Patent · US Active

Pretreatment method for pretreating components prior to electroplating

US12249810B2 · kind B2 · utility

0Cited by

5References

17Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Christoph Roland Hoelzl · Kornwestheim, DE
Martina Bubrin · Stuttgart, DE
Milan Pilaski · Mannheim, DE
Tim Bergmann · Hemer, DE

Key dates

Filing date	Mar 18, 2020
Grant date	Mar 11, 2025
Priority date	—
Expiry date	May 20, 2041

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC25D17/06
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A pretreatment method for pretreating components, which are each formed of at least two different materials, prior to a coating process. The pretreatment method includes the steps: alkaline degreasing; chemical pickling in a first pickling medium; anodic pickling in a second pickling medium; and cathodic degreasing.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.