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    • 61. 发明授权
    • Artificial granite solid material
    • 人造花岗岩固体材料
    • US5338584A
    • 1994-08-16
    • US608482
    • 1990-11-02
    • Yoshikazu KubotaMasayasu KamijoHiroshi OtsuTakashi Kamiya
    • Yoshikazu KubotaMasayasu KamijoHiroshi OtsuTakashi Kamiya
    • B32B29/00B44C5/04B44F9/04D21H13/40D21H27/26
    • D21H13/40B32B29/00B44C5/0469B44F9/04D21H27/26Y10T428/31993
    • A granitic stone ( so-called Mikage-ishi)-like artificial solid material produced by impregnating a paper sheet having a granitic pattern with a thermosetting resin to give a paper containing from 25 to 60% by weight of the resin at the dry basis; drying the resin-impregnated paper sheet; and hot-pressing a laminate comprising a plurality of the dried sheets; is claimed, said paper mainly comprising (A) from 20 to 80% by weight of cellulose pulp, (B) from 2 to 40% by weight of an artificial fiber, (C) from 10 to 70% by weight of an inorganic filler less than 10 .mu.m in average diameter, and (D) from 1 to 30% by weight of a fine-grained additive consisting of grains from 10 to 500 .mu.m in average diameter, having a color hue different from that of the inorganic filler (C).The artificial granite solid material has an excellent machinability, workability, and physical properties (strength), as well as good-looking textures (inorganic material like appearance, expressing by itself heaviness, hardness, and thickness; exhibits a very granitic look as a whole) with an ornamental and luxurious appearance.
    • 通过用热固性树脂浸渍具有花岗岩图案的纸张制成的花岗石(所谓的Mikage-ishi)样人造固体材料,得到以干基计含有25至60重量%的树脂的纸; 干燥树脂浸渍纸片; 和热压包含多个所述干燥片材的层压体; 所述纸主要包含(A)20-80重量%的纤维素纸浆,(B)2至40重量%的人造纤维,(C)10至70重量%的无机填料 平均直径小于10微米,(D)1〜30重量%的由平均直径为10〜500μm的粒子组成的细粒添加剂,其色调与无机填料的颜色不同 (C)。 人造花岗岩固体材料具有优异的机械加工性,可加工性和物理性能(强度)以及良好的纹理(无机材料如外观,本身沉重,硬度和厚度表现出来)表现出非常花式的外观 )具有装饰和豪华的外观。
    • 62. 发明授权
    • Methacrylate prepolymer containing triazine ring structure, its
preparation, and setting composition and resin
    • 含有三嗪环结构的甲基丙烯酸酯预聚物,其制备方法和固化组合物和树脂
    • US5296571A
    • 1994-03-22
    • US969483
    • 1992-10-30
    • Yutaka HoriTakashi KamiyaTakayuki ManoRyuzo Asami
    • Yutaka HoriTakashi KamiyaTakayuki ManoRyuzo Asami
    • C08F20/36C08F20/34C08F290/00C08F290/06C08G12/32C08G12/40C08G12/42C08F226/06C08F4/04C08F4/34C08F4/42
    • C08G12/42
    • An aminotriazine prepolymer is provided which gives resin with toughness and favorable transparency without use of filler agent by mixing 2-hydroxyethyl methacrylate (781 g: 6 mole), melamine (126 g: 1 mole), 95% by weight of p-formaldehyde (189 g: 6 mole as formaldehyde), p-toluene sulfonate (3.0 g), hydroquinone monomethyl ether (0.2 g) in a two liter separation flask with a stirring device, a thermometer, an air-inlet tube, and a cooling tube for removing the distillate. The mixture is heated while air is blown in. After the melamine and paraformaldehyde are dissolved in 2-hydroxyethyl methacrylate, at the temperature of 80.degree. C. to 100.degree. C., the reaction is continued in the temperature range of 105.degree. C. to 115.degree. C. until the quantity of extracted water is 108 g (6 mole). The triazine ring structure-containing methacrylate prepolymer thus obtained has a viscosity of 2,000 cP at 20.degree. C., a bromine number of 92.1 (Br g/100 g), and a Gardner color degree of not greater than 5.
    • 提供氨基三嗪预聚物,其通过混合甲基丙烯酸2-羟乙酯(781g:6摩尔),三聚氰胺(126g:1摩尔)​​,95%(重量)对甲醛( 189g:6mol作为甲醛),对甲苯磺酸盐(3.0g),氢醌单甲醚(0.2g),在具有搅拌装置的两升分离烧瓶中,温度计,进气管和冷却管 去除馏出物。 在吹入空气的同时加热混合物。将三聚氰胺和多聚甲醛溶解在甲基丙烯酸2-羟乙酯中后,在80℃至100℃的温度下,反应在105℃的温度范围内继续进行。 至115摄氏度,直到提取水量为108克(6摩尔)。 由此获得的含三嗪环结构的甲基丙烯酸酯预聚物在20℃下的粘度为2,000cP,溴数为92.1(Br g / 100g),加德纳色度不大于5。