Chemistry: electrical and wave energy – Processes and products – Processes of treating materials by wave energy
Patent
1989-12-06
1990-08-28
Niebling, John F.
Chemistry: electrical and wave energy
Processes and products
Processes of treating materials by wave energy
20415821, 210689, 210690, 210748, B01J 1908
Patent
active
049522914
ABSTRACT:
An aldehyde in a mixture containing hemiacetals and hydrates of the aldehyde is purified by treating the mixture with an effective amount of microwave radiation to decompose the hemiacetals and hydrates. Liberated water and/or alcohol is immediately removed with an adsorbent.
REFERENCES:
patent: 4356071 (1982-10-01), Fenton
patent: 4502923 (1985-03-01), Dryoff
Drysdale Neville E.
Mader Frederick W.
Svadlenak Rudolf E.
E. I. Du Pont de Nemours and Company
Hsing Ben C.
Krukiel Charles E.
Niebling John F.
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