Contains nontransition elemental metal, hydride thereof, or carbon to non-transition metal atom bond

Subclass of:

526 - Synthetic resins or natural rubbers -- part of the class 520 series

526000000 - SYNTHETIC RESINS (CLASS 520, SUBCLASS 1)

526072000 - POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING

526089000 - Polymerizing in the presence of a specified material other than monomer

526090000 - Material contains transition metal or compound thereof

526123100 - Material contains compound of Group IA (Li, Na, K, Rb, Cs, Fr) or Group IIA (Be, Mg, Ca, Sr, Ba, Ra) metal wherein IA or IIA metal is not bonded to hydrogen or to carbon

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application number	Description	Number of patent applications / Date published
526124200	Contains a magnesium compound as the Group IIA metal compound	114

Entries
Document	Title	Date
20110130530	TWO ATOM BRIDGED DICARBONATE COMPOUNDS AS INTERNAL DONORS IN CATALYSTS FOR POLYPROPYLENE MANUFACTURE - A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins, said catalyst component containing magnesium, titanium, and halogen, and further containing an internal electron donor having a structure:	06-02-2011
20120172550	CATALYST FOR THE HYDROGENATION OF UNSATURATED COMPOUNDS - Homogeneous catalyst based on titanium compounds of the type (R	07-05-2012
20120283397	STYRENE POLYMER AND MANUFACTURING METHOD THEREFOR - A method for manufacturing a styrene polymer having a low number average molecular weight and a low polydispersity index, wherein the polymer has a number average molecular weight of 2000 or less and a polydispersity index of 1.01 to 1.10. For this purpose, the method includes polymerizing a styrene monomer in a solvent comprising an ether group-containing solvent in the presence of a polymerization initiator represented by formula [II], an organometallic compound represented by formula [III], and an organic potassium compound, at a temperature between −10° C. or higher and a boiling point of the solvent or lower.	11-08-2012
20130211022	ATTRITION RESISTANT CATALYST SYSTEM FOR MANUFACTURE OF POLYOLEFINS - Regular shaped magnesium particles containing attrition resistant precursors and procatalysts thereof and processes for their synthesis and their use in the manufacture of polyolefins are described. A process for the synthesis of precursor particles which give highly active and improved surface area procatalysts for producing high bulk density polyolefin resins containing low fines and capable of incorporating high rubber content are described. A process for the synthesis of an attrition resistant precursors to prepare an attrition resistant Zeigler Natta procatalysts synthesized by using the precursors and to the polyolefin resin synthesized using the procatalysts is also described.	08-15-2013
20160046657	ORGANOPALLADIUM COMPOUNDS AS POLYMERIZATION CATALYSTS - A series of bicycloalkene-palladium compounds having utility as addition polymerization catalysts are disclosed. Also disclosed are the methods of making these compounds.	02-18-2016
20180022841	DIP-FORMING SYNTHETIC ISOPRENE POLYMER LATEX, DIP-FORMING COMPOSITION, AND DIP-FORMED ARTICLE	01-25-2018