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SAFETY DATA SHEET
PB Fast Set

Section 1. Identification

Product Identifier: PB Fast Set One Part Bonding Adhesive

Chemical family: Aeromatic isocyanates
Synonyms Diphenylmethane Disocynate

Product type: Liquid

Recommended Use: Join Precision Board Plus sheets to make them longer, wider, or
thicker.

Manufacturer s Name & Address Emergency Telephone Number (24/7)
Coastal Enterprises Company
P.O. Box 4875 Chemtrec: (800) 424-9300
Orange, CA 92863-4875
Non- Emergency phone
(800) 845-0745

Section 2. Hazards Identification

Emergency Overview

Contains dispenylmethane disocyanate (CAS No. 101-68-8) Inhalation MDI mists or vapors may
cause respiratory irritation, breathlessness, chest discomfort, and reduced pulmonary function.
Overexposure well above the PEL may result in bronchitis, bronchial spasms, and pulmonary
edema. Long-term exposure to isocyanates has been reported to cause lung damage, including
reduced lung function, which may be permanent. Acute or chronic overexposure to isocyanates
may cause sensitization in some individuals resulting in allergic respiratory reactions including
wheezing, shortness of breath and difficulty breathing.

Potential Health Effects

Primary routes of exposure
Routes of entry for solids and liquids include eye and skin contact, ingestion, and inhalation.
Routes of entry for gases include inhalation and eye contact. Skin contact may be a route of
entry for liquified gases.

Acute Toxicity: Information on MDI
Inhalation of MDI vapors may cause irritation of the mucous membranes of the nose, throat or
trachea, breathlessness, chest discomfort, difficult breathing, and reduced function. Air-borne
overexposure well above the PEL may result additionally in eye irritation, headache, chemical
bronchitis, asthma-like findings or pulmonary edema. Isocyanates have also been reported to
cause hypersensitivity pneumonitis, which is characterized by flu-like symptoms, the onset of

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which may be delayed. Gastrointestinal symptoms include nausea, vomiting, and abdominal
pain.

Irritation: Information on Disocyanates
Eye contact with isocyanates may result in conjuctival irritation and mild corneal opacity. Skin
contact may result in dermatitis, either irritative or allergic.

Repeated Dose Toxicity: Information on MDI
Results from a lifetime inhalation study of rats indicate that MDI aerosol was carcinogenic at
6mg/m3, the highest dose tested. This is well above the recommended TLV of 5 ppb
(0.05 6mg/m3) Only irritation was noted at the lower concentration of 0.2 and 1mg/m3. No birth
defects or teratogenic effects were reported in a teratology study with rats exposed to 1, 4, and 12
mg/m3 polymeric MDI for 6 hr/day on days 6-15 gestation. Embryotoxicity was reported at the
top dose in the presence of maternity toxicity.

Information of Isocyanates
As a result of previous repeated overexposures or a single large dose, certain individuals will
develop isocyanate sensitization. (chemical asthma) which will cause them to react to a later
exposure of isocyanate at levels well below the PEL/TLV. These symptoms, which include chest
tightness, wheezing, coughing, shortness of breath, or asthmatic attack could be immediate or
delayed up to several hours after exposure. Similar to many non-specific asthmatic responses,
there are reports that once sensitized, an individual can experience these symptoms upon
exposure to dust, cold air, or other irritants. The increased lung sensitivity can persist for weeks
and in severe cases for several years. Chronic overexposure to isocyanates has been reported
to cause lung damage, including a decrease in lung function, which may be permanent.
Sensitization may be either temporary or permanent. Prolonged contact can cause reddening,
swelling, rash, scaling, or blistering. In those who have developed a skin sensitization, these
symptoms can develop as a result of contact with very small amounts of liquid material, or even
as a result of vapor-only exposure.

Medical Conditions Aggravated by Overexposure
The isocyanate component is a respiratory sensitizer. It may cause an allergic reaction leading to
asthma like spasms of the bronchial tubes and difficulty in breathing. Person with history with
respiratory disease or hypersensitivity should not be expose to the product. An animal study
indicated that MDI may induce respiratory hypersensitivity following dermal exposure. Medical
supervision of all employees who handle or come into contact with isocyanates is recommended.
Pre-employment and periodic medical examinations with respiratory function tests (FEV,FVC as a
minimum) are suggested. Persons with asthmatic conditions, chronic bronchitis, other chronic
respiratory diseases, recurrent eczema or pulmonary sensitization should be excluded from
working with isocyanates, further exposure is not recommended. Contact may aggravate
pulmonary disorders.

