Class information for:
Level 3: METALLOCENE CATALYSTS//ETHYLENE POLYMERIZATION//METATHESIS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
533 19571 37.3 69%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
5 4 CHEMISTRY, ORGANIC//CHEMISTRY, INORGANIC & NUCLEAR//CHEMISTRY, MULTIDISCIPLINARY 1745167
533 3       METALLOCENE CATALYSTS//ETHYLENE POLYMERIZATION//METATHESIS 19571
562 2             METALLOCENE CATALYSTS//ETHYLENE POLYMERIZATION//SYNDIOTACTIC POLYSTYRENE 14488
2125 2             METATHESIS//OLEFIN METATHESIS//ROMP 5083

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 METALLOCENE CATALYSTS authKW 620020 3% 75% 532
2 ETHYLENE POLYMERIZATION authKW 580751 2% 79% 469
3 METATHESIS authKW 506085 4% 41% 799
4 SYNDIOTACTIC POLYSTYRENE authKW 423555 2% 85% 321
5 ZIEGLER NATTA CATALYST authKW 397711 2% 83% 309
6 OLEFIN POLYMERIZATION authKW 356199 1% 82% 278
7 OLEFIN METATHESIS authKW 350212 2% 67% 337
8 ZIEGLER NATTA POLYMERIZATION authKW 349104 1% 86% 261
9 METHYLALUMINOXANE authKW 254465 1% 92% 178
10 METALLOCENES authKW 245271 2% 34% 468

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Polymer Science 196420 38% 2% 7417
2 Chemistry, Inorganic & Nuclear 57979 20% 1% 3898
3 Chemistry, Organic 35401 20% 1% 3965
4 Chemistry, Multidisciplinary 11192 18% 0% 3493
5 Chemistry, Physical 4067 13% 0% 2467
6 Engineering, Chemical 1524 5% 0% 1007
7 Chemistry, Applied 583 2% 0% 476
8 Engineering, Petroleum 431 1% 0% 112
9 Crystallography 378 2% 0% 365
10 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 15 0% 0% 56

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 ENGN PLAST 138210 1% 37% 240
2 UMR 9986 68538 0% 68% 65
3 CHIM ORGANOMET SUR E 65402 0% 59% 71
4 ARNOLD MABEL BECKMAN S CHEM SYNTHESIS 54032 0% 54% 64
5 CHEM 6 331 53883 0% 82% 42
6 ARNOLD MABEL BECKMAN S CHEM SYNTH 53400 1% 32% 106
7 CHANGCHUN BRANCH 51756 0% 60% 55
8 CHAIR CHEM MAT SCI 38558 0% 52% 48
9 STATE ENGN PLAST 30366 0% 26% 74
10 G NATTA 29432 0% 82% 23

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 ORGANOMETALLICS 142079 8% 6% 1549
2 MACROMOLECULAR CHEMISTRY AND PHYSICS 67610 3% 8% 540
3 MACROMOLECULES 61071 6% 3% 1241
4 JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL 58791 3% 6% 595
5 JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 55037 4% 5% 759
6 JOURNAL OF ORGANOMETALLIC CHEMISTRY 48086 5% 3% 931
7 MACROMOLECULAR REACTION ENGINEERING 32689 1% 21% 99
8 MACROMOLECULAR RAPID COMMUNICATIONS 30968 2% 6% 319
9 JOURNAL OF MOLECULAR CATALYSIS 24222 1% 7% 214
10 MACROMOLECULAR SYMPOSIA 20471 1% 5% 249

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 METALLOCENE CATALYSTS 620020 3% 75% 532 Search METALLOCENE+CATALYSTS Search METALLOCENE+CATALYSTS
2 ETHYLENE POLYMERIZATION 580751 2% 79% 469 Search ETHYLENE+POLYMERIZATION Search ETHYLENE+POLYMERIZATION
3 METATHESIS 506085 4% 41% 799 Search METATHESIS Search METATHESIS
4 SYNDIOTACTIC POLYSTYRENE 423555 2% 85% 321 Search SYNDIOTACTIC+POLYSTYRENE Search SYNDIOTACTIC+POLYSTYRENE
5 ZIEGLER NATTA CATALYST 397711 2% 83% 309 Search ZIEGLER+NATTA+CATALYST Search ZIEGLER+NATTA+CATALYST
6 OLEFIN POLYMERIZATION 356199 1% 82% 278 Search OLEFIN+POLYMERIZATION Search OLEFIN+POLYMERIZATION
7 OLEFIN METATHESIS 350212 2% 67% 337 Search OLEFIN+METATHESIS Search OLEFIN+METATHESIS
8 ZIEGLER NATTA POLYMERIZATION 349104 1% 86% 261 Search ZIEGLER+NATTA+POLYMERIZATION Search ZIEGLER+NATTA+POLYMERIZATION
9 METHYLALUMINOXANE 254465 1% 92% 178 Search METHYLALUMINOXANE Search METHYLALUMINOXANE
10 METALLOCENES 245271 2% 34% 468 Search METALLOCENES Search METALLOCENES

