Gas separation: apparatus – Solid sorbent apparatus – With programmed – cyclic – or time responsive control means
Patent
1978-05-08
1979-07-24
Welsh, John D.
Gas separation: apparatus
Solid sorbent apparatus
With programmed, cyclic, or time responsive control means
96 351, G03C 170
Patent
active
041621620
ABSTRACT:
This invention relates to new photopolymerizable compositions. More particularly, this invention pertains to photopolymerizable compositions containing photodissociable initiators in combination with selected sensitizers derived from aryl ketones and p-dialkylaminoarylaldehydes that absorb in the visible region of the spectrum.
REFERENCES:
patent: 3479185 (1969-11-01), Chambers
patent: 3549367 (1970-12-01), Chang et al.
patent: 3652275 (1972-03-01), Baum et al.
E. I. Du Pont de Nemours and Company
Welsh John D.
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