Nonleafing aluminum flake pigments

Details Nonleafing aluminum flake pigments Nonleafing aluminum flake pigments

1979-02-28

1980-12-02

McCarthy, Helen

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106308F, 106291, 241 15, 241 16, B02C 1500, C09C 162

Patent

active

042369347

ABSTRACT:
A process for making aluminum flake pigment by reducing aluminum to flake form in the presence of a milling agent, wherein the milling agent comprises isostearic acid, alone or together with a small amount of other, nonleafing milling agents. The product is a substantially nonleafing pigment constituted of aluminum flake particles having a surface layer of isostearic acid milling agent residue.

REFERENCES:
patent: 1920234 (1933-08-01), Arthur
patent: 3234038 (1966-02-01), Stephens et al.
patent: 3709439 (1973-01-01), Tundermann
patent: 3776473 (1973-12-01), Casey et al.
patent: 3776473 (1973-12-01), Casey et al.
patent: 3781177 (1973-12-01), Kondis et al.
patent: 4065060 (1977-12-01), Booz
patent: 4138270 (1979-02-01), Ishijima et al.
Edwards, J. D. et al. Aluminum Paint and Powder 3rd Ed. (1955), Reinhold Pub. Corp., N.Y., pp. 22,25-26,37-38.

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