US 10,307,883 B2 · Finishing method and polishing material for painted surface

Abstract

PROBLEM: To provide a finishing method for a painted surface that can reduce the number of processing steps, and that can shorten the finish polishing time and reduce the polishing area. RESOLUTION MEANS: The painted surface finishing method of an embodiment of the present disclosure includes a step of removing irregularities in a painted surface using a polishing material including a polishing layer with a structural surface where a plurality of three-dimensional elements are arranged, and providing a surface suitable for finish polishing; and a step of finish polishing the surface; wherein the polishing layer contains abrasive diamond particles with an average particle diameter of 0.5 to 5 μm, and a binder containing an epoxy resin.

Claims8

Dependent claims

A painted surface finishing method, comprising:

preparing the painted surface for finish polishing, the painted surface comprising an irregularity comprising a protruding part of a paint with a size of approximately 0.5 to 5 mm, by removing the irregularity using a polishing material comprising a polishing layer having a structural surface where a plurality of three-dimensional elements are provided, wherein the polishing layer comprises abrasive diamond particles with an average particle diameter of 0.5 to 5 μm and a binder containing an epoxy resin;
and
finish polishing the surface to a Rz of 0.5 μm or less after removing the irregularity without performing a rough polishing step.

Dependencies are inferred from the claim text.

Facts

Application

15/308,205Filed 27 May 2015

Priority

JP 2014-10916527 May 2014

Published

US 2017/0100818 A113 Apr 2017

Granted

4 Jun 2019

Term ends

Not estimatedThe source records don’t support an estimate.

Classification6 codes

B24B 37/24
Lapping pads for working plane surfaces: characterised by the composition or properties of the pad materials
B24B 19/22
Single-purpose machines or devices for particular grinding operations not covered by any other main group: characterised by a special design with…
B24B 27/033
Other grinding machines or devices: for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
B24D 3/28
And being essentially organic: resins or natural or synthetic macromolecular compounds

Finishing method and polishing material for painted surface

Life of this patent

Finishing method and polishing material for painted surface

Life of this patent

Abstract

Claims8