Reaction products of amine monomers and polymers containing saturated heterocyclic moieties as additives for electroplating baths
US10604856B2 · kind B2 · utility
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5Claims
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Key dates
| Filing date | Apr 28, 2015 |
| Grant date | Mar 31, 2020 |
| Priority date | — |
| Expiry date | Nov 29, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K3/241
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Reaction products of amines and polymers containing saturated heterocyclic moieties may be used as levelers in metal electroplating baths. The reaction products may plate metal with good surface properties and good physical reliability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.