GX-Si28

SiLane^TMSilane coupling agent GX-Si28

Part I: Technical specifications of chemicals

1. Chemical name:

tetraethoxysilane

2. Molecular formula:

　　

3. Molecular structure:

 

 

 

4 、 CAS NO.:

　　78-10-4

5. Corresponding brand:

　　TES28 、 Z-6697 、 KBE-04 、 TEOS-28

6. Characteristics:

7. Application:

8. Typical Physical Properties

Parameters	Unit	standard index
Appearance		Colorless transparent liquid
Chroma (Hazen)	Pt-Co	≤25
Content (%)		≥ 97
Density	（P 20 g/cm3）	0.930-0.950
Refractive index (25 ℃)		1.382-1.384
Silica (%)		27%-29%

9. Application Information

10. Safety Information

　　This document does not include safety information required for the safe use of this product. Before operation, please read the product and its safety data sheet and the container label to obtain information about the safe use of the product and the hazards to body, environment and health.

11. Validity Period and Storage

Sealed and stored in a cool, dry and ventilated place, moisture-proof and waterproof, away from kindling, heat source and light source. Under the above conditions, the storage period is six months.

12. Packaging

Finished products shall be packed in plastic drums, iron drums or iron-plastic drums, with net weight of 5Kg, 25Kg, 200Kg or 1000Kg per barrel. Special specifications shall be reserved.

13. Limited Warranty Information-PLEASE READ CAREFULLY

The information provided herein shall be deemed to be accurate on the basis of good faith. However, the conditions and methods of using our products are beyond our control. This information is not a substitute for customer testing to ensure that our products are safe, effective and fully satisfactory for a particular end use. This manual only describes the use of the product, and the actual application effect needs to be suitable for various application systems. The advice we provide shall not be considered as a cause of infringement of any patent rights.

Part II: Technical Specifications for Chemical Safety

Prepared in accordance with GB/T 16483 and GB/T 17519

1. Identification number of the substance

　　Product Details

　　Name of commodity: Tetraethoxysilane

　　English Name：Tetraethyl Orthosilicate

　　Commodity Number：GX-Si28

　　Manufacturer: Anhui Sibao Organic Silicon New Material Co., Ltd

　　Enterprise Address: Wujiang Town Fine Chemical Base, He County, Ma'anshan City, Anhui Province

　　Sales Phone：025-58494046

　　Fax：025-58742173

　　Emergency telephone：0555-5963308(8:30-17:00)

　　Website：www.gbxfsilicones.com

　　Version：2.0

　　First Edition Time: April 10, 2020

　　Revision time: May 24, 2021

　　Information on emergency response: Department of Environment, Health and Safety.

　　Product recommend and Restricted Use:Industrial use only.

2. Hazard Overview

Emergency Overview

Appearance and Character	Liquid
Color	Colorless to pale yellow
Smell	No data

Flammable liquids and vapours. Cause severe eye irritation. Harmful if inhaled. May cause respiratory irritation.

3. Ingredient/composition information

4. First-aid measures

　　Inhalation：If inhaled, move the person to fresh air and maintain a comfortable breathing position. If you feel unwell, call an emergency center/doctor.

5. Fire protection measures

　　Fire extinguishing method and extinguishing agent：alcohol-resistant foam, carbon dioxide (CO₂) or chemical dry powder.

　　Unsuitable extinguishing agent: Not reported.

　　particularly dangerous: Exposure to combustion products may be hazardous to health.

　　harmful combustion productsCarbon oxides, nitrogen oxides, silicon dioxide.

　　special fire extinguishing method：

Appropriate fire extinguishing measures shall be adopted according to the current situation and surrounding environment.

Spray water to cool unopened containers.

When safe, remove undamaged containers.

Evacuate the site.

　　Special Protective Equipment for Firefighters：

Wear self-contained breathing apparatus for fire fighting if necessary.

Use personal protective equipment.

6. Emergency measures for leakage

　　Personnel protective measures, protective equipment and emergency treatment procedures:

　　Environmental protection measures:

　　Avoid discharge into the surrounding environment.

If safety can be ensured, measures can be taken to prevent further leakage or spillage.

　　Methods of containment and removal of spilled chemicals and disposal materials used:

Absorbed with inert material.

In the case of large spills, containment or other appropriate leak-proof measures shall be taken to prevent material diffusion.

If the contained material can be pumped out, the recovered material shall be stored in a suitable container.

Remove residual spill material with a suitable absorbent.

Local or national regulations may apply to the release and disposal of such materials, as well as materials and articles used in cleaning up emissions. You need to determine the applicable regulations for yourself.

Parts 13 and 15 of this SDS give information about specific local or national requirements.

7. Operation, Disposal and Storage

　Operation processing

　　Technical measures: See Engineering Controls in Section 8.

　　Local or general ventilation: Use only under adequate ventilation

　　Safety Handling Precautions：

　　Operate in accordance with good industrial hygiene and safety practices.

　　Storage

　　Arrange storage conditions：

Store in properly marked containers.

Store in accordance with specific national regulations.

　　Packaging Materials: Unsuitable materials: Not reported.

