HG/T 4769.4-2014
Pigments and extenders.Testing of colouring materials in plasticized polyvinyl chloride (PVC-P).Part 4: Determination of bleeding of colouring materials (English Version)
- Standard No.
- HG/T 4769.4-2014
- Language
- Chinese, Available in English version
- Release Date
- 2014
- Published By
- Professional Standard - Chemical Industry
- Latest
- HG/T 4769.4-2014
- Scope
- This standard specifies test procedures for the migration of pigments from colored plasticized polyvinyl chloride (PVC-P) panels onto similar white materials in contact with them and methods for the quantitative assessment of pigment migration. It also specifies the test procedures for pigment migration in accordance with HG/T Methods for preparing test specimens as specified in 4769.2. This section is applicable to the determination of the migration of pigments in colored plasticized polyvinyl chloride (PVC-P) boards to the same white materials in contact with them. It can also be used for the migration of pigments from other polymer materials to white plasticized materials. Determination of migration on polyvinyl chloride. This section does not involve the test of pigment floating color (see Appendix A).
HG/T 4769.4-2014 Referenced Document
- GB/T 251 Textiles.Tests for colour fastness.Grey scale for assessing staining
- HG/T 4769.2 Pigments and extenders.Testing of colouring materials in plasticized polyvinyl chloride (PVC-P).Part 2: Preparation of test specimens
- ISO 183:1976 Plastics; Qualitative evaluation of the bleeding of colorants
HG/T 4769.4-2014 history
- 2014 HG/T 4769.4-2014 Pigments and extenders.Testing of colouring materials in plasticized polyvinyl chloride (PVC-P).Part 4: Determination of bleeding of colouring materials
