Class information for:
Level 2: ETHYLENE POLYMERIZATION//METALLOCENE CATALYSTS//METHYLALUMINOXANE

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
720 12132 34.4 67%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 3)


ID, lev.
above		 Publications Label for level above
121 66393 ORGANOMETALLICS//JOURNAL OF ORGANOMETALLIC CHEMISTRY//ETHYLENE POLYMERIZATION

Classes in level below (level 1)


ID, lev. below Publications Label for level below
63 4529 METALLOCENE CATALYSTS//OLEFIN POLYMERIZATION//METALLOCENE
2247 2236 ZIEGLER NATTA CATALYST//ZIEGLER NATTA CATALYSTS//ZIEGLER NATTA POLYMERIZATION
3010 2011 ETHYLENE OLIGOMERIZATION//ENGN PLAST//ETHYLENE POLYMERIZATION
10186 1020 BUTADIENE POLYMERIZATION//HIGH PERFORMANCE SYNTHET RUBBER//DIENE POLYMERIZATION
12355 848 NORBORNENE//NORBORNENE POLYMERIZATION//VINYL ADDITION POLYMERIZATION
13178 790 SUPPORTED METALLOCENE//SUPPORTED METALLOCENE CATALYST//SUPPORTED METALLOCENES
17086 554 CARBENE POLYMERIZATION//FUNCTIONAL POLYOLEFIN//POLYHOMOLOGATION
30039 144 POLYMER MODIFICATION REACTIONS//ADHESION STUDIES//CHEMICAL AND ELECTROCHEMICAL SYNTHESIS

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 ETHYLENE POLYMERIZATION Author keyword 571 74% 3% 419
2 METALLOCENE CATALYSTS Author keyword 437 73% 3% 337
3 METHYLALUMINOXANE Author keyword 397 90% 1% 172
4 ZIEGLER NATTA POLYMERIZATION Author keyword 344 77% 2% 234
5 OLEFIN POLYMERIZATION Author keyword 341 75% 2% 245
6 ZIEGLER NATTA CATALYST Author keyword 281 77% 2% 191
7 PROPYLENE POLYMERIZATION Author keyword 229 89% 1% 104
8 METALLOCENE CATALYST Author keyword 222 71% 1% 181
9 METALLOCENE Author keyword 200 49% 2% 296
10 ZIEGLER NATTA CATALYSTS Author keyword 134 76% 1% 93

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 ETHYLENE POLYMERIZATION 571 74% 3% 419 Search ETHYLENE+POLYMERIZATION Search ETHYLENE+POLYMERIZATION
2 METALLOCENE CATALYSTS 437 73% 3% 337 Search METALLOCENE+CATALYSTS Search METALLOCENE+CATALYSTS
3 METHYLALUMINOXANE 397 90% 1% 172 Search METHYLALUMINOXANE Search METHYLALUMINOXANE
4 ZIEGLER NATTA POLYMERIZATION 344 77% 2% 234 Search ZIEGLER+NATTA+POLYMERIZATION Search ZIEGLER+NATTA+POLYMERIZATION
5 OLEFIN POLYMERIZATION 341 75% 2% 245 Search OLEFIN+POLYMERIZATION Search OLEFIN+POLYMERIZATION
6 ZIEGLER NATTA CATALYST 281 77% 2% 191 Search ZIEGLER+NATTA+CATALYST Search ZIEGLER+NATTA+CATALYST
7 PROPYLENE POLYMERIZATION 229 89% 1% 104 Search PROPYLENE+POLYMERIZATION Search PROPYLENE+POLYMERIZATION
8 METALLOCENE CATALYST 222 71% 1% 181 Search METALLOCENE+CATALYST Search METALLOCENE+CATALYST
9 METALLOCENE 200 49% 2% 296 Search METALLOCENE Search METALLOCENE
10 ZIEGLER NATTA CATALYSTS 134 76% 1% 93 Search ZIEGLER+NATTA+CATALYSTS Search ZIEGLER+NATTA+CATALYSTS

