Proxel® BD20 is a broad-spectrum, BIT-based in-can preservative designed for use in water-based formulations that require long-lasting microbial control. Manufactured by LANXESS, it contains 20% active 1,2-Benzisothiazolin-3-one, offering high efficacy even at low dosages. Proxel® BD20 is formaldehyde-free, making it suitable for eco-conscious and regulatory-sensitive applications. It is ideal for protecting products such as paints, adhesives, construction chemicals, emulsions, and home care products from bacteria, mold, and yeast during storage.
High Active Concentration (20%) for enhanced performance
Formaldehyde-Free – Meets stringent global eco-label and consumer safety standards
Broad-Spectrum Efficacy against bacteria, yeast, and mold
Low Odor Profile – Minimal impact on end-product fragrance
Excellent pH Stability (pH 4–12) suitable for diverse water-based systems
Compatible with a wide range of raw materials and formulation chemistries
Paints and Coatings – Safeguards waterborne decorative and industrial paints from spoilage.
Polymer Dispersions – Ensures long-term stability of acrylics, latexes, and synthetic emulsions.
Adhesives & Sealants – Provides preservation in pressure-sensitive adhesives and binders.
Construction Chemicals – Used in plasters, fillers, tile adhesives, and grouts to prevent microbial degradation.
Detergents and Household Cleaners – Maintains product integrity during shelf life.
Printing Inks & Pigment Pastes – Prevents microbial contamination of aqueous ink systems.
| Property | Details |
|---|---|
| Product Name | Proxel® BD20 |
| Manufacturer | LANXESS (formerly Lonza) |
| Chemical Type | In-can preservative (BIT-based) |
| Active Ingredient | 1,2-Benzisothiazolin-3-one (BIT) – 20% |
| Physical Form | Liquid concentrate |
| Appearance | Pale yellow to amber liquid |
| Odor | Mild, characteristic |
| pH (as supplied) | 9.0 – 10.5 |
| Solubility | Water-miscible |
| Density @ 20 °C | ~1.10 g/cm³ |
| Flash Point | >100 °C |
| Recommended Use Level | 0.05% – 0.3% depending on system and microbial sensitivity |
| pH Stability Range | 4 – 12 |
| Shelf Life | 18 months in unopened original packaging |
| Packaging | Available in 25 kg / 200 kg HDPE drums or IBC totes |
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