Methods for preparing rigid-rod macromonomers with reactive end

Details Methods for preparing rigid-rod macromonomers with reactive end Methods for preparing rigid-rod macromonomers with reactive end

1998-06-08

1999-10-26

Gupta, Yogendra N.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

524 99, 525 88, 525 90, 525 91, 525 92, 525 94, 525 95, 525 98, 525 99, 525275, 525279, 525280, 525416, C08F 800, C08L 6502

Patent

active

059730757

ABSTRACT:
Methods for preparing rigid-rod macromonomers having a polyaromatic backbone, solubilizing side groups, and reactive end groups are provided. Such methods include catalytic reductive coupling of substituted 1,4-dihaloaromatic compounds in the presence of an endcapping moiety.

REFERENCES:
patent: 3536636 (1970-10-01), Tamborski
patent: 3998864 (1976-12-01), Trevillyan
patent: 4000187 (1976-12-01), Stille
patent: 4911801 (1990-03-01), Pons
patent: 5102971 (1992-04-01), Himmler et al.
patent: 5169929 (1992-12-01), Tour et al.
Kallitsis et al, "Synthesis of Some Disubstituted Poly(p-terphenylene)s," Synthetic Metals, 44, 247-257 (1991).
Kallitsis et al., Chem. Abs., 116:21589c (1992).
Liogon'kii et al., Chem. Abs., 96:7293p (1982).
Matnishyan, A.A., et al., "The Effect of Various Factors on the Synthesis of Polyarylenequinones," Vysokomol. soyed., A13: No. 5, 1009-1017 (1971).
Mezhikovskii et al., Chem. Abs., 78:98152j, 1973.
English-Language version of 78:98152j-Mezhikovskii et al., "Thermal and Thermo-Oxidative Degradation of Polysulphophenylen-quinones," Vysokomol. Soyed., A14: No. 11, 2397-2404 (1977).
Organic Chemistry 3rd Edition, Morrison and Boyd, Allyn and Bacon, Inc. (1974).
Rehahn et al., "Soluble Poly(para-phenylene)s. Extension of the Yamamoto Synthesis to Dibromobenzenes Substituted with Flexible Side Chains," Polymer, vol. 30, pp. 1054-1059 (1989).
Rehahn et al., "Soluble Poly(para-phenylene)s. 2. Improved Synthesis of Poly(para-2,5-di-n-hexylphenylene) Via Pd-Catalysing Coupled of a 4-bromo-2,5-di-n-hexylbenzeneboronic Acid," Polymer, vol. 30, pp. 1060-1062 (1989).
Rehahn et al., "Soluble Poly(parapphenylen)s. 3. Variation of the Length and the Density of the Solubilizing Side Chains," Makromol. Chem., 191, 1991-2003 (1990).
Trevillyan, Chem. Abs., 86:139404d (1977).
Wallow et al., Chem. Abs., 115:136902w (1991).
Wallow et al., Chem. Abs., 115;280696z (1991).
Wallow et al., "Aqueous Synthesis of Soluble Rigid-Chain Polymers an Ionic Poly(p-phenylene) Analog," Polymer Preprints, American Chemical Society, vol. 32, No. 3, Pub. Date Aug. 12, 1991.

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