Corrosion preventive zinc cyanamide and method

Details Corrosion preventive zinc cyanamide and method Corrosion preventive zinc cyanamide and method

1994-02-14

1995-01-03

Langel, Wayne

Chemistry of inorganic compounds

Nitrogen or compound thereof

Carbon containing

106419, C01C 316

Patent

active

053784464

ABSTRACT:
Improved corrosion preventive pigment grade zinc cyanamide suitable for protective coatings is prepared by providing a hydrated slurry of finely divided, dispersed basic zinc carbonate, mixing with said slurry a stabilized soluble aqueous solution of hydrogen cyanamide to form zinc cyanamide having a crystalline structure characterized by the presence of an intense IR absorption spectral band at 2200 cm.sup.-1 and the substantial absence of component bands at 2050 cm.sup.-1 and 700 cm.sup.-1.

REFERENCES:
patent: 1948106 (1934-02-01), Frank
patent: 5176894 (1993-01-01), Sinko
patent: 5314532 (1994-05-01), Hughes et al.

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