Date prepared April 12, 2012
Date revised June 12, 2024

Safety Data Sheet【Mixture (For Coating)】

1. Product & Company Information： US2000

Product namePART-A(Main agent in solvent-based two-component mixtures)
Product Use For
Company name
Address
Department in charge
Telephone number
FAX number
Emergency

：：：：：
：
：

Metal wear resistance, noise prevention, etc.
UNICS CO., LTD.
4-14-31 Kanou, Higashiosaka, Osaka, 578-0901 Japan
Surface Treatment Div., Engineering Dept.
+81-72-968-1166+81-72-966-3233
As above

2. Hazards Identification【GHS Classification】
Flammable liquidAcute toxicity

Category 2
Inhalation(Vapor)

Category 4

Serious eye damage/ eye irritation

Category 2A

Respiratory sensitization

Category 1

Skin sensitization

Category2

Carcinogenicity

Category 1A

Reproductive toxicity

Category 2

Specific target organ systemic toxicity-Single exposure [ Category 1]

Respiratory system,
Nervous system

Specific target organ systemic toxicity-Repeated exposure [ Category 1]

Respiratory tract irritation

Acute aquatic toxicity

Category 3

Chronic aquatic toxicity

Category 3【GHS Label elements】

1 / 8【Signal Word】 Danger【Precautionary statements】Safety precautions
・Obtain the instruction manual before use.
・Wash hands and body thoroughly after handling.
・Wear protective gloves/protective clothing/eye protection/face protection.
Do not inhale dust/fume/gas/mist/vapors/spray.
Wash thoroughly after handling.
Do not eat, drink or smoke when using this product.

First aid measures
If it gets into the eye, flush carefully with water for several minutes. Remove contact lenses ifthey can be easily removed. Continue rinsing.
If eye irritation persists, seek medical advice/attention.
If exposed or concerned about exposure: Contact a physician.
: Get medical advice/attention.

If feeling unwell, seek medical advice/attention.

Storage
Store at a well-ventilated, cool place.
Keep the product under lock and key.

Disposal
Dispose of contents and containers according to a rule of a local regulations.
Other hazards not applicable to GHS classification
None in particular

3. Composition・Ingredients Information
Single substance or Mixture : Mixture
Composition and content
Substance name

CAS RN

Content（Wt％）

Remarks

Urethane prepolymer-59

See Note1 below.

Methylene chlorides

75-09-235Methyl ethyl ketone

78-93-3

5

Silicon dioxide

7631-86-9

14. First-aid Measures

2 / 8Inhalation

Skin contact

Eye contact

Ingestion
Protection
for first -aids： If inhaling vapors, gases, etc., and feeling unwell, movethe patient to fresh air and keep at rest in a position comfortablefor breathing.
If symptoms do not improve, contact a physician.
： Remove/Take off immediately all contaminated clothing.
Gently wash with plenty of soap and water.
Flush skin with running water or shower and soap.
Get medical attention if you notice any change in appearance,irritation or pain, or if you feel unwell.
： Immediately flush with large amounts of clean running water
for at least 15 minutes.
Remove contact lenses if worn and easily removable.
Wash thoroughly, even behind the eyelids.
Seek immediate medical attention.
： If accidentally swallowed, rest and seek medical advice
immediately.
： Wear proper protectors (gloves, clothing, goggles etc)
Ventilate the place well.

5. Fire-fighting Measures
Extinguishing media： Dry chemical, carbon dioxide or foam

Not recommended for： Straight spray of waterMethods of fire-fighting
Wear proper protectors（fireproof clothing etc）
Move inflammable materials from the area if it can be done without risk.
Use proper extinguishing media.
Fire-fighting from the windward side.
Fire-fighting around the area.

6. Accidental Release Measures
Personal precautions
Wear proper protectors (gloves, clothing, safety goggles, mask, apron, etc).
Ventilate well if handling in a closed environment.
Work in the windward side as much as possible if handling outside.
Keep out the area except authorized people for preventing second disaster.

Prevention
Prepare a fire extinguishing agent, ensuring that there are no potential ignition sources
nearby.
Use safe equipment that does not generate sparks..

3 / 8

Environmental precautions
Do not discharge leaked material into tap water, sewer or circulation filtering water supply.
Prevent flowing the leakage into the river.

