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Active corrosion-preventing pigments, process for their preparation and their use.
专利资料网 / 2018-05-24
【申请号】:EP19820106055
【申请日】:1982-7-7
【公开号】:EP0070455
【公开日】:1983-1-26
【申请人】:BAYER AG (DE)
【发明人】:RAMBOLD WOLFGANG DR; HUND FRANZ DR; BRUNN HORST DR; KRESSE PETER DR; VON SZADKOWSKI GERD DR
【分类号】:C09C1/00
【优先权】:19810721 DE 19813128716
【附加分类】:
【欧洲主分类】:
【欧洲副分类】:
【摘要】:This invention relates to corrosion-inhibiting paints and lacquers containing pigments comprising an organic corrosion inhibitor intercalated into an inorganic matrix said pigment having the formula wherein wherein Me(II)O is at least one divalent metal oxide; Me(III)2O3 is at least one trivalent metal oxide; A is at least one inorganic acid anhydride; I is at least one organic corrosion inhibitor; aq is from 0.5 to 9 moles of water; and x, y and z are whole or fractional numbers and x has a value of from 0 to 1, y has a value of from 0 to 0.7 and z has a value of from greater than 0 to 0.4, with the proviso that the organic corrosion inhibitor is at least 0.5% by weight of inorganic material a process for the production of these pigments and their use in paints, lacquers and lubricants.
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