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Class Information
Number: 528/335
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
Description: Subject matter wherein a polymer is derived from a dicarboxylic acid or from a dicarboxylic acid derivative thereof and an organic amine, or wherein a reactant is an organic amine salt of a dicarboxylic acid or derivative.










Sub-classes under this class:

Class Number Class Name Patents
528/347 Aryl ring-containing reactant 377
528/344 Bridged- or fused-ring-containing reactant other than as anhydride fused to a nonfused- or bridged-ring system 132
528/343 Carboxylic acid containing (c=o)-(c=o) or is a derivative thereof, e.g., oxalic acid, etc. 41
528/346 Cycloaliphatic ring-containing reactant 139
528/345 Ethylenically unsaturated reactant 219
528/338 From at least two dicarboxylic acids or derivatives or mixtures thereof and at least two organic polyamines 256
528/339 From at least two dicarboxylic acids or derivatives or mixtures thereof 351
528/340 From at least two organic polyamines 362
528/342 From reactant containing at least three amino-nitrogen-containing groups or with a carboxylic acid containing at least three carboxylic acid groups or deivatives thereof 337
528/341 Heterocyclic-containing reactant other than cyclic acid anhydride as sole hetero ring 349
528/337 Phosphorus- or sulfur-containing reactant 391
528/336 Polymerizing in the presence of a specified material 550
528/349 Reactant contains three carbon atoms directly bonded to a single carbon atom 158


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Patent Number Title Of Patent Date Issued
8703901 Transparent, highly heat-resistant polyimide precursor and photosensitive polyimide composition thereof Apr. 22, 2014
8703879 Continuous method for multi-staged drying and subsequent condensation of a polyamide granulate Apr. 22, 2014
8685431 Biologically absorbable coatings for implantable devices based on copolymers having ester bonds and methods for fabricating the same Apr. 1, 2014
8674055 Method for producing polyamide resin Mar. 18, 2014
8653286 Intermediates useful in the preparation of maleimide functionalized polymers Feb. 18, 2014
8653202 Adhesive composition for semiconductor, semiconductor device making use of the same and process for producing semiconductor device Feb. 18, 2014
8648168 Biodegradable polyesteretheramide Feb. 11, 2014
8642722 Preparation method of polybenzimidazole Feb. 4, 2014
8618225 Method for producing polyamides Dec. 31, 2013
8603634 End-capped poly(ester amide) copolymers Dec. 10, 2013
8604232 Method for producing monoamino-functionalised dialkylphosphinite acids esters and salts and use thereof Dec. 10, 2013
8598303 Process to produce valerolactone from levulinic acid Dec. 3, 2013
8580913 Polyimide resin Nov. 12, 2013
8563680 Heat-aging-resistant polyamides Oct. 22, 2013
8557928 Liquid crystal alignment agent, liquid crystal alignment film manufactured using the same, and liquid crystal display device including the liquid crystal alignment film Oct. 15, 2013
8536281 Method for synthesizing supramolecular materials Sep. 17, 2013
8530571 Polyamide compositions having high acid ends Sep. 10, 2013
8530003 Polybenzoxazole precursor, photosensitive resin composition using the same, and manufacturing method of semiconductor device Sep. 10, 2013
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
8492507 Acetylenic polyamide Jul. 23, 2013
8487039 Salt resistant polyamide compositions Jul. 16, 2013
8476334 Acrylated polyamides Jul. 2, 2013
8476386 Hyperbranched polymers and their applications Jul. 2, 2013
8449809 Polymer powder comprising polyamide use thereof in a moulding method and moulded body made from said polymer powder May. 28, 2013
8450447 Copolyesteramides with decreased perfection of the amide sequence May. 28, 2013
8415417 Non-fibrous polymer solution of para-aramid with high relative viscosity Apr. 9, 2013
8362191 Polyamide resin and hinged molded product Jan. 29, 2013
8357455 Transparent moulding compound 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
8317967 Structural urethane adhesives comprising amide polyols Nov. 27, 2012
8309663 Water-entrained-polyimide chemical compositions for use in high-performance composite fabrication Nov. 13, 2012
8293863 Polyamide curative from substituted amine and dimer fatty acid or ester Oct. 23, 2012
8268937 Crosslinkable aramid copolymers Sep. 18, 2012
8268956 Transparent mold made of a polyamide molding material Sep. 18, 2012
8236922 Polyamide polymer Aug. 7, 2012
8232366 Transparent, highly heat-resistant polyimide precursor and photosensitive polyimide composition thereof Jul. 31, 2012
8207287 Polycarbonate polymers containing bisphenol compounds Jun. 26, 2012
8178648 Diaminium bis-3,5-dicarboxybenzensulfonate and tri-diaminium bis-3,5-dicarboxybenzensulfonate and methods for producing same May. 15, 2012
8138259 Polyamide molding materials with an improved flowability, the production thereof and its use Mar. 20, 2012
8133550 Polybenzoxazole precursor, photosensitive resin composition using the same, and manufacturing method of semiconductor device Mar. 13, 2012
8067527 Polyamic acid and polyimide Nov. 29, 2011
8048493 Method of forming piezoelectric resin film Nov. 1, 2011
8030436 Poly(ester-amide) elastomers and their use with implantable medical devices Oct. 4, 2011
8030364 Polyols and polyurethanes, polyurethaneforms using the same Oct. 4, 2011
8017717 Method of producing polyesters Sep. 13, 2011
7972536 Electrically conductive, optically transparent polymer/carbon nanotube composites Jul. 5, 2011
7973125 Method of evaluating polymide dissolution rate, method of producing polymide, and polymide obtained using same methods Jul. 5, 2011
7910652 Polyamide molding materials with an improved flowability, the production thereof and its use Mar. 22, 2011
7906043 Electrically conductive, optically transparent polymer/carbon nanotube composites and process for preparation thereof Mar. 15, 2011

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17










 
 
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