Envelopes – wrappers – and paperboard boxes – Paperboard box – Box material includes a coating or a nonpaperboard...
Patent
1977-09-27
1980-03-04
Smith, Robert I.
Envelopes, wrappers, and paperboard boxes
Paperboard box
Box material includes a coating or a nonpaperboard...
215 1C, 220DIG30, 20415914, 260DIG43, 526914, 528493, C08J 320
Patent
active
041913205
ABSTRACT:
There is disclosed a degradable article made from photodegradable polymeric or plastic compositions comprising at least one organic polymer or copolymer and at least two different aromatic carbonyl photosensitizers.
REFERENCES:
patent: 3797690 (1974-03-01), Taylor
patent: 3811931 (1974-05-01), Guillet
patent: 3952347 (1976-04-01), Comerford et al.
Taylor Lynn J.
Tobias John W.
Click Myron E.
Lynch Charles S.
Owens--Illinois, Inc.
Smith Robert I.
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