Process for producing good adherence between a metal and polysulphide material and articles produced thereby
Patent 4138526 Issued on February 6, 1979. Estimated Expiration Date: 
December 21, 1996. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 21, 1996. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2872301 2942955 3314811 3457099 3664888 3734784 3930078 Chemical treatment of arylene sulfide polymers Rinsing solutions for acid cleaned iron and steel surfaces Article having a poly(arylene sulfide) coating and method of producing InventorsAssigneeApplicationNo. 05/753089 filed on 12/21/1976US Classes:428/419, Of polythioether148/251, Contains solid synthetic polymer427/302, Resin, rubber, or hardenable oil containing coating427/388.1, Metal base427/409, Metal base428/457Of metalExaminersPrimary: Esposito, Michael F.Assistant: Childs, Sadie L. Attorney, Agent or FirmInternational ClassesB05D 7/14 (20060101)B05D 5/10 (20060101) C23C 22/05 (20060101) C23C 22/66 (20060101) Foreign Application Priority Data1975-12-22 NOAbstractA process for producing a strong and water-resistant bond between aluminum or an aluminum-based alloy and a polysulphide material by means of a primer which is applied to the metal, characterized in that the primer is a solution of a strongly basic alkali metal compound such as alkali metal hydroxides, phosphates and carbonates. The present invention also includes articles treated by the aforementioned process. | |
