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    • 9. 发明授权
    • Controlled alternating and block copolymer resins
    • 控制交替和嵌段共聚物树脂
    • US5932389A
    • 1999-08-03
    • US027450
    • 1998-02-20
    • Anthony Zampini
    • Anthony Zampini
    • G03C1/52
    • C08G8/12C08G8/10G03F7/0236
    • This invention relates to alternating and block copolymer resins of uniform and controlled chain length and methods for preparing the same. The alternating copolymer resins are formed from the reaction of a bisoxymethylphenol, a reactive phenolic compound and a monooxymethylphenol. The alternating copolymer may then be further reacted with a second reactive compound in the presence of an aldehyde to form the substantially blocked copolymer. The resins of the invention are characterized by a low molecular weight distribution. The resins are useful for the formulation of high resolution photoresist materials.
    • 本发明涉及均匀和受控链长度的交替和嵌段共聚物树脂及其制备方法。 交替共聚物树脂是由二氧化甲基苯酚,反应性酚类化合物和单氧基甲基苯酚的反应形成的。 然后可以在醛的存在下将交替共聚物与第二反应性化合物进一步反应以形成基本上封闭的共聚物。 本发明的树脂的特征在于低分子量分布。 这些树脂可用于制备高分辨率光致抗蚀剂材料。