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US06143700A Treating agent for electrical contacts 失效
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Treating agent for electrical contacts
摘要:
A treating agent for electrical contacts which is nonflammable and free from environmental pollution and imparts lubricity and corrosion resistance as good as or better than any known treating agent. This treating agent is a solution of polyphenyl ether in an organic solvent derived from lactone, lactam, or cyclic imide, said organic solvent containing or not containing a certain amount of water.
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