PRESERVATION FOR PAINTS & COATINGS
Quality Coatings Need the Right Preservative
It can be challenging to select the right preservative package to protect your coating both in the can and in its dry film state. DuPont offers a wide range of broad-spectrum microbial control solutions. Use the guide below to help you determine which biocides may meet your needs or reach out to our technical team for assistance.
Build Your In-Can Preservative Package
Use our selector guide to find the right preservative based on your specific formulation details or review the preservative options below.
Step 1: Select your In-Can Preservative
Product
Active Ingredient
Features & Benefits
CMIT/MIT
End use product pH 2-9
Exceptional broad spectrum protection against bacteria and fungi
Does not release or contain formaldehyde
Very low use rate
ROCIMA™ BT 2S
ROCIMA™ BT NV2
BIT
End use product pH 2-12
Bacterial protection
Good thermal stability
Step 2: Consider a Co-Preservatives or a Booster for Extended Protection
Product
Active Ingredient
Features & Benefits
DOWICIL™ QK-20
DBNPA
Quick kill biocide for rapid decontamination
Long-term preservative enhancement
Bronopol
End use product pH 2-9
Excellent protection against bacteria
Particularly effective against Pseudomonas species
BIOBAN™ 200
ROZONE™ 2000
DCOIT
End use product pH 2-10
Excellent protection against fungi
Some protection against algae and bacteria
Ultra low leaching for long lasting protection
Non-yellowing (not based on iodine)
Step 3: Explore our Dual Active Biocides for Enhanced and Extended Protection
Product
Active Ingredient
Features & Benefits
BIOBAN™ BTCM
CMIT/MIT + BIT
Protection from bacteria and fungi with quick action and long term preservation
ROCIMA™ 63
OIT + BCM + Diuron
Blend for excellent broad spectrum protection against algae and fungi
ROCIMA™ 607
Bronopol + BIT
Blend for excellent broad spectrum protection against bacteria and fungi, including Pseudomonas bacterial species
ROCIMA™ 586
Bronopol + CMIT/MIT
Blend for excellent broad spectrum protection against bacteria, including Pseudomonas species
Select Your Dry-Film Preservative
Use our
selector guide to find the right preservative based on your specific formulation details or review the preservative options below.
Step 1: For Excellent Protection from Fungal Growth
Product
Active Ingredient
Features & Benefits
BIOBAN™ 200
ROZONE™ 2000
DCOIT
Boosts bacterial and fungal in-can protection over pH 2-10
Dry-film protection against fungi and algae
Ultra low leaching for long lasting protection
BIOBAN™ O 45
OIT
Boosts fungal in-can protection over pH 4-9 in exterior paints
Dry-film protection against fungi
Synergistic with zinc oxide
Step 2: For Algae Antimicrobial Protection in Exterior Coatings
Product
Active Ingredient
Features & Benefits
ROCIMA™ 63
OIT + BCM + Diuron
Blended product contains the algaecide diuron along with OIT and carbendazim fungicides
DCOIT
DCOIT active ingredient provides dry film protection against fungi and algae
Ultra low leaching DCOIT