Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1978-09-08
1981-02-10
Shine, W. J.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252477R, B01J 3106, B01J 3502
Patent
active
042500524
ABSTRACT:
Sulfonated cation resin catalyst structures are prepared by extruding a vinyl aromatic polymer or copolymer or by depositing a solution containing a vinyl aromatic polymer or copolymer on a base of the desired structure and sulfonating the structure.
REFERENCES:
patent: 2366007 (1944-12-01), D'Alelio
patent: 2480821 (1949-09-01), Connell
patent: 2500149 (1950-03-01), Boyer
patent: 3965039 (1976-06-01), Chaplits et al.
Chemical Research & Licensing Company
Johnson Kenneth H.
Shine W. J.
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