Note: Ingredients listed on restricted chemical lists
EC/CAS
5124-30-1
Name of the chemical
4,4'-methylenedicyclohexyl diisocyanate
Concentration
50-80
EC/CAS
77-58-7
Name of the chemical
Dibutylzinndilaurat; Dibutyl[bis(dodecanoyloxy)]stannan (2017/776)
Concentration
< 0.1
General Information
Version
3.00
Revision date
2025-11-02
Product name
3M Scotch-Weld Repair Paste 2220 B/A Part A
1.2.1 Relevant identified uses
Part A of two component Polyurethane Protective Tape Repair Paste, For industrial or professional use only One or more components in this material are approved for specific commercial use(s) under a US EPA TSCA Low Volume Exemption. Approved commercial uses: Repair compound/sealant
supplier name
3M
Manufacturer Name
3M
Emergency telephone
1-800-364-3577, (651) 737-6501
Icons in SDS
Company Information
company name
3M
Hazard Codes
Hazard statements (CLP)
H315, H317, H334, H335
Hazard statements
Code
Statements
H315
Causes skin irritation
Section 2
SECTION 2: Hazards identification
Hazard classification Skin Corrosion/Irritation: Category 2 Respiratory Sensitizer: Category 1 Skin Sensitizer: Category 1 Specific Target Organ Toxicity (single exposure): Category 3
Hazard pictograms
Exclamation mark | Health Hazard |
Hazard statements
Causes skin irritation. May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. May cause respiratory irritation.
Prevention
Avoid breathing dust/fume/gas/mist/vapors/spray. Use only outdoors or in a well-ventilated area. In case of inadequate ventilation wear respiratory protection. Wear protective gloves. Wash thoroughly after handling. Contaminated work clothing must not be allowed out of the workplace.
Response
IF INHALED: Remove person to fresh air and keep comfortable for breathing. If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician. IF ON SKIN: Wash with plenty of soap and water. If skin irritation or rash occurs: Get medical advice/attention. Take off contaminated clothing and wash it before reuse. Call a POISON CENTER or doctor/physician if you feel unwell.
Storage
Store in a well-ventilated place. Keep container tightly closed. Store locked up.
Disposal
Dispose of contents/container in accordance with applicable local/regional/national/international regulations.
Additional information
Persons previously sensitized to isocyanates may develop a cross-sensitization reaction to other isocyanates.
2.1 Classification of the substance or mixture
Skin Corrosion/Irritation: Category 2. Respiratory Sensitizer: Category 1. Skin Sensitizer: Category 1. Specific Target Organ Toxicity (single exposure): Category 3. 2.2. Label elements Signal word Danger Symbols Exclamation mark | Health Hazard | Pictograms Hazard Statements Causes skin irritation. May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. May cause respiratory irritation. Precautionary Statements Prevention: Avoid breathing dust/fume/gas/mist/vapors/spray. Use only outdoors or in a well-ventilated area. In case of inadequate ventilation wear respiratory protection. Wear protective gloves. Wash thoroughly after handling. Contaminated work clothing must not be allowed out of the workplace. Response: IF INHALED: Remove person to fresh air and keep comfortable for breathing. If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician. IF ON SKIN: Wash with plenty of soap and water. If skin irritation or rash occurs: Get medical advice/attention. Take off contaminated clothing and wash it before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Storage: Store in a well-ventilated place. Keep container tightly closed. Store locked up. Disposal: Dispose of contents/container in accordance with applicable local/regional/national/international regulations. Supplemental Information: Persons previously sensitized to isocyanates may develop a cross-sensitization reaction to other isocyanates. SECTION 3: Composition/information on ingredients Ingredient C.A.S. No. % by Wt Polyurethane Prepolymer Trade Secret* 50 - 80 METHYLENEBIS(4-CYCLOHEXYL ISOCYANATE) 5124-30-1 15 - 30 Trade Secret * Hexamethylene diisocyanate polymer 28182-81-2 5 - 15 Trade Secret * DIBUTYLTIN DILAURATE 77-58-7 < 0.1 Trade Secret * *The specific chemical identity and/or exact percentage (concentration) of this composition has been withheld as a trade secret. SECTION 4: First aid measures
