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Recycling of polyurethane and polyisocyanurate foam
Author(s) -
Ulrich Henri,
Odinak A.,
Tucker B.,
Sayigh A. A. R.
Publication year - 1978
Publication title -
polymer engineering and science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.503
H-Index - 111
eISSN - 1548-2634
pISSN - 0032-3888
DOI - 10.1002/pen.760181103
Subject(s) - materials science , polyurethane , composite material
Heating of isocyanate derived foams with glycol mixtures is a simple and economically attractive recycling process. The process is emission free, not sensitive to varying product mixes and the obtained polyols can be completely reused in the manufacture of rigid polyurethane or polyisocyanurate foam.