GB/T 21089.1-2007Testing method of application performance of waterborne additives for architectural coatings - part 1: Dispersing agent,Defoaming agent, Thickening agent (English PDF)

1 Scope

This section provides architectural coatings and aqueous dispersion agents, defoamers, thickening performance test-related terms and definitions, and provides for building

Aqueous dispersion coating agents, defoamers, thickeners performance test method.

This section also applies to other sectors of water dispersing agents, defoamers, thickeners application performance test.

2 Normative references

The following documents contain provisions which, through reference in this text, constitute provisions of this part. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this section, however, encourage the parties to this part of the research agreement

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this section.

GB/T 1766-1995 Paints and varnish coating aging rating method (neq ISO 4628-1. 1980)

2794 Adhesives - Determination of viscosity GB/T GB/T 3186-2006 Paints, varnishes and raw materials for paints and varnishes - Sampling (ISO 15528.2000, IDT)

GB/T 6750 Paints and varnishes - Determination of density - Pycnometer method (GB/T 6750-2007, ISO 2811-1.1997, IDT)

GB/T 6753.1 Paints, varnishes and printing inks Determination of fineness of grind (GB/T 6753.1-2007, ISO 1524.2000,

IDT)

GB/T 6753.3-1986 paint storage stability test methods

Determination of GB/T 9264 of paint sagging

GB/T 9269-1988 architectural coatings Stormer viscometer viscosity measurement method

GB/T 9274-1988 Paints and varnishes - determination of resistance to liquids (eqv ISO 2812. 1974)

GB/T 9278 paint sample conditioning and testing temperature and humidity (GB 9278-1988, eqv ISO 3270. 1984, Paintand varnishandtheirrawmaterials-Temperaturesandhumiditiesforconditioningandtesting)

GB/T 9751 Determination of coating (GB/T 9751-1988, eqv ISO 2884. 1974) at high shear rate viscosity

JB/T 3998 paint leveling Scratch assays

ASTMD4707 measured coating roll coating process, anti-spatter

3 test items

Dispersants, defoamers, thickeners test items shown in Table 1.

Table 1 Test Project

Dispersant

Dispersible

Dispersion stability

Hydrophobic

Associative

Defoamers

Defoaming

Defoaming persistence

Defoamer emulsion compatibility […]