齿科材料的迭代升级,始终围绕“安全、美观、耐用”三大核心诉求展开。牙科树脂包含复合树脂、树脂牙、临时修复体、粘接树脂等,原辅料的分子性能与适配性,是决定最终产品临床价值的关键。2,5-二羟基对苯二甲酸二乙酯(CAS:5870-38-2)凭借其独特的对称性芳香结构与双重反应官能团(羟基与酯基),为齿科树脂体系带来三重核心优势:
强化力学性能分子中的苯环结构提供充足刚性,有效提升材料的表面硬度、弯曲强度与断裂韧性,减少咀嚼磨损与崩裂风险。
美观与稳定性优异的透光性与色泽稳定性,确保树脂基质清澈透明、长期保持颜色稳定。
广泛兼容与Bis-GMA、UDMA等主流树脂单体稳定共聚、优化与硅烷化填料的界面结合,提升填料承载与分散性。
| Test | Standard |
|---|---|
| Appearance | Yellow to yellow-green powder, crystals or crystalline powder |
| NMR | Conforms to structure |
| HPLC | ≥97% |
| 品名 | CAS | 货号 |
|---|---|---|
| Diethyl 2,5-dihydroxyterephthalate, 97% 2,5-二羟基对苯二甲酸二乙酯 | 5870-38-2 | 479898 |
| 品名 | CAS | 货号 |
|---|---|---|
| Methyl methacrylate, 99%, reagent grade 甲基丙烯酸甲酯 | 80-62-6 | 123196 危化品 |
| Methacrylic acid, 99%, stabilized with 250 ppm MEHQ 甲基丙烯酸 | 79-41-4 | 280873 |
| Bis(2-methacryloxyethyl) phosphate 磷酸氢二(甲基丙烯酰氧乙基)酯 | 32435-46-4 | 507243 |
| Isodecyl methacrylate, 95% 甲基丙烯酸异癸酯 | 29964-84-9 | 263817 |
| Ethylene glycol dimethacrylate, 98%, stabilized with 100 ppm MEHQ 二甲基丙烯酸乙二醇酯 | 97-90-5 | 159800 |
| 品名 | CAS | 货号 |
|---|---|---|
| N,N-Dimethyl-p-toluidine, 99% N,N-二甲基对甲苯胺 | 99-97-8 | 224119 |
| Camphorquinone, 98%, Bright yellow solid 樟脑醌 | 10373-78-1 | 294607 |
| Benzoyl peroxide, 98%, reagent grade, wetted with ca. 25% H2O 过氧化苯甲酰 | 94-36-0 | 968988 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| Titan Yellow, indicator 钛黄 | 1829-00-1 | 259982 |
| Titanium(III) oxide, 99.9%, 100 mesh 氧化钛(III) | 1344-54-3 | 500198 |
| Copper nanowires, 98%, 10 mg/mL dispersion in water, diam.: 100 - 200 nm, length: 0.8 - 6 μm 铜纳米线 | 7440-50-8 | 940441 |
| 品名 | CAS | 货号 |
|---|---|---|
| Silica gel, 98%, for chromatography, 0.040 - 0.063 mm (230 - 400 mesh), 60 A 硅胶 | 7631-86-9 | 932233 |
| Methanol, 99.9%, HPLC/ACS 甲醇 | 67-56-1 | 116481 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| Poly(methyl methacrylate) 聚甲基丙烯酸甲酯 | 9011-14-7 | 933840 |
| Silicon dioxide, AR 二氧化硅 | 14808-60-7 | 982085 |
| Benzoyl peroxide, 97.5%, wetted with ca. 25-30% H2O 过氧化苯甲酰 | 94-36-0 | 934368新 危化品 |
| Methyl methacrylate, 99%, reagent grade 甲基丙烯酸甲酯 | 80-62-6 | 123196 危化品 |
| Hydroquinone, 99.5%, for synthesis 对苯二酚 | 123-31-9 | 338988 危化品 |
| Ethylene glycol dimethacrylate, 98%, for synthesis, stabilized with 100 ppm MEHQ 二甲基丙烯酸乙二醇酯 | 97-90-5 | 926456 |
| 2,2'-(p-Tolylimino)diethanol, 98%, for synthesis 2,2'-(对甲苯氨基)二乙醇 | 3077-12-1 | 908486 |
| Copper(II) acetylacetonate, 99% 乙酰丙酮铜(II) | 13395-16-9 | 537056 |
| 2,6-Di-tert-butyl-4-methylphenol, 98.5% 2,6-二叔丁基-4-甲基苯酚 | 128-37-0 | 432646 |
| 2-Hydroxy-4-methoxybenzophenone, 98% 2-羟基-4-甲氧基二苯甲酮 | 131-57-7 | 328801 |