U.S. DEPARTMENT OF LABOR
Occupational Safety and Health Administration
MATERIAL SAFETY DATA SHEET
Product: Moistop?Sealant
Effective: September 15, 2005 Page 1 of 4
Supercedes: June 10, 1998
SECTION I
Company Name Emergency Telephone No.
Fortifiber Corporation 508-222-3500
Address 55 Starkey Ave., Attleboro, MA 02703
Chemical Name & Synonyms Trade Name & Synonyms
Polyurethane sealant Moistop?Sealant
Chemical Family Formula
Moisture cure urethane N/A
SECTION II - HAZARDOUS INGREDIENTS
Hazardous Components CAS# Percent
Butyl benzyl phthalate 85-68-7 5 ?10
Xylenes (o-, m-, p- isomers) 1330-20-7 3?
Ethyl benzene 100-41-4 0.5 ?1.5
Methylene diphenyl isocyanate (MDI) 101-68-8 0.1 -1
SECTION III - PHYSICAL DATA
Flash Point Specific Gravity (Water=1)
129oF (53.9oC) 1.82
Vapor Pressure (mmHg.) Percent, Volatile by Volume (%)
N/A 4%
Vapor Density (Air=1) Evaporation Rate(Butyl Acetate=1)
N/A N/A
Solubility in Water Negligible
Appearance & Odor White polyurethane sealant with solvent odor before curing
SECTION IV - FIRE AND EXPLOSION HAZARD DATA
Flash Point 129oF (53.9oC) Method N/A Flammable Limits N/A Lel N/A Vel N/A
Extinguishing Media Use dry chemical, carbon dioxide, or foam. Use water spray on large fires.
Special Fire Fighting Procedures Wear self-contained breathing apparatus and protective clothing to
prevent contact with skin and eyes. High temperature may generate toxic gases.
Unusual Fire and Explosion Hazards Refer to NFPA Pamphlet No.654, "Prevention of Fire and Dust
Explosions in the Chemical, Dye, Pharmaceutical and Plastics Industries".
U.S. Department of Labor
Occupational Safety and Health Administration
MATERIAL SAFETY DATA SHEET
Product: Moistop?Sealant
Effective: September 15, 2005 Page 2 of 4
Supercedes: June 10, 1998
SECTION V - HEALTH HAZARD DATA
Threshold Limit Value None in solid state
Hazardous Components CAS# ACGIH Limit - TWA OSHA PELs
Xylenes (o-, m-, p- isomers) 1330-20-7 100 ppm 100 ppm TWA
Ethyl benzene 100-41-4 100 ppm 100 ppm TWA
Methylene diphenyl isocyanate 101-68-8 0.005 ppm 0.02 ppm Ceiling
(MDI)
Effects of Overexposure
INHALATION: Solvent fumes may cause irritation and dizziness.
EYES: Eyes could be irritated by solvent fumes. Use safety glasses to protect eyes.
SKIN: Contact with solvent could cause skin irritation. Minimize contact with skin.
Emergency and First Aid Procedures
INHALATION: Remove person from work area and bring them to an area with fresh air.
EYES: Remove person from work area and bring them to an area with fresh air. If product gets into eye,
flush eye with plain water and seek medical attention.
SKIN: Wash the area with soap and water and rinse well.
SECTION VI - REACTIVITY DATA
Stability Stable X Unstable
Conditions to Avoid Fire or exposure to strong oxidizing agents such as nitric and sulfuric acid,
halogen and chlorinating agents.
Hazardous Polymerization May Occur Will not Occur X.
Hazardous Decomposition Products Combustion may produce carbon monoxide, carbon dioxide, oxides
of nitrogen, amines and isocyanate-containing compounds.
SECTION VII - SPILL OR LEAK PROCEDURES
Steps to be Taken in Case Material is Released or Spilled Isolate spill area and stop discharge. Scrap
up polyurethane and deposit into appropriate containers.
Waste Disposal Method Landfill. Observe all federal, state and local laws concerning health and the
environment.
U.S. DEPARTMENT OF LABOR
Occupational Safety and Health Administration
MATERIAL SAFETY DATA SHEET
Product: Moistop?Sealant
Effective: September 15, 2005 Page 3 of 4
Supercedes: June 10, 1998
SECTION VIII - SPECIAL PROTECTION INFORMATION
Respiratory Protection Usually not needed Ventilation - Use in a well ventilated area
Special N/A Other N/A
Protective Gloves Eye Protection
Can be used to minimize skin contact with product Safety glasses, ANSI Std. 287.1
Other Protective Equipment Work/Hygienic Practices
Long sleeved clothing Avoid breathing in the solvent vapors
SECTION IX - SPECIAL PRECAUTIONS
Precautions to be Taken in Handling and Storing Other Precautions N/A
Do not store near open flame.
Use reasonable care and caution in handling.
SECTION X ?REGULATORY
Federal Regulations
Components are on the U.S. EPA TSCA Inventory List
CERCLA/SARA ?Hazardous Substances
Hazardous Components CAS#
Butyl benzyl phthalate 85-68-7
Xylenes (o-, m-, p- isomers) 1330-20-7
Ethyl benzene 100-41-4
Methylene diphenyl isocyanate (MDI) 101-68-8
TSCA
Hazardous Components CAS#
Chlorobenzene 108-90-7
Xylenes (o-, m-, p- isomers) 1330-20-7
State Regulations
California ?Proposition 65
Hazardous Components CAS# Listing
Ethyl benzene 100-41-4 Carcinogen
Lead 7439-92-1 Carcinogen, developmental toxin,
female reproductive toxin, male
reproductive toxin
U.S. DEPARTMENT OF LABOR
Occupational Safety and Health Administration
MATERIAL SAFETY DATA SHEET
Product: Moistop?Sealant
Effective: September 15, 2005 Page 4 of 4
Supercedes: June 10, 1998
DISCLAIMER: The information provided herein is believed to be accurate but is not warranted to
be whether it originated with Fortifiber Corporation or not. Much of the information contained in this
Material Safety Data Sheet originates from suppliers: this information cannot be warranted by Fortifiber
Corporation to be correct or appropriate for the recipient's intended use. Recipients are advised to
confirm in advance of need that the information is current, applicable and suitable to their circumstances.
|