Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Solvay Tolcide PS75 Fungicide

Solvay Tolcide PS75 is a fast-acting industrial biocide from TOLCIDE series by Solvay Novecare. With THPS as active ingredient, it features rapid microbial kill, low eco-toxicity, full water miscibility, suitable for oilfield, cooling water, pulp and paper applications.

Features Of Solvay Tolcide PS75 Fungicide

  1. Fast-acting biocidal – Quickly eliminates harmful microbes in industrial systems

  2. Low eco-toxicity – High environmental safety, meets industrial standards

  3. Fully water-miscible – Easy to disperse and add, compatible with water-based systems

  4. Ready-to-use – Can be applied directly or used as formulation base

  5. Strong stability – Maintains high efficacy in industrial conditions

Typical Applications Of Solvay Tolcide PS75 Fungicide

  1. Oilfield water treatment – Water injection and fluid protection

  2. Industrial cooling water – Microbial control and corrosion inhibition

  3. Pulp & paper industry – Sterilization for pulp and white water systems

  4. Industrial cleaning fluids – Antibacterial for water-based cleaners

  5. Industrial water-based formulations – Coating & additive preservation

Specifications Of Solvay Tolcide PS75 Fungicide

BrandSolvay
DivisionNovecare
Product SeriesTOLCIDE® Series
Product TypeFast-acting industrial biocide
Active ingredientTetrakis(hydroxymethyl)phosphonium sulfate (THPS)
SolubilityFully miscible with water
UsageReady-to-use or formulation base


Solvay Tolcide PS75 Fungicide – Frequently Asked Questions (FAQ)

Q1: What is the primary mode of action of Solvay Tolcide PS75 Fungicide?

A: Solvay Tolcide PS75 functions as a broad-spectrum fungistatic agent, primarily inhibiting fungal growth through disruption of cellular membrane integrity and metabolic activity. Its performance is optimized in non-leaching, polymer-bound applications where sustained surface protection is required.


Q2: In which types of polymer systems is Solvay Tolcide PS75 typically incorporated?

A: It is commonly used in thermoplastic polymers such as polyolefins (PP, PE), PVC, and certain engineering thermoplastics where thermal stability during processing is essential. Compatibility and dispersion are generally favorable in non-polar to moderately polar matrices.


Q3: How does Solvay Tolcide PS75 differ from conventional leaching biocides?

A: Unlike water-soluble or migratory biocides, Solvay Tolcide PS75 is designed for non-leaching, immobilized functionality—retaining antifungal efficacy on the polymer surface without significant release into the environment. This supports longer-lasting protection and aligns with evolving regulatory expectations for reduced environmental impact.


Q4: What are key handling and processing considerations during compounding?

A: Solvay Tolcide PS75 exhibits good thermal stability up to typical polymer processing temperatures. It should be introduced during masterbatch preparation or direct compounding using standard high-shear mixing equipment. Uniform dispersion is critical for consistent performance, and pre-drying is not generally required unless ambient humidity is exceptionally high.


Q5: Is Solvay Tolcide PS75 suitable for applications requiring regulatory compliance for food contact or medical devices?

A: Solvay Tolcide PS75 is intended for industrial and consumer product applications where surface antifungal protection is needed. It is not pre-approved for direct food-contact or implantable medical device use; end-use compliance must be evaluated case-by-case in coordination with relevant regulatory frameworks and application-specific testing.



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