Methods of Cleaning, Containment・Equipment
Enclose product with sand, soil, sawdust etc. to prevent spilled liquid from spreading, andcollect as much as possible in a container. This container must not be sealed. For liquid thatcould not be recovered, spray neutralizer is sprayed, absorb with rags, paper scraps etc., andstore in a lidded container for removal.

7. Handling and Storage
Handling
Handle at well ventilated place.
Seal the container when each use.
Wear proper protectors ( protective eyeglasses, rubber gloves, and gas mask) to prevent fromattaching the product or putty to skin, mucosa and clothes.
Don’t bring the contaminated protectors to the rest area.
Wash hands and body after handling.

Storage
Avoid the direct sunlight.

Storage at well ventilated place.

Keep locked to prevent theft. Keep out of reach of children.

8. Exposure controls / Personal protection
Control Concentration
Methylene chlorides： 50ppm

Ethyl methyl ketone： 200ppm

Allowable Concentration《Methylene chlorides》
JSOH ：50ppm(Time-weighted average concentration 2007 edition)

ACGIH ：50ppm(TLV-TWA2007 edition)《Ethyl methyl ketone》
JSOH ：200ppm(Time-weighted average concentration 2007 edition)
ACGIH ：200ppm(TLV-TWA2007 edition)

ACGIH ：300ppm(TLV-STEL 2007 edition)(Note) JSOH stands for Japan Society for Occupational Health
ACGIH stands for American Conference of Governmental Industrial Hygienists4 / 8

Protective equipment
Provide local exhaust ventilation or automated painting machine when handling in a closed
environment.

Respiratory protection
Wear protective mask.

Hand protection
Wear gloves made of materials that are impervious to organic solvents or chemicals.

Eye protection
Wear protective goggles.

Skin and body protection
When handling, wear clothing that does not expose the skin directly. The material should be
impervious to chemicals.

9. Physical and Chemical properties
・Physical state（20℃） ： liquid・Color： Light yellow・Odor： Pungent・pH： N/A・Viscosity： 2000 mP・s （25℃）

・Density： 1.13 g/cm3（25℃）

・Boiling point： No information

・Flash point ： 2℃ (Seta closed cup)・Vapor pressure： No information

・Solubility In water: Hardly soluble

・Solubility in organic solvent: Soluble in toluene, ethyl acetate, acetone, etc.

・Octanol Water Partition Coefficient：（Methylene chlorides） logPow = 1.25
（Methyl ethyl ketone） logPow = 0.29

10. Stability and Reactivity
・Ignitability

No・Oxidizability

No・Autoreactivity, Explosiveness

No・Dust explosiveness

No・Others

NA・Reacts with water to generate heat and carbon dioxide.
・Exothermically reacts with substances that have an active hydrogen group, such as alcoholand amines.
・Polymerization reaction to alkali substances, tertiary amines, etc.

5 / 8

11. Toxicological Information of hazards substance
Methylene
chlorides

Methyl ethyl
ketoneDicyclohexyl
methane
4.4Diisocyanate

Acute toxicity
Peroral toxicity

Category 4

Category 5

Not classified

Transdermaltoxicity―

Not classified

Not classified

Gas inhalation

Classification notpossible (N/A)―

Classification notpossible (N/A)

Vapor inhalation

Not classified

Category 5

Category 1Skin
corrosion/irritation

Category 2

Category 2

Category 1

Eye irritation

Category 2ACategory 2B

Category 1

Respiratory
sensitization

N/A

N/A

Insufficient data

Skin sensitization

N/A

Insufficient data

Category 1

Germ-cellmutagenicity

Not classified

Not classified

Insufficient data

Carcinogenicity

Category 2

Not classified―

Reproductivetoxicity

Insufficient data

Not classified―

Systemic Toxicity(Single exposure)

Category 1(central nervoussystem, respiratoryorgans system)
Category 3(anesthetic action)

Category 1 (centralnervous system)

Category 1 (nervesystem,
respiratoryorgans system)

Category 2(kidney)

Systemic Toxicity(Repeatedexposure)

Category 1 (centralnervous system,liver)

Category 1 (centralnervous system,peripheral nervoussystem)

Insufficient data

Aspiration hazards―

Category 2―

Methylene
chlorides

Methyl ethyl
ketoneDicyclohexyl
methane
4.4Diisocyanate

12. Ecological Information

Aquatic
environmental
hazards Acute

Category 3

Not classified

Category 1

Chronic

Not classified

Not classified

Category 1

6 / 8

13. Disposal Precautions
In addition to the items related to handling and storage precautions, take careful note of thefollowing items.

