Inventor · disambiguated record
Frederick J. Karol
Also filed as: KAROL FREDERICK J · KAROL FREDERICK JOHN · LEVINE ISAAC J
102 granted patents·2 pending applications·6,906 citations·filing 1973–2004
99Inventor score
Files withUNION CARBIDE CORP43UNION CARBIDE CHEM PLASTIC41UNIVATION TECH LLC15KAROL FREDERICK J1TECHNOLOGY CORP1
Top patents by PatentIndex Score
104 records- 0199US5317036AGas phase polymerization reactions utilizing soluble unsupported catalystsUNION CARBIDE CHEM PLASTIC·Filed 1992·Granted May 31, 1994·598 cites·20 claims
- 0299US4302565AImpregnated polymerization catalyst, process for preparing, and use for ethylene copolymerizationUNION CARBIDE CORP·Filed 1979·Granted Nov 24, 1981·463 cites·6 claims
- 0398US6894128B2Catalyst composition, method of polymerization, and polymer therefromUNIVATION TECH LLC·Filed 2003·Granted May 17, 2005·106 cites·18 claims
- 0498US6841631B2Catalyst composition, method of polymerization, and polymer therefromUNIVATION TECH LLC·Filed 2003·Granted Jan 11, 2005·107 cites·46 claims
- 0598US6340730B1Multiple catalyst systemUNIVATION TECH LLC·Filed 1999·Granted Jan 22, 2002·187 cites·27 claims
- 0698US6274684B1Catalyst composition, method of polymerization, and polymer therefromUNIVATION TECH LLC·Filed 1999·Granted Aug 14, 2001·213 cites·21 claims
- 0798US4482687APreparation of low-density ethylene copolymers in fluid bed reactorUNION CARBIDE CORP·Filed 1983·Granted Nov 13, 1984·306 cites·14 claims
- 0898US4302566APreparation of ethylene copolymers in fluid bed reactorUNION CARBIDE CORP·Filed 1979·Granted Nov 24, 1981·579 cites·12 claims
- 0998US4077904AOlefin polymerization process and catalyst thereforUNION CARBIDE CORP·Filed 1976·Granted Mar 7, 1978·137 cites·14 claims
- 1098US4011382APreparation of low and medium density ethylene polymer in fluid bed reactorUNION CARBIDE CORP·Filed 1975·Granted Mar 8, 1977·414 cites·10 claims
- 1197US6534604B2Catalyst composition, method of polymerization, and polymer therefromUNIVATION TECH LLC·Filed 2001·Granted Mar 18, 2003·58 cites·15 claims
- 1297US5648310ASpray dried, filled metallocene catalyst composition for use in polyolefin manufactureUNION CARBIDE CHEM PLASTIC·Filed 1995·Granted Jul 15, 1997·140 cites·8 claims
- 1397US5527752ACatalysts for the production of polyolefinsUNION CARBIDE CHEM PLASTIC·Filed 1995·Granted Jun 18, 1996·156 cites·21 claims
- 1497US4994534AProcess for producing sticky polymersUNION CARBIDE CHEM PLASTIC·Filed 1989·Granted Feb 19, 1991·263 cites·27 claims
- 1597US4508842AEthylene polymerization using supported vanadium catalystUNION CARBIDE CORP·Filed 1983·Granted Apr 2, 1985·191 cites·5 claims
- 1696US6069213AMixed catalyst systemUNION CARBIDE CHEM PLASTIC·Filed 1997·Granted May 30, 2000·163 cites·4 claims
- 1796US4101445APreparation of modified and activated chromocene catalysts for ethylene polymerizationUNION CARBIDE CORP·Filed 1976·Granted Jul 18, 1978·93 cites·9 claims
- 1896US4100105ATitanium-modified silyl chromate catalysts for ethylene polymerizationUNION CARBIDE CORP·Filed 1977·Granted Jul 11, 1978·69 cites·12 claims
- 1995US5672669ASpray dried, filled metallocene catalyst composition for use in polyolefin manufactureUNION CARBIDE CHEM PLASTIC·Filed 1995·Granted Sep 30, 1997·99 cites·2 claims
- 2095US5047468AProcess for the in situ blending of polymersUNION CARBIDE CHEM PLASTIC·Filed 1988·Granted Sep 10, 1991·111 cites·5 claims
- 2195US4777315AProcess for trimerizationUNION CARBIDE CORP·Filed 1987·Granted Oct 11, 1988·54 cites·14 claims
- 2295US4719193AProcesses for preparing polyethylene catalysts by heating catalyst precursorsUNION CARBIDE CORP·Filed 1986·Granted Jan 12, 1988·97 cites·12 claims
- 2395US4376062ASpheroidal polymerization catalyst, process for preparing, and use for ethylene polymerizationUNION CARBIDE CORP·Filed 1981·Granted Mar 8, 1983·104 cites·5 claims
- 2495US4293673ASpheroidal polymerization catalyst, process for preparing, and use for ethylene polymerizationUNION CARBIDE CORP·Filed 1979·Granted Oct 6, 1981·101 cites·8 claims
