Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB676536A
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Individual
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Individual
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Priority to GB676536ApriorityCriticalpatent/GB460818A/en
Publication of GB460818ApublicationCriticalpatent/GB460818A/en
460,818. Proofing against mildew. METCALF, F. T. March 6, 1936, No. 6765. [Class 140] Fibrous materials such as fabrics, yarns and paper are first treated with a known mildewresisting agent and then further treated to deposit aluminium hydroxide in the material. Cotton canvas is impregnated with the salicyl derivative sold under the Registered Trade Mark " Shirlan " and is then padded with aluminium acetate solution and dried to remove the acetic acid, whereby aluminium hydroxide is deposited in or on the fibres.
GB676536A1936-03-061936-03-06Improvements in or relating to the treatment of fibrous materials to make them resistant to mildew
ExpiredGB460818A
(en)