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ISO 22970:2019 Paints and varnishes - Test method for evaluation of adhesion of elastic adhesives on coatings by peel test, peel strength test and tensile lap-shear strength test with additional stress by condensation test or cataplasm storage >
ISO 22970:2019 Paints and varnishes - Test method for evaluation of adhesion of elastic adhesives on coatings by peel test, peel strength test and tensile lap-shear strength test with additional stress by condensation test or cataplasm storage, 2019
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Principle
- 4.1 Adhesive strength test method A — Peel adhesion
- 4.2 Adhesive strength test method B — Peel strength
- 4.3 Adhesive strength test method C — Tensile lap-shear strength
- 4.4 Conduction of the test
- 5 Apparatus and test media
- 5.1 Adhesive strength test method A — Peel adhesion
- 5.2 Adhesive strength test method B — Peel strength
- 5.3 Adhesive strength test method C — Tensile lap-shear strength
- 5.4 Exposure method 1 — Condensation atmosphere with constant humidity
- 5.5 Exposure method 2 — Cataplasm storage
- 6 Sequence of adhesive strength tests A, B and C
- 7 Preparation of specimens
- 7.1 Preparation of test panels
- 7.2 Adhesive strength test method A — Peel adhesion
- 7.2.1 Bead shape
- 7.2.2 Application of the adhesive bead
- 7.3 Adhesive strength test method B — Peel strength
- 7.4 Adhesive strength test method C — Tensile lap-shear strength
- 8 Curing and exposure of specimens with applied adhesive
- 8.1 Curing
- 8.2 Reference value determination
- 8.3 Exposure methods
- 8.3.1 Exposure method 1 — Condensation atmosphere with constant humidity
- 8.3.2 Exposure method 2 — Cataplasm storage
- 9 Test procedure
- 9.1 Adhesive strength test method A — Peel adhesion
- 9.2 Adhesive strength test method B — Peel strength
- 9.3 Adhesive strength test method C — Tensile lap-shear strength
- 10 Expression of results
- 10.1 Adhesive strength test method A — Peel adhesion
- 10.2 Adhesive strength test method B — Peel strength
- 10.3 Adhesive strength test method C — Tensile lap-shear strength
- 11 Designation
- 12 Precision
- 13 Test report
- Bibliography [Go to Page]