Disposal of this ptoduct・Hire an industrial waste disposal company to handle the disposal.
・Dispose of the product in a suitably equipped incinerator.

Disposal of used containers
・Wash and treat after neutralizing with a neutralizing agent.
・Punch holes in empty containers and scrap them so they are not reused for other purposes.

14. Transport Information
Transport precautions
Comply with the section 7(handling and storage) on this sheet.
Prior to transport, check the containers and loading to prevent leakage or turnover, fall anddamage in accordance with regulations.

International restriction
Air transportation is governed by IATA and marine transportation by IDMG regulations
UN No：

1866 (RESIN SOLUTION, flammable)

UN Class： ３Packing group： Ⅱ

Domestic restriction
Land transport：Comply with the guidance of Fire Defense Law, Industrial Safety andHealth Act, and Poisonous Material Control Law if applicable.

Marine transport：Industrial Safety and Health Act, and Poisonous Material Control Law
if applicable.

Marine transport：Comply with Law for Safety of Vessels.

Air transport：Comply with Aviation Law.

Specific safety measures and conditions for transport
Material is covered by the Fire Service Act, so it must be transported in containers and withloading methods prescribed by the Act.
Transport in accordance with the Regulations for the Carriage and Storage of Dangerous
Goods by Ship based on the Ship Safety Law.

15. Regulatory Information
・Fire Service Act: Class 4 Hazardous material, Petroleum Class 1
Non-water-soluble, Hazard Grade II
・Industrial Safety and Health Act

7 / 8

・Ship Safety Law: Class 3 (Flammable Liquid)

16. Other Information
Reference：
Hazard communication of chemicals based on GHS –Labelling and Safety Data Sheet（SDS）
JIS Z 7253

Notice：This sheet is based on the newest information we can obtain on the date of issue, but it is notpossibly enough. When we get new information about hazards and handling, we will revise thissheet without announcement.
The properties and hazards information of substances on this sheet is common data and wecannot guarantee them.
Mixing with other materials and different usage except we specified must be done by user’sresponsibility.
This SDS has been prepared based on materials available at this time. The information andassessment of the hazards and toxicity of the product in question are based on information
estimated from raw materials and are not necessarily sufficient.
The user is responsible for determining safe handling methods.

8 / 8

Date prepared April 12, 2012
Date revised June 12, 2024

Safety Data Sheet【Mixture (For Coating)】

1. Product & Company Information
Product nameProduct Use For
Company name
Address
Department in charge
Telephone number
FAX number
Emergency： US 2000 PART-B(Hardener in solvent-based two-component mixtures)： Metal wear resistance, noise prevention, etc.
： UNICS CO., LTD.
： 4-14-31 Kanou, Higashiosaka, Osaka, 578-0901 Japan： Surface Treatment Div., Engineering Dept.
： +81-72-968-1166： +81-72-966-3233： As above

2. Hazards Identification【GHS Classification】
Flammable liquid
Acute toxicity

Category 2
Inhalation(Vapor)

Category 4

Serious eye damage/ eye irritation

Category 2A

Respiratory sensitization

Category 1

Skin sensitization

Category 1

Carcinogenicity

Category 1A

Reproductive toxicity
Specific target organ systemic toxicity-Single exposure [ Category 1]
Specific target organ systemic toxicity-Repeated exposure [ Category 1]

Category 2
Liver, Heart, Kidney,
Central nervous system

Acute aquatic toxicity

Category 3

Chronic aquatic toxicity

Category 3

Liver, Heart【GHS Label elements】【Signal Word】 Danger

1 / 8

【Precautionary statements】
Safety precautions
Obtain the instruction manual before use.
Wash hands and body thoroughly after handling.
Wear protective gloves/protective clothing/eye protection/face protection.
Do not inhale dust/fume/gas/mist/vapors/spray.
Wash thoroughly after handling.
Do not eat, drink or smoke when using this product.

First aid measures
If it gets into the eye, flush carefully with water for several minutes. Remove contact lenses ifthey can be easily removed. Continue rinsing.
If eye irritation persists, seek medical advice/attention.
If exposed or concerned about exposure: Contact a physician.
: Get medical advice/attention.

