Process for producing a functionalized thermoplastic polymer

Details Process for producing a functionalized thermoplastic polymer Process for producing a functionalized thermoplastic polymer

1995-02-01

1996-10-15

Foelak, Morton

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

159 21, 264102, 2641761, 264 85, B29C 4778, C08F 400

Patent

active

055651615

ABSTRACT:
Multiple sequential chemical reactions on a polymeric feedstock are carried out in an extruder with multiple reaction zones. Each reaction zone has means for introduction of reagents, for mixing of reagents with polymer and for removal of by/co-products or unreacted reagents.

REFERENCES:
patent: 3364187 (1968-01-01), Wiggill
patent: 3862265 (1975-01-01), Steinkamp et al.
patent: 3963687 (1976-06-01), Saxton
patent: 3968059 (1976-07-01), Shimada et al.
patent: 4384072 (1983-05-01), Newman et al.
Patent Abstracts of Japan, vol. 2, No. 306 (C-522) (3153) 19 Aug. 1988 JP, A, 63 077 904 (Denki Kagaku Kogyo K.K.) 4 Aug. 1988.
Patent Abstracts of Japan, vol. 14, No. 131 (C-700) (4074) 13 Mar. 1990 JP, A, 20 04 806 (Mitsubishi Monsanto Chem. Co.) 9 Jan. 1990.

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