Compositions – Compositions containing a single chemical reactant or plural... – Organic reactant
Patent
1998-07-13
1999-10-19
Wu, Shean C.
Compositions
Compositions containing a single chemical reactant or plural...
Organic reactant
2523635, 585435, 5253333, C09K 300, C07C 1546, C08F 1208
Patent
active
059684097
ABSTRACT:
A method for preparing a trimer of .alpha.-methyl styrene or derivatives thereof, wherein .alpha.-methyl styrene or derivatives thereof is added to an organic solvent comprising Lewis acid is provided. According to the method, the trimer of .alpha.-methyl styrene or derivatives thereof can be obtained in high yield.
REFERENCES:
patent: 3385905 (1968-05-01), Smith et al.
patent: 4254292 (1981-03-01), Shimizu et al.
Kawakami, Y.; Toyoshima, N.; Ando, T.; Yamashita, Y., "Cationic Oligomerization of .alpha.-Methylstyrene by Binary Metal Oxides.sup.1," Polymer Journal, vol. 13, No. 10. pp. 947-953 (1981) JP.
Pepper, D.C., "Polymerization," Friedel-Crafts and Related Reactions II, Alkylation and Related Reactions, Part 2, 1964, pp. 1293-1304.
Higashimura, T., Hiza, M., Hasegawa, H., "Catalytic Difference between Oxo Acids and Metal Halides in the Cationic Oligomerization of Styrene," Macromolecules, vol. 12, No. 2, Mar.-Apr. 1979, pp. 217-222.
Heublein, G., Bauerfeind, D., Spange, S., Knoppel, G., Wondraczek, R. "Recent Advances in Understanding the Propagation Mechanism in Cationic Vinyl Polymerization," International Union of Pure and Applied Chemistry Macromolecular Division, 1984, pp. 69-75.
Fujioka Atsushi
Kanega Fumiaki
Kobayashi Akihiro
Mashita Kiyotaka
Saitoh Takayuki
Hitachi Chemical Co. Ltd.
Wu Shean C.
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