If feeling unwell, seek medical advice/attention.

Storage
Store at a well-ventilated, cool place.
Keep the product under lock and key.

Disposal
Dispose of contents and containers according to a rule of a local regulations.
Other hazards not applicable to GHS classification
None in particular

3. Composition・Ingredients Information
Single substance or Mixture : Mixture
Composition and content
Substance name

CAS RN

Content（Wt％）

Remarks

Methyl ethyl ketone

78-93-356.

4,4'-Diaminodiphenylmethane

101-77-9

44

4. First-aid Measures
Inhalation： If inhaling vapors, gases, etc., and feeling unwell, movethe patient to fresh air and keep at rest in a position comfortablefor breathing.
If symptoms do not improve, contact a physician.

2 / 8

Skin contact

Eye contact

Ingestion
Protection
for first -aids： Remove/Take off immediately all contaminated clothing.
Gently wash with plenty of soap and water.
Flush skin with running water or shower and soap.
Get medical attention if you notice any change in appearance,
irritation or pain, or if you feel unwell.
： Immediately flush with large amounts of clean running water
for at least 15 minutes.
Remove contact lenses if worn and easily removable.
Wash thoroughly, even behind the eyelids.
Seek immediate medical attention.
： If accidentally swallowed, rest and seek medical advice
immediately.
： Wear proper protectors (gloves, clothing, goggles etc)
Ventilate the place well.

5. Fire-fighting Measures
Extinguishing media： Dry chemical, carbon dioxide or foam

Not recommended for： Straight spray of water

Methods of fire-fighting
Wear proper protectors（fireproof clothing etc）
Move inflammable materials from the area if it can be done without risk.
Use proper extinguishing media.
Fire-fighting from the windward side.
Fire-fighting around the area.

6. Accidental Release Measures
Personal precautions
Wear proper protectors (gloves, clothing, safety goggles, mask, apron, etc).
Ventilate well if handling in a closed environment.
Work in the windward side as much as possible if handling outside.
Keep out the area except authorized people for preventing second disaster.

Prevention
Prepare a fire extinguishing agent, ensuring that there are no potential ignition sources
nearby.
Use safe equipment that does not generate sparks..

Environmental precautions
Do not discharge leaked material into tap water, sewer or circulation filtering water supply.

3 / 8Prevent flowing the leakage into the river.

Methods of Cleaning, Containment・Equipment
Enclose product with sand, soil, sawdust etc. to prevent spilled liquid from spreading, andcollect as much as possible in a container. This container must not be sealed. For liquid that
could not be recovered, spray neutralizer is sprayed, absorb with rags, paper scraps etc., andstore in a lidded container for removal.

7. Handling and Storage
Handling
Handle at well ventilated place.
Seal the container when each use.
Wear proper protectors ( protective eyeglasses, rubber gloves, and gas mask) to prevent fromattaching the product or putty to skin, mucosa and clothes.
Don’t bring the contaminated protectors to the rest area.
Wash hands and body after handling.

Storage
Avoid the direct sunlight.

Storage at well ventilated place.

Keep locked to prevent theft. Keep out of reach of children.

8. Exposure controls / Personal protection
Control Concentration
Methyl ethyl ketone： 200ppm

4,4'-Diaminodiphenylmethane： Not set up

Allowable Concentration《Methyl ethyl ketone》
JSOH ：200ppm(Time-weighted average concentration 2007 edition)

ACGIH ：200ppm(TLV-TWAACGIH ：300ppm(TLV-STEL 2007 edition)2007 edition)《4,4'-Diaminodiphenylmethane 》
JSOH ：0.4mg/㎥(Skin / Time-weighted average concentration )ACGIH ：0.1ppm(Skin / TLV-TWA)(Note) JSOH stands for Japan Society for Occupational Health
ACGIH stands for American Conference of Governmental Industrial Hygienists

4 / 8

Protective equipment
Provide local exhaust ventilation or automated painting machine when handling in a closed
environment.

Respiratory protection
Wear protective mask.

Hand protection
Wear gloves made of materials that are impervious to organic solvents or chemicals.

Eye protection
Wear protective goggles.

Skin and body protection
When handling, wear clothing that does not expose the skin directly. The material should be
impervious to chemicals.

