26762-29-8

• 常用中文名：苯乙烯-马来酸酐无规共聚物
• 常用英文名：STYRENE MALEIC ANHYDRIDE COPOLYMER
• CAS号：26762-29-8
• 分子式：C₉H_12.(C₈H_8.C₄H₂O₃)x
• 分子量：322.39800
• 相关类别： 催化剂及助剂 聚合物
• 发布时间：2018-06-11 17:05:31
• 更新时间：2024-01-02 11:20:51
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名称

• 中文名: 聚(苯乙烯-co-马来酸酐),异丙基苯封端
• 英文名: styrene maleic anhydride copolymer
• 中文别名: 聚(苯乙烯-co-顺丁烯二酸酐)
• 英文别名: Poly(styrene-co-maleic anhydride),cumene terminated; MFCD00134011

物化性质

• 密度: 1.27 g/mL at 25 °C(lit.)
• 沸点: 152.4ºC at 760 mmHg
• 熔点: 115-130ºC
• 分子式: C₉H_12.(C₈H_8.C₄H₂O₃)x
• 分子量: 322.39800
• 闪点: 31.1ºC
• 精确质量: 322.15700
• PSA: 43.37000
• LogP: 4.76560
• 蒸汽压: 4.48mmHg at 25°C
• 折射率: n20/D 1.581
• 储存条件:

  密闭于阴凉干燥环境中

• 稳定性:

  遵照规定使用和储存则不会分解。

• 水溶解性: ketones, ethers and alkali: soluble
• 分子结构:

  1、摩尔折射率：无可用

  2、 摩尔体积（cm³/mol）：无可用

  3、 等张比容（90.2K）：无可用

  4、 表面张力（dyne/cm）：无可用

  5、 极化率：无可用

• 计算化学:

  1、 疏水参数计算参考值（XlogP）：无可用

  2、 氢键供体数量：0

  3、 氢键受体数量：3

  4、 可旋转化学键数量：2

  5、 拓扑分子极性表面积（TPSA）：43.4

  6、 重原子数量：24

  7、 表面电荷：0

  8、 复杂度：265

  9、 同位素原子数量：0

  10、 确定原子立构中心数量：0

  11、 不确定原子立构中心数量：0

  12、 确定化学键立构中心数量：0

  13、 不确定化学键立构中心数量：0

  14、 共价键单元数量：3

• 更多:

  1. 性状：无可用

  2. 密度（g/mL,25/4℃）：1.27

  3. 相对蒸汽密度（g/mL,空气=1）：无可用

  4. 熔点（ºC）：无可用

  5. 沸点（ºC,常压）：无可用

  6. 沸点（ºC,5.2kPa）：无可用

  7. 折射率：1.581

  8. 闪点（ºC）：无可用

  9. 比旋光度（º）：无可用

  10. 自燃点或引燃温度（ºC）：无可用

  11. 蒸气压（kPa,25ºC）：无可用

  12. 饱和蒸气压（kPa,60ºC）：无可用

  13. 燃烧热（KJ/mol）：无可用

  14. 临界温度（ºC）：无可用

  15. 临界压力（KPa）：无可用

  16. 油水（辛醇/水）分配系数的对数值：无可用

  17. 爆炸上限（%,V/V）：无可用

  18. 爆炸下限（%,V/V）：无可用

  19. 溶解性：可溶于水

MSDS

Section 1. Chemical Product and Company Identification Poly(styrene-co-maleic anhydride)Catalog Common Name/ Number(s). Trade Name CAS#26762-29-8 Manufacturer Commercial Name(s) Poly(styrene-co-maleic anhydride) Section 3. Hazards Identification Potential Acute Health Effects Slightly hazardous in case of skin contact (irritant), of eye contact (irritant), of ingestion, of inhalation. Potential Chronic HealthCARCINOGENIC EFFECTS: Not available. EffectsMUTAGENIC EFFECTS: Not available. TERATOGENIC EFFECTS: Not available. DEVELOPMENTAL TOXICITY: Not available. Repeated or prolonged exposure is not known to aggravate medical condition. Section 4. First Aid Measures Eye ContactCheck for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical attention if irritation occurs. Skin ContactWash with soap and water. Cover the irritated skin with an emollient. Get medical attention if irritation develops. Serious Skin ContactNot available. InhalationIf inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical attention. Serious InhalationNot available. IngestionDo NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight clothing such as a collar, tie, belt or waistband. Serious IngestionNot available. Section 5. Fire and Explosion Data Flammability of the Product May be combustible at high temperature. Auto-Ignition Temperature Not available. Flash PointsNot available. Flammable LimitsNot available. Not available. Products of Combustion Fire Hazards in Presence of Slightly flammable to flammable in presence of heat. Various Substances Explosion Hazards in Presence Risks of explosion of the product in presence of mechanical impact: Not available. of Various SubstancesRisks of explosion of the product in presence of static discharge: Not available. Fire Fighting MediaSMALL FIRE: Use DRY chemical powder. and InstructionsLARGE FIRE: Use water spray, fog or foam. Do not use water jet. Special Remarks onAs with most organic solids, fire is possible at elevated temperatures Fire Hazards Special Remarks on Explosion Fine dust dispersed in air in sufficient concentrations, and in the presence of an ignition source is a potential dust Hazardsexplosion hazard. Poly(styrene-co-maleic anhydride) Section 6. Accidental Release Measures Small SpillUse appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and dispose of according to local and regional authority requirements. Large SpillUse a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and allow to evacuate through the sanitary system. Section 7. Handling and Storage PrecautionsKeep away from heat. Keep away from sources of ignition. Ground all equipment containing material. Do not breathe dust. Keep away from incompatibles such as oxidizing agents, alkalis. StorageKeep container tightly closed. Keep container in a cool, well-ventilated area. Section 8. Exposure Controls/Personal Protection Engineering ControlsUse process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants below the exposure limit. Personal ProtectionSafety glasses. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Gloves. Personal Protection in Case of Splash goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing apparatus should be used a Large Spillto avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist BEFORE handling this product. Exposure LimitsNot available. Section 9. Physical and Chemical Properties Physical state and appearance Solid. (Powdered solid.)OdorNot available. TasteNot available. Molecular WeightNot available. White. Color Not available. pH (1% soln/water) Boiling PointNot available. 150°C (302°F) Melting Point Critical TemperatureNot available. Specific GravityNot available. Vapor PressureNot applicable. Vapor DensityNot available. VolatilityNot available. Odor ThresholdNot available. Water/Oil Dist. Coeff.Not available. Ionicity (in Water)Not available. Dispersion PropertiesNot available. SolubilityNot available. Poly(styrene-co-maleic anhydride) Section 10. Stability and Reactivity Data The product is stable. Stability Instability TemperatureNot available. Excess heat, dust generation, incompatible materials Conditions of Instability Reactive with oxidizing agents, alkalis. Incompatibility with various substances CorrosivityNot available. Special Remarks onNot available. Reactivity Special Remarks onNot available. Corrosivity PolymerizationWill not occur. Section 11. Toxicological Information Routes of EntryInhalation. Ingestion. Toxicity to AnimalsLD50: Not available. LC50: Not available. Chronic Effects on Humans Not available. Other Toxic Effects onSlightly hazardous in case of skin contact (irritant), of ingestion, of inhalation. Humans Special Remarks onNot available. Toxicity to Animals Special Remarks onNot available. Chronic Effects on Humans Special Remarks on otherAcute Potential Health Effects: Toxic Effects on HumansSkin: May cause skin irritation. Eyes: Dust may cause eye irritation. Inhalation: Dust may cause respiratory tract irritation. Ingestion: Expected to be a low hazard. Section 12. Ecological Information EcotoxicityNot available. BOD5 and CODNot available. Products of BiodegradationPossibly hazardous short term degradation products are not likely. However, long term degradation products may arise. Not available. Toxicity of the Products of Biodegradation Special Remarks on theNot available. Products of Biodegradation Poly(styrene-co-maleic anhydride) Section 13. Disposal Considerations Waste DisposalWaste must be disposed of in accordance with federal, state and local environmental control regulations. Section 14. Transport Information DOT ClassificationNot a DOT controlled material (United States). Not applicable. Identification Not applicable. Special Provisions for Transport DOT (Pictograms) Section 15. Other Regulatory Information and Pictograms TSCA 8(b) inventory: Poly(styrene-co-maleic anhydride) Federal and State Regulations CaliforniaCalifornia prop. 65: This product contains the following ingredients for which the State of California has found to cause cancer which would require a warning under the statute: No products were found. Proposition 65 Warnings California prop. 65: This product contains the following ingredients for which the State of California has found to cause birth defects which would require a warning under the statute: No products were found. Other RegulationsEINECS: This product is not on the European Inventory of Existing Commercial Chemical Substances. Canada: Listed on Canadian Domestic Substance. China: Not listed on National Inventory. Japan: Not listed on National Inventory (ENCS). Korea: Not listed on National Inventory (KECI). Philippines: Listed on National Inventory (PICCS). Australia: Listed on AICS. WHMIS (Canada) Not controlled under WHMIS (Canada). Other Classifications DSCL (EEC)This product is not classified according Not applicable. to the EU regulations. Health Hazard HMIS (U.S.A.)1 National Fire Protection 1 Flammability 1 Association (U.S.A.) Fire Hazard 1 0 Reactivity Health Reactivity 0 Specific hazard Personal Protection E WHMIS (Canada) (Pictograms) DSCL (Europe) (Pictograms) Poly(styrene-co-maleic anhydride) TDG (Canada) (Pictograms) ADR (Europe) (Pictograms) Protective Equipment Gloves. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 该物质对环境可能有危害，对水体应给予特别注意。

安全

• 个人防护装备: Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
• 危害码 (欧洲): Xi
• 风险声明 (欧洲): 36/37/38
• 安全声明 (欧洲): 26-36
• 危险品运输编码: NONH for all modes of transport
• WGK德国: 3
• RTECS号: ON4240000