1. Product Spoilage & Reduced Shelf Life
Microbial growth can degrade product quality, leading to discoloration, odor, texture changes, and separation.
This results in shortened shelf life and potential customer dissatisfaction.
2. Regulatory Non-Compliance & Product Recalls
Many industries (cosmetics, personal care, coatings, etc.) must meet strict microbial safety regulations.
Contaminated products may fail stability tests or lead to costly recalls and legal action.
3. Safety Risks for Consumers
Some microbes can cause skin irritation, infections, or allergic reactions, making products unsafe.
In severe cases, contamination could lead to serious health concerns for end users.
4. Production Downtime & Increased Costs
Contamination may require shutdowns for deep cleaning, resulting in lost production time and revenue.
Additional testing, reformulation, and disposal of contaminated batches increase operational costs.
5. Brand Reputation Damage
Customers losing trust due to quality issues can result in negative reviews, brand damage, and loss of market share.
Rebuilding a reputation after contamination is costly and time-consuming.
6. Ineffective Preservation & Poor Formulation
Weak or improperly selected preservatives may not provide sufficient microbial protection, leading to contamination.
Formulations need optimized preservative systems to ensure long-term product stability.

1. Viscosity Changes & Phase Separation
Microbial activity can break down the thickening agents in paints, causing reduced viscosity and separation of components.
This leads to inconsistent application and poor final finish.
2. Odor Formation
Contaminated paints often develop foul, musty, or sour odors due to microbial metabolism.
This is a clear sign of spoilage, making the product unusable and unsellable.
3. Discoloration & Staining
Bacteria and fungi can produce pigments or degrade colorants, leading to unexpected color shifts.
This affects paint aesthetics and may result in costly product returns.
4. Loss of Adhesion & Film Integrity
Microbial degradation can weaken binding agents, reducing adhesion to surfaces.
The final coating may peel, crack, or flake prematurely, affecting performance.
5. Surface Mold & Biofilm Growth
Fungi and bacteria can grow on painted surfaces, creating visible mold spots or slime layers.
This is a major problem in high-humidity environments, such as bathrooms or outdoor coatings.
6. Shortened Shelf Life
Microbial activity can accelerate product spoilage, leading to clogged spray systems, increased sedimentation, and overall instability.
This forces manufacturers to discard contaminated batches, leading to financial loss.
7. Regulatory Compliance Issues
Paints and coatings must meet strict microbial control regulations in many industries.
Contamination can lead to failed quality tests, customer complaints, or product recalls.

With high-performance biocides, antimicrobial additives, and hygiene management solutions, Onnovo helps manufacturers: Prevent microbial degradation in wet-state and dry-film coatings Extend shelf life and maintain product stability Improve film protection against fungi, algae, and bacteria Ensure regulatory compliance and reduce product failure risks