Control of molecular weight in α-olefin-carbon monoxide alternating copolymerization. A way to high molecular weight propene-carbon monoxide thermoplastic elastomers

Macromolecules

Volumn 29, Issue 13, 1996, Pages 4806-4807

  Abu Surrah, Adnan S ^a   Wursche, Roland ^a   Rieger, Bernhard ^a   Eckert, Gabriele ^a   Pechhold, Wolfgang ^a  

^a UNIVERSITY OF ULM   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CARBON MONOXIDE; COPOLYMERS; DIFFERENTIAL SCANNING CALORIMETRY; EVAPORATION; GEL PERMEATION CHROMATOGRAPHY; INFRARED SPECTROSCOPY; MOLECULAR WEIGHT; MOLECULAR WEIGHT DISTRIBUTION; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; OLEFINS; PROPANE; THERMOPLASTIC ELASTOMERS;

DISTORTIONLESS ENHANCEMENT BY POLARIZATION TRANSFER; ELEMENTAL ANALYSIS;

COPOLYMERIZATION;

EID: 0030170042     PISSN: 00249297     EISSN: None     Source Type: Journal    
DOI: 10.1021/ma960008m     Document Type: Article

References (18)

1. Jiang, Z.; Dahlen, G. M.; Houseknecht, K.; Sen, A. Macromolecules 1992, 25, 2999.
2. Sen, A. Adv. Polym. Sci. 1986, 73/74, 125.
3. Drent, E.; Van Broekhoven, J. A. M. M.; Doyle, J. J. Organomet. Chem. 1991, 417, 235.
4. Xu, F. Y.; Zhao, A. X.; Chien, J. C. W. Makromol. Chem. 1993, 194, 2579.
5. Jiang, Z.; Adams, S. E.; Sen, A. Macromolecules 1994, 27, 2694.
6. Jiang, Z.; Sen, A. Macromolecules 1994, 27, 7215.
7. Sen, A. Acc. Chem. Res. 1993, 26, 303.
8. Jiang, Z.; Dahlen, G. M.; Houseknecht, K.; Sen, A. Polym. Prepr. (Am. Chem. Soc., Div. Polym. Chem.) 1992, 33 (1), 1233
9. (a) Chien, J. C. W.; Zhao, A. X.; Xu, F. Polym. Bull. 1992, 28, 315.
10. (b) Chien, J. C. W. U.S. Patent 5,352,767, University of Massachusetts, Amherst, 1994.
11. The yellowish dicationic diaquapalladium(II) complex is prepared from the corresponding diacetonitrile compound following a procedure described before; cf. Abu-Surrah, A. S.; Fawzi, R.; Steimann, M.; Rieger, B. J. Organomet. Chem., in press.
12. Cf: (a) Bäckvall, J. E.; Akermark, B.; Lunggren, S. O. J. Am. Chem. Soc. 1979, 101, 2411. (b) Ford, P. C. Acc. Chem. Res. 1981, 14, 31.
13. Cf: (a) Bäckvall, J. E.; Akermark, B.; Lunggren, S. O. J. Am. Chem. Soc. 1979, 101, 2411. (b) Ford, P. C. Acc. Chem. Res. 1981, 14, 31.
14. 20/Pd(II) ratio on the regioselectivity of the catalyst is not yet understood. One possible explanation could be that water is present during the polyinsertion reaction. Further studies on this effect are in progress.
15. Jiang, Z.; Sen, A. J. Am. Chem. Soc. 1995, 117, 4455.
16. (a) Colette, J. W.; Tullock, Ch.W.; MacDonald, R. N.; Buck, W. H.; Su, A. C. L.; Mülhaupt, R.; Anderson, B. C Macromolecules 1989, 22, 3851.
17. (b) Tullock, Ch. W.; Tebbe, F. N.; Mülhaupt, R.; Ovenall, D. W.; Setterquist, R. A.; Ittel, S. D. Macromolecules 1989, 22, 3851.
18. Rieger, B.; Jany, G.; Fawzi, R.; Steimann, M. Organometallics 1994, 13, 647.