Inventor
BROUWER JAN-WILLEM
DE26 patents
⚠️ This page may combine multiple inventors who share the name “BROUWER JAN-WILLEM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HENKEL KGAA
9 patentsUS6645316B1Nov 11, 2003
Post-passivation of a phosphatized metal surface
HENKEL KGAA25 citations92
US6090224AJul 18, 2000
Phosphating process with a copper-containing re-rinsing stage
HENKEL KGAA20 citations92
US6720032B1Apr 13, 2004
Pretreatment before painting of composite metal structures containing aluminum portions
HENKEL KGAA25 citations88
US6447662B1Sep 10, 2002
Process for phosphatizing, rerinsing and cathodic electro-dipcoating
HENKEL KGAA15 citations82
US5792283AAug 11, 1998
Nickel-free phosphating process
HENKEL KGAA9 citations73
US6197126B1Mar 6, 2001
Nickel-free phosphating process
HENKEL KGAA14 citations72
US6379474B1Apr 30, 2002
Phosphating method accelerated by N-oxides
HENKEL KGAA11 citations69
US6395105B1May 28, 2002
Phosphating process with a metalliferous re-rinsing stage
HENKEL KGAA2 citations62
US6464879B1Oct 15, 2002
Treatment of phosphatizing waste water
HENKEL KGAA3 citations59
HENKEL AG & CO KGAA
9 patentsUS9534301B2Jan 3, 2017
Multi-stage anti-corrosion treatment of metal components having zinc surfaces
HENKEL AG & CO KGAA3 citations66
US11479865B2Oct 25, 2022
Method for zinc phosphating metal components in series in a sludge-free manner so as to form layers
HENKEL AG & CO KGAA0 citations48
US11118271B2Sep 14, 2021
Conveyor frame treatment for suppressing phosphate dragging resulting from the plant design in a dip coating process sequence
HENKEL AG & CO KGAA0 citations48
US11535940B2Dec 27, 2022
Use of an adhesion promoter obtainable as a reaction product of a di- or poly amine with α,β-unsaturated carboxylic acid derivatives for metal surface treatment
HENKEL AG & CO KGAA0 citations47
US9550208B2Jan 24, 2017
Method for selectively phosphating a composite metal construction
HENKEL AG & CO KGAA1 citations47
US11486044B2Nov 1, 2022
Method for zinc phosphating metal components in series so as to form layers
HENKEL AG & CO KGAA0 citations46
US10443134B2Oct 15, 2019
Method for the selective removal of zinc ions from alkaline bath solutions in the serial surface treatment of metal components
HENKEL AG & CO KGAA0 citations38
US9932677B2Apr 3, 2018
Method for corrosion-protective serial surface treatment of metallic components
HENKEL AG & CO KGAA0 citations35
US10458022B2Oct 29, 2019
Optimized process control in the anti-corrosive metal pretreatment based on fluoride-containing baths
HENKEL AG & CO KGAA0 citations34
BROUWER JAN-WILLEM
7 patentsUS8715403B2May 6, 2014
Multi-stage pre-treatment method for metal components having zinc and iron surfaces
BROUWER JAN-WILLEM8 citations78
US9228088B2Jan 5, 2016
Composition for the alkaline passivation of zinc surfaces
BROUWER JAN-WILLEM3 citations70
US8815021B2Aug 26, 2014
Optimized passivation on Ti/Zr-basis for metal surfaces
BROUWER JAN-WILLEM5 citations68
US8801871B2Aug 12, 2014
Zr-/Ti-containing phosphating solution for passivation of metal composite surfaces
BROUWER JAN-WILLEM2 citations57
US8329013B2Dec 11, 2012
Optimized electrocoating of assembled and partly prephosphated components
BROUWER JAN-WILLEM2 citations57
US9079787B2Jul 14, 2015
Process for obtaining desalted water from zirconium-containing wash water
BROUWER JAN-WILLEM0 citations48
US8956468B2Feb 17, 2015
Zr-/Ti-containing phosphating solution for passivation of metal composite surfaces
BROUWER JAN-WILLEM0 citations47