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    • 3. 发明授权
    • Acrylic thermoplastic resin composition, acrylic resin film and acrylic resin composite
    • 丙烯酸热塑性树脂组合物,丙烯酸树脂膜和丙烯酸树脂复合材料
    • US08372517B2
    • 2013-02-12
    • US12446642
    • 2007-10-23
    • Kazuki TokuchiNobuhiro MoriguchiYohei KamataYukiatsu Komiya
    • Kazuki TokuchiNobuhiro MoriguchiYohei KamataYukiatsu Komiya
    • B32B27/30C08L33/10C08L29/14C08J5/18
    • B32B27/30C08L29/14C08L33/10Y10T428/24479Y10T428/24612Y10T428/31688Y10T428/31699Y10T428/31859C08L2666/04
    • An acrylic thermoplastic resin composition is obtained by melt-kneading a methacrylic resin (A) and a polyvinyl acetal resin (B) at a resin temperature of not less than 140° C. while applying shear at a shear rate of 100 sec−1 or more, and then cooling the kneaded product to not more than 120° C. In the acrylic thermoplastic resin composition, at least the methacrylic resin (A) forms a continuous phase, and among glass transition temperatures of the acrylic thermoplastic resin composition, a glass transition temperature TgA P ascribed to the methacrylic resin (A) indicates a value between a glass transition temperature (TgA) of the methacrylic resin (A) alone and a glass transition temperature (TgB) of the polyvinyl acetal resin (B) alone. A film- or sheet-like molded article is obtained by molding the resin composition. An acrylic resin composite is obtained by laying a layer of metal and/or metal oxide on at least one side of the acrylic resin molded article.
    • 丙烯酸类热塑性树脂组合物通过在不低于140℃的树脂温度下熔融捏合甲基丙烯酸系树脂(A)和聚乙烯醇缩醛树脂(B),同时以剪切速率为100秒-1或 在丙烯酸​​类热塑性树脂组合物中,至少甲基丙烯酸系树脂(A)形成连续相,在丙烯酸系热塑性树脂组合物的玻璃化转变温度之中,玻璃 归因于甲基丙烯酸系树脂(A)的转变温度TgA P表示单独的甲基丙烯酸系树脂(A)的玻璃化转变温度(TgA)与聚乙烯醇缩醛树脂(B)的玻璃化转变温度(TgB)之间的值。 通过模塑树脂组合物获得薄膜或片状模塑制品。 通过在丙烯酸树脂模塑制品的至少一侧上铺设一层金属和/或金属氧化物来获得丙烯酸树脂复合材料。
    • 4. 发明申请
    • THERMOPLASTIC ACRYLIC RESIN COMPOSITION
    • 热塑性丙烯酸树脂组合物
    • US20110112247A1
    • 2011-05-12
    • US12989193
    • 2009-04-21
    • Kazuki TokuchiWataru TsujiNobuhiro MoriguchiNoboru Higashida
    • Kazuki TokuchiWataru TsujiNobuhiro MoriguchiNoboru Higashida
    • C08L29/04
    • C08L33/12C08F220/14C08L29/14Y10T428/31906Y10T428/31909Y10T428/31928C08L2666/04
    • Provided is a thermoplastic acrylic resin composition comprising a methacrylic resin (A) and a polyvinyl acetal resin (B) obtained by acetalizing a polyvinyl alcohol resin with an aldehyde having 4 or more carbon atoms and an aldehyde having 3 or less carbon atoms in which the total amount of the vinyl alcohol units acetalized with the aldehyde having 4 or more carbon atoms and the aldehyde having 3 or less carbon atoms is 65 to 85 mol % of all repeating units, and the molar ratio of the vinyl alcohol unit acetalized with the aldehyde having 4 or more carbon atoms to the vinyl alcohol unit acetalized with the aldehyde having 3 or less carbon atoms is from 90/10 to 0/100. Furthermore, provided are an article molded from the thermoplastic acrylic resin composition and a method of producing the thermoplastic acrylic resin composition comprising the steps of mixing a methacrylic resin (A) and a polyvinyl acetal resin (B), increasing the resin temperature to 160° C. or more, and then decreasing the resin temperature to 120° C. or less.
