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

Schulke Parmetol K40 Preservative

Schulke Parmetol K40 Preservative is a broad-spectrum, formaldehyde-free biocide for water-based industrial formulations. Designed for paints, coatings, adhesives and metalworking fluids, it delivers robust protection against bacteria, yeasts and molds. Its low-odor, stable chemistry ensures long-term efficacy without compromising product integrity or regulatory compliance.
  • schulke parmetol k40 preservative_a089c189
  • schulke parmetol k40 preservative_a089c189

Features Of Schulke Parmetol K40 Preservative

  1. Broad-spectrum antimicrobial activity against bacteria, yeasts, and molds.

  2. pH-stable performance across a wide range of formulations (pH 3–10).

  3. Low odor and excellent compatibility with common surfactants and polymers.

  4. Non-volatile and thermally stable for use in hot-process manufacturing.

  5. EU Biocidal Products Regulation (BPR) compliant with active substance approval under Annex I.

Typical Applications Of Schulke Parmetol K40 Preservative

  1. Water-based industrial metalworking fluids.

  2. Latex paints and architectural coatings.

  3. Adhesives and sealants.

  4. Construction additives including grouts and tile adhesives.

  5. Non-woven fabric processing solutions.

Specifications Of Schulke Parmetol K40 Preservative

Chemical TypeIsothiazolinone-based biocide blend
Product FormLiquid concentrate
AppearanceClear, pale yellow to amber liquid
Primary ApplicationsIndustrial water-based formulations requiring long-term microbial control
Key FeaturesFast-acting, non-oxidizing, low foam generation
BenefitsReduces spoilage, extends shelf life, maintains product integrity
Storage ConditionsStore at 5–30°C in original sealed container; protect from freezing
Regulatory StatusApproved under EU BPR for PT 12 (Film preservatives) and PT 3 (Industrial processes)


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