Chemistry: electrical and wave energy – Processes and products – Processes of treating materials by wave energy
Patent
1976-05-03
1978-10-24
Turer, Richard B.
Chemistry: electrical and wave energy
Processes and products
Processes of treating materials by wave energy
20415918, 20415919, 428424, 428425, 428437, 428441, C08F 800, C08F 818
Patent
active
041219856
ABSTRACT:
The surface characteristics of a partially crosslinked polyurethane innerlayer in a bilayer laminate are further improved by treating the polymer film with a small amount of a compound such as tetrahydrofuran, 1,4 dioxane, dimethyl formamide, morpholine, methylene chloride or secondary or tertiary lower alkyl amines in addition to the photoinitiator.
REFERENCES:
patent: 3360448 (1967-12-01), Schneider et al.
patent: 3721580 (1973-03-01), Trott et al.
patent: 3839171 (1974-10-01), Akamatsu et al.
patent: 3840448 (1974-10-01), Osborn et al.
patent: 3864133 (1975-02-01), Hisamatsu et al.
patent: 3948665 (1976-04-01), Richter et al.
patent: 3966573 (1976-06-01), Bean
PPG Industries Inc.
Seidel Donna L.
Turer Richard B.
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