摘要 |
1,191,839. Coating. UNION CARBIDE CORP. 18 Oct., 1966 [19 Oct., 1965], No. 46463/66. Heading B2K. [Also in Divisions C2, C3 and C5] Steel is coated with a varnish obtained by adding decahydro-8-methyl-1, 4-methanonaphthelen-2 (or 3), 5-ylenedimethylene diisocyanate to the cooled reaction product of heating a mixture of glycerol, soy acids and xylene under a nitrogen atmosphere. |