Method for forming lubricant coatings on metal surfaces to be deformed
    3.
    发明授权
    Method for forming lubricant coatings on metal surfaces to be deformed 失效
    在金属表面形成润滑剂涂层的方法要变形

    公开(公告)号:US3556867A

    公开(公告)日:1971-01-19

    申请号:US3556867D

    申请日:1968-04-18

    Inventor: GLASSON CECIL W

    CPC classification number: C23C22/73

    Abstract: A PROCESS FOR FORMING A LUBRICANT COATING ON A METAL SURFACE TO BE DEFORMED WHEREIN A PHOSPHATE MATERIAL IS APPLIED TO THE METAL SURFACE SO AS TO EFFECT A CONTROLLED REACTION BETWEEN THE PHOSPHATE MATERIAL AND THE METAL SURFACE AND FORM A PHOSPHATE COATING WHICH IS AT LEAST PARTIALLY UNREACTED WITH THE METAL SURFACE. THEREAFTER, A FATTY ACID COMPOSITION IS APPLIED TO THE PHOSPHATE COATED SURFACE SO AS TO EFFECT A CONTROLLED REACTION BETWEEN THE FATTY ACID COMPOSITION AND THE PHOSPHATE COATING AND FORM A FATTY ACID COATING WHICH IS AT LEAST PARTIALLY UNREACTED WITH THE PHOSPHATE COATING AND THE METAL SURFACE. BOTH THE PHOSPHATE MATERIAL AND THE FATTY ACID COMPOSITIONS ARE APPLIED SO THAT A SUBSTANTIALLY DRY COATING IS FORMED SUBSTANTIALLY UPON CONTACT OF THE RESPECTIVE MATERIAL WITH THE METAL SURFACE. PREFERABLY, THE METAL SURFACE IS AT AN ELEVATED TEMPERATURE WHEN THE COATING MATERIALS ARE APPLIED AND BOTH THE PHOSPHATE MATERIAL AND THE FATTY ACID COMPOITION ARE DESIRABLY IN THE FORM OF AQUEOUS SOLUTION.

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