SK CHEMICALS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 4773
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 35220
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2195
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 17121
 
  
 
C07D HETEROCYCLIC COMPOUNDS 10152
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 870
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 894
 
  
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 689
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 6119
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM6151

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0010,688 COMPOSITE PISTON PIN AND MANUFACTURING METHOD OF THE SAMENov 16, 16Jan 11, 18[F16J, B32B]
2017/0313,118 MULTILAYER PLASTIC CARDOct 29, 15Nov 02, 17[B42D, B32B]
2017/0275,444 POLYMER RESIN COMPOSITIONOct 13, 15Sep 28, 17[C08J, C08L]
2017/0267,813 PROCESS FOR PRODUCING POLY(TRIMETHYLENE TEREPHTHALATE) CONTAINING LOW LEVELS OF BY-PRODUCTSAug 21, 15Sep 21, 17[C08G]
2017/0144,420 MULTILAYER POLYESTER SHEET AND MOLDED PRODUCT MADE OF THE SAMEFeb 11, 15May 25, 17[C09D, B32B]
2017/0049,782 ACTIVE INGREDIENT (I) CONTAINING COMPOSITION AND METHOD FOR PREPARING SAMEApr 22, 15Feb 23, 17[A61K]
2016/0369,094 HIGH HEAT RESISTANT POLYMER RESIN COMPOSITION HAVING EXCELLENT CHEMICAL RESISTANEJun 23, 14Dec 22, 16[C08L]
2016/0130,414 HEAT SHRINKABLE FILM COMPRISING POLYESTER BASED COPOLYMERJun 16, 14May 12, 16[C08J, B29C]
2016/0122,536 CHEMICAL RESISTANT POLYMER RESIN COMPOSITION FOR VEHICLE OVERHEAD CONSOLEOct 27, 15May 05, 16[C08L]
2016/0068,629 POLYESTER BASED COPOLYMER RESIN AND MOLDED PRODUCT COMPRISING THE SAMEApr 30, 14Mar 10, 16[C08G]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9917256 Compound for organic electroluminescent device and organic electroluminescent device including the sameOct 04, 13Mar 13, 18[C09K, H01L, C07D, C07C]
9877948 Rotigotine-containing transdermal absorption preparation with improved stabilityNov 17, 16Jan 30, 18[A61K]
9777151 Polymer resin composition having excellent impact resistance or heat resistanceFeb 06, 14Oct 03, 17[C08L]
9750743 Composition comprising phosphodiesterase type 5 inhibitor for inhibiting apoptosis of nerve cellsDec 04, 13Sep 05, 17[A61K]
9725581 Polycyclohexylenedimethylene terephthalate resin compositionNov 11, 14Aug 08, 17[C08K]
9725592 Components for vehicles, electric/electronic products, home appliances, office equipments or household itemsJun 23, 14Aug 08, 17[C08L]
9676903 Polyester resin and method for preparing the sameApr 14, 16Jun 13, 17[C08G]
9670323 Method for separating volatile substances from material mixtures and device for producing polyarylene sulfidesJun 13, 16Jun 06, 17[C08G, B01J]
9662868 Thermoplastic molded product comprising a decorative materialDec 23, 10May 30, 17[B44F, B32B, B44C]
9650515 Polyarylene sulfide resin composition and a preparation method thereofJun 05, 13May 16, 17[C08L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
9469719 Polylactic acid resin, preparation method thereof, and packing film comprising the sameWithdrawnNov 02, 11Oct 18, 16[C08G]
2016/0122,485 HEAT SHRINKABLE FILM COMPOSITION COMPRISING POLYETHYLENETEREPHTALATE RESIN AND POLYESTER BASED COPOLYMER, AND HEAT SHRINKABLE FILMAbandonedJun 16, 14May 05, 16[C08J, B29C, C08L]
2015/0353,687 METHOD FOR PREPARING POLYARYLENE SULFIDE WITH REDUCED FREE IODINE CONTENTAbandonedAug 20, 15Dec 10, 15[C08G]
2015/0343,076 MULTIVALENT PNEUMOCOCCAL POLYSACCHARIDE-PROTEIN CONJUGATE COMPOSITIONAbandonedDec 05, 13Dec 03, 15[A61K]
2015/0203,808 CELLULASE-PRODUCING NOVEL STRAIN AND SACCHARIFICATION METHOD USING THE SAMEAbandonedFeb 21, 13Jul 23, 15[C12R, C12P, C12N]
2015/0147,549 POLYLACTIC ACID RESIN AND PACKAGING FILM COMPRISING THE SAMEAbandonedMay 29, 13May 28, 15[C08G]
2015/0118,282 TRANSDERMALLY ABSORBABLE PREPARATION CONTAINING ROTIGOTINEAbandonedJan 05, 15Apr 30, 15[A61K]
2015/0118,309 PREPARATION FOR PERCUTANEOUS ABSORPTION CONTAINING ROTIGOTINEAbandonedJan 06, 15Apr 30, 15[A61K]
2014/0350,215 METHOD FOR PREPARING POLYARYLENE SULFIDE HAVING REDUCED IODINE CONTENTAbandonedMay 15, 14Nov 27, 14[C08G]
2014/0213,647 COMPOUND USEFUL FOR PREVENTING OR TREATING IRRITABLE BOWEL SYNDROME AND COMPOSITION INCLUDING SAMEAbandonedMay 16, 12Jul 31, 14[C07C]
2014/0039,149 COPOLYMER POLYESTER RESIN AND MOLDED PRODUCT USING SAMEAbandonedOct 11, 13Feb 06, 14[C08G]
2014/0018,497 COPOLYMER POLYESTER RESIN AND MOLDED PRODUCT USING SAMEAbandonedSep 19, 13Jan 16, 14[C08G]
2014/0011,976 POLYESTER RESIN RESULTING FROM THE COPOLYMERISATION OF LACTIC ACID AND ISOSORBIDE, AND A PRODUCTION METHOD THEREFORAbandonedMar 28, 12Jan 09, 14[C08G]
2013/0245,066 2-Pyridyl substituted imidazoles as ALK5 and/or ALK4 inhibitorsAbandonedJun 22, 11Sep 19, 13[A61K]
2013/0224,257 METHOD FOR PREPARING MICROSPHERES AND MICROSPHERES PRODUCED THEREBYAbandonedJan 18, 13Aug 29, 13[A61K]
2013/0217,835 POLYESTER/POLYCARBONATE BLEND HAVING EXCELLENT THERMAL STABILITY AND COLOR STABILITYAbandonedOct 28, 11Aug 22, 13[C08L]
2013/0183,741 MDCK-DERIVED CELL LINES ADAPTED TO SERUM-FREE CULTURE AND SUSPENSION CULTURE AND METHOD FOR PREPARING VACCINE VIRUS USING THE CELLSAbandonedMar 05, 13Jul 18, 13[A61K]
2013/0046,025 COMPOSITION WITH LOW SKIN IRRITATION FOR TRANSDERMAL DELIVERY OF TOLTERODINEAbandonedFeb 17, 11Feb 21, 13[A61K, A61P]
2012/0330,061 PREPARATION METHOD OF N,N'-DIALKYL-3,3'-DITHIODIPROPIONAMIDEAbandonedDec 06, 10Dec 27, 12[C07C]
2012/0271,044 VANADYL PHTHALOCYANINE COMPOUNDS AND NEAR-INFRARED ABSORPTION FILTERS USING SAMEAbandonedDec 16, 10Oct 25, 12[C09B]

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