Number | Date | Country | Kind |
---|---|---|---|
2-52626 | Mar 1990 | JPX | |
2-209302 | Aug 1990 | JPX |
This application is a continuation-in-part of U.S. patent application Ser. No. 07/662,167, filed Feb. 28, 1991 now abandoned.
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0194456 | Sep 1986 | EPX |
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Entry |
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W. Keim et al., "Novel Nickel- and Palladium-complexes with aminobis (imino) phosphorane ligands for the polymerization of ethylene," Angewandte Chemie, vo. 20, No. 1, 1981. |
U.S. patent application 07/685,608 filed on Apr. 15, 1991, Soga et al., Process for Producing Polyolefin. |
U.S. patent application 07/794,606 filed on Nov. 15, 1991, Yano et al., Polyethylene and method of producing thereof. |
Number | Date | Country | |
---|---|---|---|
Parent | 662167 | Feb 1991 |