Process for the preparation of acetal polymer or copolymer

Details Process for the preparation of acetal polymer or copolymer Process for the preparation of acetal polymer or copolymer

1989-05-01

1990-06-05

Kight, III, John

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

Synthetic resins

From aldehyde or derivative thereof as reactant

528232, 528234, 528245, 528270, 528393, 524406, 524408, 524413, C08G 206

Patent

active

049315358

ABSTRACT:
Acetal polymer and copolymer are prepared by polymerizing formaldehyde or its cyclic oligomer as a principal monomer, or copolymerizing the principal monomer with a comonomer copolymerizable therewith, using an isopoly acid or an acid salt thereof as a polymerization catalyst.

REFERENCES:
patent: 4480071 (1984-10-01), Natarajan et al.
patent: 4713414 (1987-12-01), Kusumgar
CA 110: 9555g, "UV-Curable Noncrystalline Acetal Copolymer Rubbers."

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