松香
松香是一种可再生天然树脂，主要成分为各种树脂酸。树脂酸具有一个三环骨架结构，大部分含有二个双键和一个羧基二种活性中心，通过与羧基的酯化、中和及与双键的加成、氢化、岐化、聚合等，可改变松香的理化性能，大大拓展松香的应用领域，在涂料、油墨、胶粘剂等行业得到广泛应用。这些经过化学加工的松香制品，统称为改性松香树脂。
Substance Identification
| Synonyms | Colophony |
| CAS | N/A |
| EINECS | 232-475-7 |
| FEMA | N/A |
| HS.CODE | 380610 |
| Molecular Formula | C19H29COOH |
| Moleclar Weight | 262.4302 |
Application & Uses
Sales Specification
| ITEM | VALUE |
|---|---|
| 颜色 | 微黄 |
| 软化点（R&B，°C） | 75 min |
| 酸值（mgKOH/g） | 165 min |
| 灰分（%） | 0.04 max |
| 溶解度（与酒精，%） | 0.03 max |
| 不皂化物（%） | 5 max |
GHS Hazard Statements
Storage
- 远离热源，火花和明火
- 注意防尘
- 密封贮存
- 贮存于室温、通风、阴凉处
- 避免直接人体接触
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Remark
The above information is believed to be accurate and presents the best explanation currently available to us. We assume no liability resulting from above content. The technical standards are formulated and revised by customers’ requirement and us, if there are any changes, the latest specification will be executed and confirmed in the contract.
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