, 2005
6884865 Copolyamides and compositions based on same Apr. 26, 2005
6875245 Ester-terminated poly(ester-amides) in personal care products Apr. 5, 2005
6846868 Polyamide composition Jan. 25, 2005
6812324 Method for preparing nylon 6 copolymer containing sulfonate comonomers Nov. 2, 2004
6753048 Material for liquid-crystal alignment film, liquid-crystal display element, process for its production and liquid-crystal display unit Jun. 22, 2004

1 2 3 4 5 6 7 8










 
 
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