HEMA结构的独特之处在于它作为结构较为简单的甲基丙烯酸酯类,在分子末端还带有一个羟基。由于羟基本身是一种良好的亲水性基团,这使得其聚合物具有良好的亲水性。 PHEMA的分子结构 自1956年开始,这种PHEMA材质的隐形眼镜一直在布拉格的惠特勒实验室制备,但在一开始眼镜的质量很差,所以接受测试的人最多只能忍受它们在眼...
2-methyl-, 2-hydroxyethyl ester, homopolymer;Glycol methacrylate gel;Hydroxymethacrylate gel;PHEMA;Poly(hydroxyethyl methacrylate);Polyglycol methacrylate;Poly-HEMA;Polyhydroxyethyl methacrylate;Poly(2-hydroxyethyl methacrylate) (MW 20000);Poly(2-hydroxyethyl methacrylate) (MW ...
Hydron S;Poly(2-hydroxyethyl methacrylate);POLY(2-HYDROXYETHYL);2-hydroxyethyl 2-methylprop-2-enoate;2-Propenoic acid, 2-methyl-, 2-hydroxyethyl ester, homopolymer;Glycol methacrylate gel;Hydroxymethacrylate gel;PHEMA;Poly(hydroxyethyl methacrylate);Polyglycol methacrylate;Poly-HEMA;Polyhydroxyethyl methacry...
英文名称Poly(2-hydroxyethyl methacrylate) 产品介绍 固相的聚(2-羟乙酯甲基丙烯酸)(pHEMA)是脆性的,而pHEMA水凝胶是一种软材料。pHEMA水凝胶的玻璃化转变温度可通过增加基质中水的含量而降低。 pHEMA的大分子属性是通过聚合物链以及水合水分子之间氢键的非共价相互作用而得以表征的。 每一重复单元上羟基和羧基极性基...
英文别名:Hydron S;Poly(2-hydroxyethyl methacrylate);POLY(2-HYDROXYETHYL);2-hydroxyethyl 2-methylprop-2-enoate;2-Propenoic acid, 2-methyl-, 2-hydroxyethyl ester, homopolymer;Glycol methacrylate gel;Hydroxymethacrylate gel;PHEMA;Poly(hydroxyethyl methacrylate);Polyglycol methacrylate;Poly-HEMA;Polyhydroxyeth...
The poly(2-hydroxyethyl methacrylate) (PHEMA) is a disubstituted vinyl chain in which the disubstitutents $CO_2CH_2CH_2OH$ and $CH_3$ differ in size and shape. In order to clarify the character of various interactions in the PHEMA chain, we carry out the conformational energy calculations...
英文简称: PHEMAGMAran 英文全称: Poly(2-hydroxyethyl methacrylate-co-glycidyl methacrylate), random CAS号: n/a; PHEMA: 25249-16-5; PGMA: 25067-05-4 分子式: [(C6H10O3)x(C7H10O3)y]n 主链结构: 无规共聚物 亲疏水性: 亲水 产品类型: 常规高分子 外观/形态: 固态粉末或颗粒(以实际...
The blend miscibility of poly(2-hydroxyethyl methacrylate) (PHEMA) and poly(styrene-co-acrylamide) (PSAm) was studied by DSC. A miscible window was found in the range 47-57 mol% of acrylamide in blending PSAm with PHEMA (1:1 w/w) and was analysed by the mean-field theory. The water...
综述了聚甲基丙烯酸2-羟乙酯(PHEMA)多孔微球和微囊的研究及应用进展,重点介绍了PHEMA多孔微球和微囊的制备方法及其在生物吸附和药物载体方面的应用成果,并对其发展前景进行了展望。6) poly(2-hydroxyethylmethacrylate) 聚羟乙基丙烯酸甲酯补充资料:丙烯酸羟乙酯 分子式 CH2=CHCOOCH2CH2OH CAS号 818-61-1 性质 无...
英文简称:PMA-PHEMA 英文全称:Poly(methyl acrylate)-b-poly(2-hydroxyethyl methacrylate) 英文别名:Poly(methyl acrylate-block-2-hydroxyethyl methacrylate) CAS号:n/a; PMA: 9003-21-8; PHEMA: 25249-16-5 分子式:[C4H6O2]n [C6H10O3]m