Section 3. Composition / Information on Ingredients

CAS Number Content (W/W) Chemical Name
<60.0 % Isocyanate Polymer 9016-87-9 <30.0 % P-MDI 101-68-8 <17.0 % Diphenylmethane-4,4' disocyanate disocyanate (MDI) 26447-40-5 <3.0 % MDI PB Fast Set 10/1/15 3 of 7 Section 4. First-Aid Measures Description of Necessary First Aid Measures General advice: Remove contaminated clothing Eye Contact: Immediately flush eyes with water for 15 minutes, lift upper and lower eyelids. Remove contact lenses. Get medical attention if irritation persists. Inhalation: Move to an area that has plenty of fresh air. Rest in a position comfortable for breathing. Get medical attention if symptoms occur. Skin Contact: Flush contaminated skin with soap water. Remove contaminated clothing and shoes. Get medical attention if symptoms occur. Ingestion: Wash out mouth with water. Seek fresh air and rest in a comfortable position for breathing. If material has been swallowed, drink small quantities of water. Do not induce vomiting. Get medical attention if symptoms occur. Note to Physician: Hazards: Symptoms can appear later Antidote: Specific antidotes or neutralizers to isocyanate do not exist Treatment: Treatment should be supportive and based on the judgement of the physician in response to the reaction of the patient. Section 5. Fire-Fighting Measures Flash point: 228 oc. Closed cup Auto-ignition: Unspecified Self-ignition temperature: not self-igniting Suitable extinguishing media: water, dry extinguishing media, carbon dioxide, foam Hazards during fire-fighting: nitrous gases, fumes/smoke, isocyanate, vapor Protective equipment for Firefighters should be equipped with self-contained breathing fire-fighting: apparatus and turn-out gear. Section 6. Accidental Release Measures Personal Precautions: Clear area. Ensure adequate ventilation. Wear suitable personal protective clothing and equipment. PB Fast Set 10/1/15 4 of 7 Environmental Precautions: Do not discharge into drains/surface or waters/ground water. Cleanup: Dike spillage For small amounts: Absorb isocyanate with suitable absorbent material (use 40 CFR, sections 260, 204, and 265 for further information). Shovel into open container. Do not make container pressure tight. Move container to a well-ventilated area (outside) Spill area can be decontaminated with the following recommended decontamination solution. Mixture of 90% water, 8% concentrated ammonia, 2% detergent. Add at a 10 to 1 ratio. Allow it to stand for at least 48 hours to allow escape of evolved carbon dioxide. For large amounts: If temporary control of isocyanate vapor is required, a blanket of protein foam or other suitable foam (available from most fire departments) may be placed over the spill. Transfer as much liquid as possible via pump or vacuum device into closed but not sealed containers for disposal. For residues: The following measures should be taken for final cleanup: Wash down spill area with decontamination solution. Allow solution to stand for at least 10 minutes. Section 7. Handling and Storage Handling General Advice: Mix thoroughly before use. If bulging of drum occurs, transfer to well ventilated area, puncture to relieve pressure, open vent and let stand for 48 hours before resealing. Protection against fire and explosion: No explosion proofing necessary Storage: General Advice: Formation of CO2 and build up of pressure possible. Keep container tightly closed and in a well- ventilated place. Outage of containers should be filled with dry inert gas at atmospheric pressure to avoid reaction with moisture. Storage incompatibility: General: Segregate from bases. Storage Stability: Storage temperature 60-80 oF. Protect against moisture Section 8. Exposure Controls / Personal Protection Components with Workplace Control Parameters Diphenylmethane-4,4'-diisocya OSHA CLY 0.02ppm 0.2 mg/m3 nate (MDI) ACGIH TWA Valve 0.005 ppm PB Fast Set 10/1/15 5 of 7 Advice on System Design: Provide local exhaust ventilation to maintain recommended P.E.L Personal Protective Equipment Respiratory Protection For situations where the airborne concentrations may exceed the level for which an air purifying respirator is effective, or where the levels are unknown or Immediately Dangerous to Life and Health (IDLH), use NOISH-certified full face piece pressure demand self-contained breathing apparatus (SUBA) or a full face piece pressure demand supplied--air respirator (SAR) with escape provisions. When atmospheric levels may exceed the occupational exposure limit (PEL or TLV) NOISH-certified or air purifying respirators equipped with an organic vapor sorbent and particulate filter can be used as long as appropriate precautions and change out schedules are in place. Hand Protection Chemical resistant protective gloves. Suitable materials, chloroprene rubber (Neoprene), nitrile rubber (Buna N), chlorinated polyethylene, polyvinylchloride (Pylox), butyl rubber, fluoroelastomer (Viton) Eye Protection Tightly fitting safety goggles (chemical goggles). Wear face shield if splashing hazard exists. Body Protection Suitable materials, saran contact material General Safety and Hygiene Measures Wear protective clothing as necessary to prevent contact. Eye wash fountains and safety showers must be easily accessible. Observe the appropriate PEL valve. Wash soiled clothing immediately. Contaminated equipment or clothing should be cleaned after each use or disposed of. Section 9. Physical and Chemical Properties Appearance Physical state Liquid Vapor pressure 0.00001 mmHg Color Amber Vapor density N/A Odor faintly aromatic Density 10.16 lb Odor threshold N/A Solubility in water N/A pH N/A Partition coefficient N/A Melting point/Freezing N/A Auto-Ignition temp. N/A Boiling/condensation point >200oC Decomposition temp N/A
Flash point N/A Viscosity 4,350 mPa.s
Evaporation rate N/A
Flammability (solid, gas) N/A
Lower and upper explosive
(flammable) limits N/A