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class
1 OLEFIN POLYMERIZATION 2586 62% 22% 2683
2 PROPENE POLYMERIZATION 1992 92% 7% 802
3 PROPYLENE POLYMERIZATION 1662 91% 6% 703
4 METALLOCENE CATALYSTS 1607 77% 9% 1104
5 ZIEGLER NATTA CATALYSTS 1419 83% 7% 813
6 ETHYLENE POLYMERIZATION 1247 58% 12% 1436
7 ALPHA OLEFINS 1208 65% 10% 1163
8 ZIRCONOCENE CATALYSTS 824 87% 3% 411
9 METHYLALUMINOXANE 643 90% 2% 284
10 METHYLALUMOXANE 593 83% 3% 334

Journals


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 MACROMOLECULAR REACTION ENGINEERING 21 22% 1% 86
2 POLYMER REACTION ENGINEERING 2 11% 0% 17

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Advances in non-metallocene olefin polymerization catalysis 2003 1862 423 71%
Late-metal catalysts for ethylene homo- and copolymerization 2000 2088 168 81%
FI Catalysts for Olefin Polymerization-A COrnprehensive Treatment 2011 172 573 83%
STEREOSPECIFIC OLEFIN POLYMERIZATION WITH CHIRAL METALLOCENE CATALYSTS 1995 2459 405 78%
Living alkene polymerization: New methods for the precision synthesis of polyolefins 2007 325 189 89%
The search for new-generation olefin polymerization catalysts: Life beyond metallocenes 1999 1532 182 66%
Bis(imino)pyridines: Surprisingly reactive ligands and a gateway to new families of catalysts 2007 335 231 74%
Multinuclear Olefin Polymerization Catalysts 2011 125 283 75%
Cocatalysts for metal-catalyzed olefin polymerization: Activators, activation processes, and structure-activity relationships 2000 1241 284 81%
Selectivity in propene polymerization with metallocene catalysts 2000 948 383 84%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 ENGN PLAST 72 32% 1.5% 185
2 G NATTA 37 81% 0.2% 22
3 CHANGCHUN BRANCH 28 51% 0.3% 39
4 CHAIR CHEM MAT SCI 26 50% 0.3% 37
5 CATALYST MAT RELIANCE TECHNOL 24 91% 0.1% 10
6 PROC TECHNOL TWENTE 21 90% 0.1% 9
7 HIGH PERFORMANCE SYNTHET RUBBER 20 100% 0.1% 9
8 LEHRSTUHL CHEM MAT WISSEN 18 83% 0.1% 10
9 SYNTHET IN PETROCHEM TECHNOL 18 89% 0.1% 8
10 STATE ENGN PLAST 17 23% 0.5% 65

Related classes at same level (level 2)


Rank Relatedness score Related classes
1 0.0000016913 CYCLOALUMINATION//TITANOCENE//METHYLTRIOXORHENIUM
2 0.0000014974 GALLIUM//PHOSPHORANEIMINATO COMPLEXES//CYCLOOCTATETRAENYL COMPLEXES
3 0.0000011233 ISOTACTIC POLYPROPYLENE//SYNDIOTACTIC POLYSTYRENE//BETA NUCLEATING AGENT
4 0.0000008820 POLYKETONE//AMINOHALOGENATION//HYDROESTERIFICATION
5 0.0000008081 METATHESIS//OLEFIN METATHESIS//ROMP
6 0.0000007978 SCORPIONATES//SCORPIONATE LIGANDS//PYRAZOLYLBORATES
7 0.0000006935 FORMAZANS//FORMAZAN DYES//FORMAZAN
8 0.0000006867 ETHYLBENZENE DEHYDROGENATION//PHILLIPS CATALYST//REACT DYNAM GRP
9 0.0000006398 LIVING POLYMERIZATION//MACROMOL ENGN//ATOM TRANSFER RADICAL POLYMERIZATION ATRP
10 0.0000006304 PHENYLPROPIOLIC ACID//ORGANOHYDROBORATE//SODIUM TETRAHYDROBORATE