Patent application number | Description | Published |
20090178586 | CONVERSION COATING FOR MAGNESIUM, BERYLLIUM AND THEIR ALLOYS AND ARTICLES THEREOF - I provide a non-toxic protein and protein compound conversion coated metal article, a painted or plated non-toxic protein and protein compound conversion coated metal article, the aqueous coating solution to provide the in-situ conversion protective coating, and a process of preparing the article. The article is a metal selected from the group consisting of magnesium, magnesium alloy, beryllium and beryllium alloy. The solution has a pH of 3.0 to 12.0 and preferably 4.0 to 10.0 and a protein and protein compound concentration of 0.1 to 10% by weight and the protein and protein compound have a molecular mass of 16,700 to 1,000,000. | 07-16-2009 |
20100181201 | ELECTROLYTIC PASSIVATED TIN PLATED STEEL - An electrolyte composition for passifying tin plated steel wherein the essential ingredient consists of a mixture of organic hydroxyl acids and phenol organic acids; a method of passifying tin plate steel articles with the composition by electrolysis with a pH of about 7.0-10.0 and preferably a pH of 8.0-9.5; and providing the passified tin plated steel article produces by the method along with the passified articles having an appropriate paint thereon. | 07-22-2010 |
20100181203 | ELECTROLYTIC PASSIVATING OF TIN PLATED STEEL SURFACES - An electrolyte composition for passifying tin plated steel wherein the essential ingredient consists of a mixture of organic hydroxyl acids and phenol organic acids; a method of passifying tin plate steel articles with the composition by electrolysis with a pH of about 7.0-10.0 and preferably a pH of 8.0-9.5; and providing the passified tin plated steel article produces by the method along with the passified articles having an appropriate paint thereon. | 07-22-2010 |
20110120876 | CONVERSION COATING FOR ALUMINUM AND ITS ALLOYS AND ARTICLES THEREOF - I provide a non-toxic protein and protein compound conversion coated metal article, a painted or plated non-toxic protein and protein compound conversion coated metal article, the aqueous coating solution to provide the in-situ conversion protective coating, and a process of preparing the article. The article is a metal selected from the group consisting of aluminum and aluminum alloy. The solution has a pH of 3.0 to 12.0 and preferably 4.0 to 10.0 and a protein and protein compound concentration of 0.1 to 10% by weight and the protein and protein compound have a molecular mass of 16,700 to 1,000,000. | 05-26-2011 |
20110120877 | CONVERSION COATING FOR MAGNESIUM, BERYLLIUM, AND THEIR ALLOYS AND ARTICLES THEREOF - I provide a non-toxic protein and protein compound conversion coated metal article, a painted or plated non-toxic protein and protein compound conversion coated metal article, the aqueous coating solution to provide the in-situ conversion protective coating, and a process of preparing the article. The article is a metal selected from the group consisting of magnesium, magnesium alloy, beryllium and beryllium alloy. The solution has a pH of 3.0 to 12.0 and preferably 4.0 to 10.0 and a protein and protein compound concentration of 0.1 to 10% by weight and the protein and protein compound have a molecular mass of 16,700 to 1,000,000. | 05-26-2011 |