- 2594US4988783AEthylene polymerization using supported vanadium catalystUNION CARBIDE CHEM PLASTIC·Filed 1990·Granted Jan 29, 1991·108 cites·16 claims
- 2694US4303771AProcess for the preparation of high density ethylene polymers in fluid bed reactorUNION CARBIDE CORP·Filed 1979·Granted Dec 1, 1981·59 cites·9 claims
- 2793US7754840B2Bimodal high density polyethlyeneUNIVATION TECH LLC·Filed 2003·Granted Jul 13, 2010·31 cites·17 claims
- 2893US4379759AImpregnated polymerization catalyst, process for preparing, and use for ethylene copolymerizationUNION CARBIDE CORP·Filed 1981·Granted Apr 12, 1983·67 cites·11 claims
- 2993US4359561AHigh tear strength polymersUNION CARBIDE CORP·Filed 1981·Granted Nov 16, 1982·92 cites·30 claims
- 3092US6159617AEthylene polymers having superior clarity enhanced toughness, low extractables, and processing easeUNIVATION TECH LLC·Filed 1998·Granted Dec 12, 2000·82 cites·18 claims
- 3192US4379758ACatalyst composition for polymerizing ethyleneUNION CARBIDE CORP·Filed 1980·Granted Apr 12, 1983·64 cites·22 claims
- 3292US4349648ACatalyst composition for copolymerizing ethyleneUNION CARBIDE CORP·Filed 1981·Granted Sep 14, 1982·60 cites·18 claims
- 3391US5674795ASpray dried, filled metallocene catalyst composition for use in polyolefin manufactureUNION CARBIDE CHEM PLASTIC·Filed 1995·Granted Oct 7, 1997·63 cites·5 claims
- 3491US4427573APolymerization catalyst, process for preparing, and use for ethylene polymerizationUNION CARBIDE CORP·Filed 1981·Granted Jan 24, 1984·57 cites·10 claims
- 3590US6093824ACatalyst for the production of olefin polymersUNIVATION TECH LLC·Filed 1998·Granted Jul 25, 2000·36 cites·2 claims
- 3690US5288933AProcess for the production of polyethyleneUNION CARBIDE CHEM PLASTIC·Filed 1992·Granted Feb 22, 1994·61 cites·8 claims
- 3790US4383095AProcess for the preparation of high density ethylene polymers in fluid bed reactorUNION CARBIDE CORP·Filed 1981·Granted May 10, 1983·55 cites·10 claims
- 3889US4918038AProcess for the production of polyethylene with a broad and/or bimodal molecular weight distributionUNION CARBIDE CHEM PLASTIC·Filed 1987·Granted Apr 17, 1990·51 cites·4 claims
- 3989US4354009ACatalyst composition for copolymerizing ethyleneUNION CARBIDE CORP·Filed 1981·Granted Oct 12, 1982·47 cites·22 claims
- 4089US4086408AEthylene polymerization with silane modified catalystUNION CARBIDE CORP·Filed 1976·Granted Apr 25, 1978·46 cites·20 claims
- 4187US4460755ADirect conversion of a polymerization reaction catalyzed by a Ziegler-type catalyst into one catalyzed by a chromium-based catalystUNION CARBIDE CORP·Filed 1982·Granted Jul 17, 1984·41 cites·17 claims
- 4287US4363904AHigh tear strength polymersUNION CARBIDE CORP·Filed 1981·Granted Dec 14, 1982·58 cites·7 claims
- 4386US5852143AProduction of polyethylene using stereoisomeric metallocenesUNION CARBIDE CHEM PLASTIC·Filed 1997·Granted Dec 22, 1998·98 cites·5 claims
- 4486US5747406ACatalyst composition for the production of olefin polymersUNION CARBIDE CHEM PLASTIC·Filed 1997·Granted May 5, 1998·81 cites·7 claims
- 4585US5852146ACatalyst for the production of olefin polymersUNION CARBIDE CHEM PLASTIC·Filed 1996·Granted Dec 22, 1998·36 cites·9 claims
- 4685US4153576ACyclopentadienyl chromium oxidesUNION CARBIDE CORP·Filed 1978·Granted May 8, 1979·14 cites·4 claims
- 4784US6566462B2Multiple catalyst systemUNIVATION TECH LLC·Filed 2001·Granted May 20, 2003·13 cites·18 claims
- 4883US5126398AProcess for the in situ blending of polymersUNION CARBIDE CHEM PLASTIC·Filed 1991·Granted Jun 30, 1992·42 cites·10 claims
- 4979US5149738AProcess for the in situ blending of polymersUNION CARBIDE CHEM PLASTIC·Filed 1991·Granted Sep 22, 1992·33 cites·8 claims
- 5079US4564660AUse of alkylaluminum compounds and hydroxyl-containing compounds to initiate polymerization of ethylene with chromium oxide catalystsUNION CARBIDE CORP·Filed 1983·Granted Jan 14, 1986·37 cites·30 claims
Showing the top 50 of 104 patent records by PatentIndex Score.
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