Reference Formula for Natural Stone Paint

Reference Formula for Natural Stone Paint

As a high-end exterior wall decorative material, natural stone paint is widely popular due to its natural texture, high durability, and excellent application performance. The formulation of natural stone paint must be specifically adjusted for different seasonal conditions to ensure its applicability, stability, and final finish quality. The HQ series of additives launched by Haoqian Technology plays a key role in natural stone paint systems. The following provides a detailed analysis of their application, using reference formulations for summer and winter as examples.

Details

Summer Reference Formula

Raw MaterialModelBrandWeight Parts
Deionized Water

130.5

Thickening Rheology Modifier

HQ-4006

Haoqian

1.2

Hydroxyethyl Cellulose

HBR250

Ashland

1

Multifunctional Additive

HQ-3295

Haoqian

0.5

Ethylene Glycol (EG)

EG


8

Coalescent AgentTEXANOLEastman5
Stone Paint EmulsionSTL-9103Xingqiu100
Multifunctional AdditiveHQ-3295Haoqian1
Thickening ThixotropeHQ-6380Haoqian0.8
High-Temperature Resistant BiocideHQ-2025Haoqian2
Snow White Sand / Color Quartz Sand

750
Total



Summer Formula Features: Increased dosage of ethylene glycol (8 parts) and high-temperature resistant biocide HQ-2025 (2 parts) effectively control water evaporation rate and mold growth risk under high temperature & high humidity environments. TEXANOL coalescent agent ensures complete film curing even above 35℃.

Slightly lower water content and moderately higher cellulose dosage raise system viscosity to prevent sagging under high temperature.

Higher ethylene glycol dosage improves moisture retention and freeze-thaw resistance.

2 parts HQ-2025 strengthens anti-mold performance in hot weather.


Winter Reference Formula


Raw MaterialModelBrandWeight Parts
Deionized Water

130.5

Thickening Rheology Modifier

HQ-4006

Haoqian

1.5

Cellulose Ether

HBR250

Ashland

0.8

Multifunctional Additive

HQ-3295

Haoqian

0.5

Ethylene Glycol (EG)

EG


3

Coalescent AgentTEXANOLEastman5
Ethylene Glycol Butyl Ether (EB)EBTianyin2
Stone Paint EmulsionSTL-9103Xingqiu100
Multifunctional AdditiveHQ-3295Haoqian1
Thickening ThixotropeHQ-6380Haoqian0.8
High-Temperature Resistant BiocideHQ-2025Haoqian1
Snow White Sand / Color Quartz Sand

750
Total

1000


Winter Formula Features: Ethylene glycol butyl ether (EB) is added as auxiliary coalescent agent, paired with reduced ethylene glycol dosage (3 parts), which greatly improves emulsion coalescence efficiency at -5℃ low temperature. Biocide HQ-2025 is reduced to 1 part while meeting low-temperature anti-mold requirements.

Slightly higher water content and lower cellulose dosage adapt to viscosity rise under low temperature.

Reduced ethylene glycol plus ethylene glycol butyl ether (EB) enhances low-temperature film-forming property.

1 part HQ-2025 balances anti-mold performance and raw material cost control.


Comprehensive Advantages of Haoqian HQ Additive System

Strong Synergy & Compatibility: HQ series additives show excellent compatibility with mainstream raw materials including Ashland cellulose ether and Xingqiu emulsions.

Construction-Friendly: Optimizes spray effect and film texture of stone paint, eliminating common construction defects.

Outstanding System Stability: Maintains stable formula performance under all climatic conditions and extends coating open time.

Eco-Friendly & Safe: All products comply with industrial environmental standards and support the development of green building materials.

Haoqian Tech HQ water-based additive series, featuring outstanding performance and flexible adaptability, have become essential core components in stone paint formulations. Whether under high-temperature summer or low-temperature winter conditions, HQ series delivers all-round technical support for stone paint, helping coating manufacturers boost product competitiveness and achieve premium coating finishes.

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