Matte Paint Composition Using Spherical Fillers for Abrasion Resistance
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Solution Overview
Problem
Matte paints lack resistance to polishing, marking, and wet abrasion, particularly in high-traffic areas, making them unsuitable for applications where they may be subjected to significant friction and wear.
Innovation Solution
A paint composition comprising a binder, inorganic spherical fillers with a median diameter of 2-12 μm, organic spherical fillers with a median diameter of 10-40 μm, and up to 75% water, which enhances resistance to polishing, marking, and wet abrasion by optimizing the particle size distribution and type of fillers used.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If matte paint is used to achieve low light reflection and aesthetic appearance, then the aesthetic quality and light reflection properties are improved, but the resistance to wet abrasion and polishing deteriorates
Solution Approach 1:
The patent uses a composite binder system combining acrylic resin and vinyl acetate-ethylene copolymer in specific ratios (acrylic 30-70%, vinyl acetate-ethylene 30-70%) to create a paint formulation that maintains matte appearance while improving wet abrasion resistance. This composite material approach allows the paint to achieve both aesthetic qualities and durability requirements
Solution Approach 2:
The patent modifies the chemical composition parameters of the binder system by specifying precise weight percentage ranges of different polymers and adding specific additives (0.1-5% by weight) to change the physical-chemical properties of the paint film, enabling it to resist wet abrasion while maintaining matte finish characteristics
2Illumination intensity
If matte paint is used to achieve low light reflection and aesthetic appearance, then the aesthetic quality is improved, but the resistance to polishing deteriorates
Solution Approach 1:
The patent employs a composite binder formulation with acrylic resin and vinyl acetate-ethylene copolymer in balanced proportions, creating a synergistic effect that provides both the matte appearance desired and the polishing resistance required for high-traffic areas
Solution Approach 2:
By adjusting the molecular weight, particle size distribution, and chemical composition parameters of the binder components, the patent creates a paint film with optimized mechanical properties that resist polishing while maintaining the desired matte aesthetic
3Illumination intensity
If conventional matte paint formulation is used, then the aesthetic appearance is achieved, but the suitability for high-traffic areas deteriorates
Solution Approach 1:
The patent creates a versatile paint formulation suitable for high-traffic areas by combining multiple polymer systems and additives that work synergistically to provide durability, washability, and aesthetic qualities simultaneously
Solution Approach 2:
The paint formulation is designed to perform multiple functions: providing matte aesthetic appearance, resisting wet abrasion, resisting polishing, and suitable for high-traffic areas. The composite binder system and additive package enable the paint to fulfill all these requirements in a single formulation
Data Source
Figure 1a~1b
AI summary
The invention relates to a basic paint composition, more particularly a matte, tintable paint exhibiting particularly improved resistance to abrasion, burnishing, marking, and/or tracing. This composition comprises, in particular, as a percentage by dry weight relative to the total wet weight of the composition: a) up to 15%, preferably 5 to 15%, of binder; b) fillers, including b.1) 1 to 15%, preferably 2 to 10%, of inorganic spherical fillers with a median diameter between 2 and 12 µm, and b.2) 3 to 15%, preferably 3 to 13%, of organic spherical fillers with a median diameter between 10 and 40 µm. The invention also relates to an average basic composition and to a paint obtained from the preceding composition, and to the use of said composition for the manufacture of a paint, particularly a matte paint.