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    • 4. 发明授权
    • Alginic
    • 海藻
    • US5080657A
    • 1992-01-14
    • US445186
    • 1989-12-01
    • Hae B. LeeByung C. Shin
    • Hae B. LeeByung C. Shin
    • A61F13/00A61F13/15A61L15/60D01F9/04
    • A61F13/53A61L15/60D01F9/04A61F13/15252A61F2013/00463A61F2013/530613A61F2013/53062A61F2013/530708A61F2013/530795Y10T442/696
    • This invention is a catamenial pad or a tampon or a diaper which contains carboxymethylalginate (CMA) and alginic acid salt. The pad or diaper can be made from fibers composed of CMA alone or a mixture of CMA and alginic acid salt. CMA may be prepared by reacting chloroacetic acid, NaOH, and an alginic acid salt dispersed in a liquid aliphatic alcohol. More in detail, CMA can be prepared by a reaction in which sodium alginate is dispersed into ethanol, reacted with NaOH and chloroacetic acid at 40.degree.-50.degree.C. with agitation. The CMA can be spun into fibers and then it can be prepared into non-woven fabric. The fabric pad or diaper can be made into various designs. The fabric or the fiber has high absorbency, water-retentivity, stability, and coagulating ability against blood.
    • 本发明是含有羧甲基海藻酸盐(CMA)和海藻酸盐的月经垫或棉塞或尿布。 衬垫或尿布可以由单独的CMA或CMA和藻酸盐的混合物组成的纤维制成。 CMA可以通过使氯乙酸,NaOH和分散在液体脂族醇中的藻酸盐反应来制备。 更详细地,可以通过其中将藻酸钠分散在乙醇中的反应制备CMA,在40℃-50℃下与NaOH和氯乙酸反应。 CMA可以纺成纤维,然后可以制成无纺布。 织物垫或尿布可以制成各种设计。 织物或纤维对血液具有高吸收性,保水性,稳定性和凝结能力。
    • 5. 发明授权
    • Fibrous binder and a method for the preparation thereof
    • 纤维粘合剂及其制备方法
    • US4744830A
    • 1988-05-17
    • US935203
    • 1986-11-26
    • Yoshinari KobayashiRyukichi Matsuo
    • Yoshinari KobayashiRyukichi Matsuo
    • A61L15/28A61L15/60C08L5/00C09J105/04D01F9/04D04H1/542D21H13/10
    • D21H5/1227A61L15/28A61L15/60C09J105/04D01F9/04D21H13/32
    • The invention provides a fibrous binder capable of exhibiting a bonding ability in a dry condition for fibers having no self-adhesiveness in paper making but capable of imparting the paper made by use of the same with disintegrability into discrete fibers in a wet condition so that the paper is disposable in water. The fibrous binder is prepared by wet-spinning of an aqueous dope containing a water-soluble salt, e.g. sodium salt, of alginic acid and an alkyleneglycol ester of alginic acid in a specified proportion into a coagulation bath containing a water-soluble salt of certain metals, e.g. calcium, of which the ions are replaceable with the sodium ions of the water-soluble salt of alginic acid to convert the acid into a water-insoluble salt so as to form a water-insoluble gel in a fibrous form of a blend composed of the water-insoluble metal salt of alginic acid and the alkyleneglycol ester of alginic acid.
    • 本发明提供了一种纤维粘合剂,其能够在干燥条件下对造纸中没有自粘性的纤维表现出粘合能力,但能够在湿润状态下将其使用具有崩解性的纸赋予离散纤维, 纸是一次性的在水中。 纤维粘合剂通过将含有水溶性盐的水溶液湿法纺丝制备, 钠盐,海藻酸和藻酸的亚烷基二醇酯以特定比例加入到含有某些金属的水溶性盐的凝固浴中, 钙,其中离子可与藻酸的水溶性盐的钠离子替代,以将酸转化成不溶于水的盐,以形成纤维形式的共混物,其由 藻酸的水不溶性金属盐和藻酸的亚烷基二醇酯。