聚乙烯醇(PVA)是由聚醋酸乙烯經(jīng)醇解、水解或氨解而得到的一種水溶性高分子。PVA微球的制備方法主要包括乳液聚合法、懸浮聚合法、沉淀聚合法、熔融分散法等。
PVA分子間存在氫鍵,具有良好的化學(xué)穩(wěn)定性和熱穩(wěn)定性;分子鏈上含有羥基,具有較強(qiáng)親水性、成膜性、乳化性和耐溶劑性;且PVA無毒,具有良好的生物相容性和可降解性。可應(yīng)用于生物醫(yī)藥、光催化、肝動脈化療栓塞、腫瘤治療、血液灌流等領(lǐng)域。
百歐泰生物可以提供不同粒徑大小的高質(zhì)量PVA微球(5 um-200 um),還提供不同表面修飾的PVA微球,如羧基PVA微球和氨基PVA微球。產(chǎn)品各批次間重復(fù)性高,易于表面改性和修飾??梢詽M足各類客戶研發(fā),試驗及生產(chǎn)消費(fèi)等不同個性化材料需求。
Cat No | Product Name | Concentration | Size |
BPVA-0500-COOH | PVA Particles, 5 um-COOH | 25 mg/ml | 10 ml |
BPVA-0600-COOH | PVA Particles, 6 um-COOH | 25 mg/ml | 10 ml |
BPVA-0700-COOH | PVA Particles, 7 um-COOH | 25 mg/ml | 10 ml |
BPVA-0800-COOH | PVA Particles, 8 um-COOH | 25 mg/ml | 10 ml |
BPVA-0900-COOH | PVA Particles, 9 um-COOH | 25 mg/ml | 10 ml |
BPVA-1000-COOH | PVA Particles, 10 um-COOH | 25 mg/ml | 10 ml |
BPVA-1500-COOH | PVA Particles, 15 um-COOH | 25 mg/ml | 10 ml |
BPVA-2000-COOH | PVA Particles, 20 um-COOH | 25 mg/ml | 10 ml |
BPVA-3000-COOH | PVA Particles, 30 um-COOH | 25 mg/ml | 10 ml |
BPVA-4000-COOH | PVA Particles, 40 um-COOH | 25 mg/ml | 10 ml |
BPVA-5000-COOH | PVA Particles, 50 um-COOH | 25 mg/ml | 10 ml |
BPVA-6000-COOH | PVA Particles, 60 um-COOH | 25 mg/ml | 10 ml |
BPVA-7000-COOH | PVA Particles, 70 um-COOH | 25 mg/ml | 10 ml |
BPVA-8000-COOH | PVA Particles, 80 um-COOH | 25 mg/ml | 10 ml |
BPVA-9000-COOH | PVA Particles, 90 um-COOH | 25 mg/ml | 10 ml |
BPVA-10000-COOH | PVA Particles, 100 um-COOH | 25 mg/ml | 10 ml |
備注:PVA微球為水凝膠,透明度較高,需要染色后觀察。