    • 本发明提供一种热塑性丙烯酸树脂组合物,其包含甲基丙烯酸系树脂(A)和聚乙烯醇缩醛树脂(B),所述聚乙烯醇缩醛树脂(B)通过使聚乙烯醇树脂与碳原子数为4以上的醛和碳原子数3以下的醛缩醛化, 用具有4个或更多个碳原子的醛缩醛化的乙烯醇单元和具有3个或更少碳原子的醛的总量是所有重复单元的65至85mol%,并且乙醛醇单元与醛缩合的摩尔比 对于具有3个以下碳原子的醛缩醛化的乙烯醇单元具有4个以上的碳原子数为90/10〜0/100。 此外,提供了由热塑性丙烯酸类树脂组合物成型的制品和制造热塑性丙烯酸类树脂组合物的方法,其包括将甲基丙烯酸系树脂(A)和聚乙烯醇缩醛树脂(B)混合的步骤,将树脂温度提高到160℃ ℃以上,然后将树脂温度降低至120℃以下。
    • 9. 发明授权
    • Thermoplastic acrylic resin composition
    • 热塑性丙烯酸树脂组合物
    • US08969474B2
    • 2015-03-03
    • US12989193
    • 2009-04-21
    • Kazuki TokuchiWataru TsujiNobuhiro MoriguchiNoboru Higashida
    • Kazuki TokuchiWataru TsujiNobuhiro MoriguchiNoboru Higashida
    • C08G63/48C08G63/91C08L29/04C08L33/12C08F220/14C08L29/14
    • C08L33/12C08F220/14C08L29/14Y10T428/31906Y10T428/31909Y10T428/31928C08L2666/04
    • Provided is a thermoplastic acrylic resin composition comprising a methacrylic resin (A) and a polyvinyl acetal resin (B) obtained by acetalizing a polyvinyl alcohol resin with an aldehyde having 4 or more carbon atoms and an aldehyde having 3 or less carbon atoms in which the total amount of the vinyl alcohol units acetalized with the aldehyde having 4 or more carbon atoms and the aldehyde having 3 or less carbon atoms is 65 to 85 mol % of all repeating units, and the molar ratio of the vinyl alcohol unit acetalized with the aldehyde having 4 or more carbon atoms to the vinyl alcohol unit acetalized with the aldehyde having 3 or less carbon atoms is from 90/10 to 0/100. Furthermore, provided are an article molded from the thermoplastic acrylic resin composition and a method of producing the thermoplastic acrylic resin composition comprising the steps of mixing a methacrylic resin (A) and a polyvinyl acetal resin (B), increasing the resin temperature to 160° C. or more, and then decreasing the resin temperature to 120° C. or less.
    • 本发明提供一种热塑性丙烯酸树脂组合物,其包含甲基丙烯酸系树脂(A)和聚乙烯醇缩醛树脂(B),所述聚乙烯醇缩醛树脂(B)通过使聚乙烯醇树脂与碳原子数为4以上的醛和碳原子数3以下的醛缩醛化, 用具有4个或更多个碳原子的醛缩醛化的乙烯醇单元和具有3个或更少碳原子的醛的总量是所有重复单元的65至85mol%,并且乙醛醇单元与醛缩合的摩尔比 对于具有3个以下碳原子的醛缩醛化的乙烯醇单元具有4个以上的碳原子数为90/10〜0/100。 此外,提供了由热塑性丙烯酸类树脂组合物成型的制品和制造热塑性丙烯酸类树脂组合物的方法,其包括将甲基丙烯酸系树脂(A)和聚乙烯醇缩醛树脂(B)混合的步骤,将树脂温度提高到160℃ ℃以上,然后将树脂温度降低至120℃以下。