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US 2026/0110094 A1Published application
Phosphorus free electroless palladium
OwnerErnest Long, Cherry S. Santosinventors
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Abstract
A process for the electroless deposition palladium on a substrate, the process comprising the steps of: (a) preparing the substrate to accept electroless palladium deposited thereon; and (b) bringing the substrate into contact with an electroless palladium composition, the electroless palladium composition comprising: (i) a source of palladium ions; (ii) one or more complexing agents; (iii) a reducing agent; and (iv) a plating rate enhancer, wherein the plating rate enhancer comprises a source of antimony ions.
Claims24
A process for the electroless deposition of palladium on a substrate, the process comprising the steps of:
- a. preparing the substrate to accept electroless palladium deposited thereon;
- and
- b. bringing the substrate into contact with an electroless palladium composition, the electroless palladium composition comprising:
- i. a source of palladium ions;
- ii. one or more complexing agents;
- iii. a reducing agent;
- and
- iv. a plating rate enhancer, wherein the plating rate enhancer comprises a source of antimony ions.
5 more elements
Dependencies are inferred from the claim text.