9. Physical and Chemical properties
・Physical state（20℃） ： liquid・Color： Light yellow

・Odor： Amine-like・pH： N/A・Viscosity： 1.9 ㎜＾2/s (25℃)

・Density： 0.923 g/cm3 (25℃)

・Boiling point： No information

・Flash point ： 1℃(Seta closed cup)・Vapor pressure： No information

・Solubility In water: Hardly soluble

・Solubility in organic solvent: Soluble in toluene, monochlorobenzene, acetone, etc.

・Octanol Water Partition Coefficient ：（Methyl ethyl ketone） logPow = 0.29

10. Stability and Reactivity
Reactivity: No data available
Chemical stability: Stable under proper conditions.
Possibility of hazardous reactions:No special reactivity has been reported.
Conditions to avoid: No data available
Incompatible materials: Oxidizing agents
Hazardous decomposition products:Carbon dioxide, Carbon monoxide, Nitrogen oxides (NOx)5 / 8

11. Toxicological Information of hazards substance
Methyl ethyl ketone

4,4'-Diaminodiphenylmethane

Acute toxicity
Peroral toxicity

Category 5

Category 4

Transdermal
toxicity

Not classified

Not classified

Skincorrosion/irritation

Category 2

Not classified

Eye irritation

Category 2B

Category 2A

Respiratorysensitization

N/A

Insufficient data

Skin sensitization

Insufficient data

Category 1

Germ-cellmutagenicity

Not classified

Category 2

Carcinogenicity

Not classified

Category 1B

Reproductivetoxicity

Not classified

Category 2

Systemic Toxicity(Single exposure)

Category 1 (central nervoussystem)

Insufficient data

Category 2 (kidney)

Systemic Toxicity(Repeatedexposure)

Category 1 (central nervoussystem, peripheral nervoussystem)

Insufficient data

Aspiration hazards

Category 2

Insufficient data

12. Ecological Information
Methyl ethyl ketone

4,4'-Diaminodiphenylmethane

Aquaticenvironmental
hazards AcuteNot classified

Category 1

Chronic

Not classified

Category 1

13. Disposal Precautions
Recycle to process, if possible. Consult your local regional authorities. You may be able todissolveor mixmaterial with a combustible solvent and burn in a chemical incinerator equippedwith an afterburner andscrubber system. Observe all federal, state and local regulations when
disposing of the substance.

6 / 814. Transport Information
Transport precautions
Comply with the section 7(handling and storage) on this sheet.
Prior to transport, check the containers and loading to prevent leakage or turnover, fall anddamage in accordance with regulations.

International restriction
・Air transportation is governed by IATA and marine transportation by IDMG regulations
・UN No： 1992 (FLAMMABLE LIQUID, TOXIC, N.O.S.)・UN Class： ３・Packing group： Ⅱ

Domestic restriction
Land transport：Comply with the guidance of Fire Defense Law, Industrial Safety andHealth Act, and Poisonous Material Control Law if applicable.

Marine transport：Industrial Safety and Health Act, and Poisonous Material Control Law
if applicable.

Marine transport：Comply with Law for Safety of Vessels.

Air transport：Comply with Aviation Law.

Specific safety measures and conditions for transport
Material is covered by the Fire Service Act, so it must be transported in containers andwith loading methods prescribed by the Act.
Transport in accordance with the Regulations for the Carriage and Storage ofDangerous Goods by Ship based on the Ship Safety Law.

15. Regulatory Information
・Fire Service Act: Class 4 Hazardous material, Petroleum Class 1
Non-water-soluble, Hazard Grade II
・Industrial Safety and Health Act
・Ship Safety Law: Class 3 (Flammable Liquid)

16. Other Information
Reference：Hazard communication of chemicals based on GHS –Labelling and Safety Data Sheet（SDS）
JIS Z 7253

Notice：This sheet is based on the newest information we can obtain on the date of issue, but it is notpossibly enough. When we get new information about hazards and handling, we will revise thissheet without announcement.

7 / 8

The properties and hazards information of substances on this sheet is common data and wecannot guarantee them.
Mixing with other materials and different usage except we specified must be done by user’sresponsibility.
This SDS has been prepared based on materials available at this time. The information andassessment of the hazards and toxicity of the product in question are based on information
estimated from raw materials and are not necessarily sufficient.
The user is responsible for determining safe handling methods.

8 / 8