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Section 10. Stability and Reactivity

Conditions to Avoid:
Avoid moisture

Substances to Avoid:
Water, alcohols, strong bases, substances/products that react with isocyanates.

Hazardous Reactions:
This product is chemically stable:
Reacts with water, with formation of carbon dioxide. Risk of bursting. Reacts with alcohols. Reacts with acids. Reacts
with alkalis. Reacts with amines. Risk of exothermic reaction. Risk of violent reaction. Risk of polymerization. Contact
with rubbers and plastics can cause brittleness of the substance/product with subsequent loss in strength.

Decomposition Products:
Hazardous decomposition products: carbon monoxide, hydrogen cyanide, nitrogen oxides, aeromatic isocyanates,
gases/vapors.

Corrosion to Metals:
No corrosive effect on metal.

Oxidizing Properties:
Not an oxidizer

Section 11. Toxicological Information

Section 12. Ecological Information

Information on: Diphenylmethane-4,4′ diisocyanate (MDI)
Acute and prolonged toxicity to fish
OECD Guideline 203 static
zebra fish/LC0 (96 h): > 1,000mg/l

Information on: Diphenylmethane-4,4′ diisocyanate (MDI)
Acute toxicity to aquatic invertebrates:
OECD Guideline 202 part 1 static
Daphnia magna/EC50 (24 h): > 1,000mg/l

Section 13. Disposal Considerations

Waste Disposal of Substance:
Incinerate or dispose of in a licensed facility.
Do not discharge substance/product into the sewer system.

Container Disposal
Drums:
Steel drums must be emptied and can be sent to a licensed drum re-conditioner for reuse, a
scrap metal dealer, or an approved landfill. Refer to 40 CFR 261.7 (residues of hazardous waste
in empty containers). Check with re-conditioner to determine if decontamination is required.
Decontaminate containers prior to disposal. Recommend crushing, puncturing, or other means to
prevent unauthorized use of used containers.

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Section 14. Transport Information

Reference Bill of Lading

Section 15. Regulatory Information

Safety, health and environmental regulations specific for this product:

United States Regulations

TSCA 8(b) Inventory Released / Listed

OSHA Hazard Category Chronic target organ effects reported, ACGIH TLV established

CERCLA RQ CAS Number Chemical Name
5000 lbs. 101-68-8 Diphenylmethane-4,4′ diisocyanate (MDI)

State Regulations

State RTK

CAS Number Chemical Name State RTK
9016-87-9 P-MDI NJ
101-68-8 Diphenylmethane-4,4′ diisocyanate MA, NJ, PA

Section 16. Other Information

Hazardous Material Information System (USA):

Health: 2 Flammability: 1 Physical Hazard: 1

HMIS uses a numbering scale ranging from 0 to 4to indicate the degree of hazard. A value of
zero means that the substance possesses essentially no hazard, a rating of 4 indicates a hight
hazard.

Date of Printing: 10/1/15
Date of Issue: 10/1/15
Date of previous Issue 1/19/15

Notice to Reader

The information contained herein is based on data believed by Coastal Enterprises Company to
be accurate, but we do not assume any liability for the accuracy of this information. We neither
suggest nor guarantee that any hazards mentioned are the only ones which exist. Anyone
intending to rely on any recommendation or to use any equipment technique or material
mentioned should also satisfy himself that he can meet all applicable safety and health standards.
Determination of the suitability of any information or product for the use contemplated by any
user, the manner of that use and whether there is any infringement of patents, is the sole
responsibility of the user.