Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1978-05-12
1980-04-29
Woodberry, Edward M.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521187, 521905, 521917, C08J 930
Patent
active
042007003
ABSTRACT:
A method of after-foaming a mixture containing a foam and a resin solution. The foam component is brought into contact with the resin solution by means of a suction action. The after-foaming is produced due to said suction action and by superfluous air present.
REFERENCES:
patent: 2813780 (1957-11-01), Vieli
patent: 3486862 (1969-12-01), Unterstenhoefer
patent: 4038037 (1977-07-01), Wilmsen
patent: 4132838 (1979-01-01), Kreuer
IDC Chemie AG
Woodberry Edward M.
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