8. Exposure control and personal protection

　　Hazard composition and occupational exposure limits:

Components	CAS No.	Value	Control parameters	Basis
tetraethoxysilane	78-10-4	TWA	10 ppm	U. S. ACGIH threshold limit value (TLV)
	Remarks	Upper respiratory tract irritation. Eye irritation. Kidney damage.
		TWA	10 ppm 85 mg/m3	U. S. Exposure Limits for NIOSH recommend
		TWA	100 ppm 850 mg/m3	U. S. Occupational Exposure Limits (OSHA)-Table Z-1 Air Pollutant Limits
		Values in mg/m3 are approximate.
		PEL	10 ppm 85 mg/m3	California Permissible Exposure Limits for Chemical Contaminants (Section 107, Section 8)

　　Engineering Control:

　　Ensure adequate ventilation, especially in enclosed areas.

　　Personal protective equipment:

　　Respiratory system protection: Use respiratory protection unless adequate local exhaust ventilation or exposure assessment demonstrates that the exposure level is within the recommended exposure guidelines.

　　Filter TypeOrganic gases and low boiling point vapor type.

　　Eye surface protection: Use equipment tested and approved by official standards such as NIOSH (USA) or EN 166 (EU) to protect your eyes. Tightly fitted safety glasses.

　　Skin and body protection: Select appropriate protective clothing based on chemical resistance data and risk assessment of potential local exposure. Wear flame retardant anti-static protective clothing. Impervious protective clothing (gloves, aprons, boots, etc.) must be used to avoid skin contact.

　　Hand protectionRubber or plastic gloves.

　　Hygiene measures：

Ensure eyewash and safety shower are located near the workplace.

When using, diet and smoking are strictly prohibited.

Contaminated clothes can be reused after washing.

The above precautions are only for room temperature operation, and additional precautions may be required for heat use or aerosol/spray application.

For further information on the use of silicones/organic oils in consumer product aerosols, please refer to the Silicone Industry Guidelines for the Use of Such Materials in Consumer Product Aerosol Applications (www.SEHSC.com).

9. Physical and chemical characteristics:

Appearance and properties: liquid	Vapor pressure: no data
Color: Colorless to light yellow	Vapor density: no data
Odor: No data	Density/relative density: 0.940
Odor threshold: no data available	Solubility
PH value: no data	Water solubility: no data
Melting point/freezing point:<-70 ℃	n-Octanol/water partition coefficient: No data available
Initial boiling point and boiling range: 168 ℃-lit.	Self-ignition temperature: 220 ℃ in 960.8百帕
Flash point: 45 ℃ (closed cup)	Decomposition temperature: no data
Evaporation rate: no data	Kinematic viscosity: no data
Flammability (solid, gas): Not applicable	Explosive characteristics: non-explosive
Upper explosion limit: no data	Oxidizing: No data available
Lower explosive limit: no data

　　Chemical name: tetraethoxysilane

10, Stability and Reactivity

　　Reactivity: No data.

　　StabilityStable under normal conditions.

　　Hazardous reactionNormal processing does not occur.

　　Conditions to be avoided: Heat, open fire and sparks.

　　ForbiddenStrong oxidant, strong acid.

　　Dangerous decomposition products

thermal decompositionOxides of carbon, oxides of nitrogen, SiO₂

11, Toxicological Information

　　Pathway of exposureInhalation, skin contact, ingestion, eye contact

　　acute toxicity：

　　Skin corrosion/irritation：

　　Severe eye damage/eye irritation：

　　Respiratory or skin allergies：

　　germ cell mutagenicity：

　　Carcinogenicity: IARC: All fractions in this product containing 0.1 percent or more have not been identified by IARC as known or probable carcinogens.

　　reproductive toxicity: No data.

　　Specific Target Organ Systemic Toxicity-One Exposure: May cause respiratory irritation.

　　Specific target organ systemic toxicity-repeated exposureAcute oral toxicity-oral, throat, esophageal and digestive tract mucosal irritation.

　　Inhalation hazardInhalation of vapors causes eye and nose irritation, instability, tremor, salivation, dyspnea, and coma. Ingestion may produce nausea, vomiting and cramps.

12, Ecological Information

　　Ecotoxicity:

13. Disposal

　　Disposal method

　　Residual waste: Handle according to local regulations.

　　Contaminated packagingEmpty containers shall be sent to a permitted waste disposal site for recycling or disposal.

14. Transportation Information

　　International regulations

　　Land transportation (UNRTDG)：

　　Air (IATA-DGR)：

　　Sea (IMDG-Code)：

15. Regulatory Information

　　Applicable regulations

　　List information of product ingredients in the following list:

　　the People's Republic of China occupational disease prevention law:

16 Other Information

　　Further information

　　References: Internal technical data, data from raw materials SDS\OECD eChem portal search results, as well as the European Chemicals Agency, http://echa.europa.eu/

　　Version：2.0

　　First Edition Time: April 10, 2020

　　Revision time: May 24, 2021

　　Reason for revision: SDS standardized management

To the best of our knowledge and belief, the information provided in this SDS as of the date of publication is accurate. This information is intended only as a guide for safe operation, use, processing, storage, transportation, disposal and distribution and does not represent a warranty or quality statement of any kind. Except as specified in the text, the information provided in this table relates only to the specific materials identified at the top of this SDS, and the information in this table will not be valid when the materials in the SDS are mixed with any other materials or used in any process. The user of the material should review information and recommendations regarding the handling, use, processing, and storage methods required for use in a particular environment, including an assessment of the suitability of the user's final product SDS material (if used).