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 FUJITA, T , IWASHITA, A , TERAO, H , MAKIO, H , (2011) FI CATALYSTS FOR OLEFIN POLYMERIZATION-A CORNPREHENSIVE TREATMENT.CHEMICAL REVIEWS. VOL. 111. ISSUE 3. P. 2363 -2449 524 90% 227
2 VOUGIOUKALAKIS, GC , GRUBBS, RH , (2010) RUTHENIUM-BASED HETEROCYCLIC CARBENE-COORDINATED OLEFIN METATHESIS CATALYSTS.CHEMICAL REVIEWS. VOL. 110. ISSUE 3. P. 1746 -1787 298 81% 907
3 GIBSON, VC , SPITZMESSER, SK , (2003) ADVANCES IN NON-METALLOCENE OLEFIN POLYMERIZATION CATALYSIS.CHEMICAL REVIEWS. VOL. 103. ISSUE 1. P. 283 -315 330 78% 1974
4 BRINTZINGER, HH , FISCHER, D , MULHAUPT, R , RIEGER, B , WAYMOUTH, RM , (1995) STEREOSPECIFIC OLEFIN POLYMERIZATION WITH CHIRAL METALLOCENE CATALYSTS.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 34. ISSUE 11. P. 1143 -1170 321 78% 2525
5 SEVERN, JR , CHADWICK, JC , DUCHATEAU, R , FRIEDERICHS, N , (2005) "BOUND BUT NOT GAGGED " - IMMOBILIZING SINGLE-SITE ALPHA-OLEFIN POLYMERIZATION CATALYSTS.CHEMICAL REVIEWS. VOL. 105. ISSUE 11. P. 4073-4147 463 79% 292
6 RESCONI, L , CAVALLO, L , FAIT, A , PIEMONTESI, F , (2000) SELECTIVITY IN PROPENE POLYMERIZATION WITH METALLOCENE CATALYSTS.CHEMICAL REVIEWS. VOL. 100. ISSUE 4. P. 1253 -1345 325 84% 1002
7 TAKEUCHI, D , (2010) RECENT PROGRESS IN OLEFIN POLYMERIZATION CATALYZED BY TRANSITION METAL COMPLEXES: NEW CATALYSTS AND NEW REACTIONS.DALTON TRANSACTIONS. VOL. 39. ISSUE 2. P. 311 -328 359 90% 85
8 CHEN, EYX , MARKS, TJ , (2000) COCATALYSTS FOR METAL-CATALYZED OLEFIN POLYMERIZATION: ACTIVATORS, ACTIVATION PROCESSES, AND STRUCTURE-ACTIVITY RELATIONSHIPS.CHEMICAL REVIEWS. VOL. 100. ISSUE 4. P. 1391 -1434 232 81% 1326
9 MU, HL , PAN, L , SONG, DP , LI, YS , (2015) NEUTRAL NICKEL CATALYSTS FOR OLEFIN HOMO- AND COPOLYMERIZATION: RELATIONSHIPS BETWEEN CATALYST STRUCTURES AND CATALYTIC PROPERTIES.CHEMICAL REVIEWS. VOL. 115. ISSUE 22. P. 12091 -12137 256 91% 13
10 GUO, LH , DAI, SY , SUI, XL , CHEN, CL , (2016) PALLADIUM AND NICKEL CATALYZED CHAIN WALKING OLEFIN POLYMERIZATION AND COPOLYMERIZATION.ACS CATALYSIS. VOL. 6. ISSUE 1. P. 428 -441 148 93% 17

Classes with closest relation at Level 3


Rank Class id link
1 253 POLYMER SCIENCE//POLYMER//JOURNAL OF APPLIED POLYMER SCIENCE
2 36 CHEMISTRY, INORGANIC & NUCLEAR//ORGANOMETALLICS//JOURNAL OF ORGANOMETALLIC CHEMISTRY
3 105 POLYMER SCIENCE//JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY//MACROMOLECULES
4 554 CARBORANES//BNCT//BORON NEUTRON CAPTURE THERAPY
5 414 HYDROFORMYLATION//HYDROGENATION//DIMETHYL CARBONATE
6 651 GOSSYPOL//3 MCPD//VORONOI DIAGRAM
7 1 CHEMISTRY, ORGANIC//TETRAHEDRON LETTERS//JOURNAL OF ORGANIC CHEMISTRY
8 492 POLYHYDROXYALKANOATES//RING OPENING POLYMERIZATION//POLY3 HYDROXYBUTYRATE
9 151 CHEMISTRY, INORGANIC & NUCLEAR//PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS//CHEMISTRY, ORGANIC
10 490 FERROCENE//AROMATICITY//CYCLOPHANES

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