***When this product is exposed to moisture, 3-5% acetic acid may be
formed.
Ingredients which have exposure limits
Exposure Limits (TWA) ACGIH OSHA OTHER
Ingredients (TLV) (PEL)
SILICA, AMORPHOUS TREATED 10 mg/m3 TWA 6 mg/m3 TWA 3 mg/m3 TWA
resp. dust
CARBON BLACK 3.5 mg/m3 TWA 3.5 mg/m3 TWA 5ppm
ACETIC ACID 10 ppm TWA 10 ppm TWA None
25 mg/m3 25 mg/m3
Toxicity: Eye and skin irritant.
Oral LD50 more than 10,000 mg/kg.
Primary Routes of Entry: None known
Signs and symptoms
of Exposure: Acetic acid produced during cure irritates eyes,
nose and throat.
LOCTITE CORPORATION 09/11/96
ROCKY HILL, CONNECTICUT 06067
EMERGENCY PHONE: (860) 571-5100
MATERIAL SAFETY DATA SHEET Page 02 of 05
Product Name: Permatex(R) Black Silicone Adhesive Sealant
Item No.: 81158
3. HAZARDS IDENTIFICATION (continued)
Existing Conditions
Aggravated by Exposure: Carbon black: respiratory disorders.
Methyltriacetoxysilane: Eye, skin, and pulmonary
disorders.
Literature Referenced Carcinogen
Ingredients Target Organ and Other Health Effects NTP IARC OSHA
Poly(dimethylsiloxane),
dimethyl IRR NO NO NO
SILICA, AMORPHOUS TREATED NUI NO N/A NO
Ethyltriacetoxysilane No Data NO NO NO
Methyltriacetoxysilane No Data NO NO NO
CARBON BLACK RES NO 2B NO
ACETIC ACID COR EYE GAS IMM IRR NO NO NO
-------------------------------------------------------------------------------
Abbreviations
N/A Not Applicable 2B Possibly carcinogenic to humans
COR Corrosive EYE Eyes
GAS Gastrointestinal IMM Immune system
IRR Irritant NUI Nuisance dust
RES Respiratory
4. FIRST AID MEASURES
Ingestion: Do not induce vomiting. Keep individual calm.
Obtain medical attention.
Inhalation: Remove to fresh air. Treat symptomatically.
Skin Contact: Wipe off paste with paper towel or cloth.
Wash exposed area with soap and water.
Eye Contact: Flush at least 15 minutes with water. Obtain
medical attention.
5. FIRE FIGHTING MEASURES
Flash Point: More than 200掳F Method: Tag Closed Cup
Recommended
Extinguishing Agents: Carbon dioxide, foam, dry chemical
Hazardous Products formed
by Fire or Thermal Decomp Acetic acid, formaldehyde, silica fume.
Unusual Fire or
Explosion Hazards: None
Explosive Limits:
(% by volume in air)Lower Acetic acid: 4%
LOCTITE CORPORATION 09/11/96
ROCKY HILL, CONNECTICUT 06067
EMERGENCY PHONE: (860) 571-5100
MATERIAL SAFETY DATA SHEET Page 03 of 05
Product Name: Permatex(R) Black Silicone Adhesive Sealant
Item No.: 81158
5. FIRE FIGHTING MEASURES (continued)
(% by volume in air)Upper Acetic acid: 19.9% at 200掳F.
6. ACCIDENTAL RELEASE MEASURES
Steps to be taken in case
of spill or leak: Wipe or scrape up spilled material. Maintain
good ventilation for large spills. Place scrap
material in a well ventilated place and allow to
cure to rubber.
7. HANDLING AND STORAGE
Safe Storage: Store in a dry area below 90掳F. Keep container
closed when not in use.
(Contact Loctite Customer Service 1-800-243-4874 for shelf Life information)
Handling: Avoid eye or skin contact. Avoid breathing vapor.
8. EXPOSURE CONTROLS, PERSONAL PROTECTION
Eyes: Safety glasses or goggles.
Skin: Rubber or plastic gloves.
Ventilation: Provide local ventilation for prolonged use in
confined area.
See Section 2 for Exposure Limits.
9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance: Black paste
Odor: Acetic Acid
Boiling Point: Not Applicable, polymeric material
pH: Does not apply
Solubility in Water: Polymerized
Specific Gravity 1.07
Volatile Organic Compound
(EPA Method 24) 4.5%; 48.15 g/l
Vapor Pressure: Less than 5mm at 70掳F
Vapor Density: Not available
Evaporation Rate
(Ether = 1) Not available
10. STABILITY AND REACTIVITY
Stability: Stable
Hazardous Polymerization: Will not occur
Incompatibility: Polymerized by contact with moisture. Acetic
acid liberated.
LOCTITE CORPORATION 09/11/96
ROCKY HILL, CONNECTICUT 06067
EMERGENCY PHONE: (860) 571-5100
MATERIAL SAFETY DATA SHEET Page 04 of 05
Product Name: Permatex(R) Black Silicone Adhesive Sealant
Item No.: 81158
Recommended methods of
disposal: Cured rubber can be incinerated. Follow EPA local
regulations.
EPA Hazardous Waste
Number NH - Not a RCRA Hazardous Waste Material
14. TRANSPORT INFORMATION
DOT (49 CFR 172)
Domestic Ground Transport
Proper Shipping Name: Unrestricted
Hazard Class or
Division: Unrestricted
Identification Number: None
Marine Pollutant: None
IATA
Proper Shipping Name: Unrestricted
Class or Division: Unrestricted
UN or ID Number: None
15. REGULATORY INFORMATION
CA Proposition 65: No Prop65 chemicals are known to be present.
16. OTHER INFORMATION
Estimated NFPA(R) Code:
Health Hazard: 2
Fire Hazard: 1
Reactivity Hazard: 1
Specific Hazard: Does not apply
Estimated HMIS(R) Code:
Health Hazard: 2
Flammability Hazard: 1
LOCTITE CORPORATION 09/11/96
ROCKY HILL, CONNECTICUT 06067
EMERGENCY PHONE: (860) 571-5100
MATERIAL SAFETY DATA SHEET Page 05 of 05
Product Name: Permatex(R) Black Silicone Adhesive Sealant
Item No.: 81158
16. OTHER INFORMATION (continued)
Reactivity Hazards: 1
Personal Protection: See Section 8.
NFPA is a registered trademark of the National Fire Protection Assn.
HMIS is a registered trademark of the National Paint and Coatings Assn.
Prepared By: Stephen Repetto
Title: Research Chemist, Environmental Health & Safety
Company: Loctite Corp., 1001 Tr Br Cr, Rocky Hill CT 06067
(24hr.) Phone: (860) 571-5100
Revision Date: January 22, 1996 Revision: 0031
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