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    • 2. 发明授权
    • Methacrylic resin composition
    • 甲基丙烯酸树脂组合物
    • US07999032B2
    • 2011-08-16
    • US11994746
    • 2006-07-05
    • Kazuhito WadaKimihide NishimuraNorito Doi
    • Kazuhito WadaKimihide NishimuraNorito Doi
    • C04B35/634
    • C08J5/18B32B27/18B32B27/30C08F265/06C08J2351/00C08K5/3475C08L33/06C08L33/12C08L51/00C09D5/32Y10T428/254Y10T428/31909Y10T428/31928C08F220/14C08L2666/24C08L2666/04
    • An acrylic resin composition suitable for use as films excellent in transparency, weatherability, hardness, impact resistance, flex cracking resistance, and formability. The resin composition comprises an acrylic graft copolymer (A) including a rubbery acrylic ester polymer (A-a) and a methacrylic polymer (B) comprising 80 wt. % or more methyl methacrylate units, the acrylic resin composition having a specific value of reduced viscosity (0.2-0.8 dl/g), specific values of content (5-45 wt. %) and average particle diameter (50-200 nm) of the rubbery polymer (A-a), a specific relationship between the particle diameter and the crosslinking agent amount (0.02d≦w≦0.05d; d, average particle diameter (nm); w, amount of crosslinking agent (wt. %)), and a specific value of the degree of grafting (50-250%). The resin composition contains an ultraviolet absorber incorporated therein through copolymerization.
    • 适合用作透明性,耐候性,硬度,耐冲击性,抗开裂性和成型性优异的薄膜的丙烯酸树脂组合物。 树脂组合物包含丙烯酸接枝共聚物(A),其包含橡胶状丙烯酸酯聚合物(A-a)和甲基丙烯酸类聚合物(B),其包含80重量% %以上的甲基丙烯酸甲酯单元,丙烯酸树脂组合物的比浓粘度(0.2〜0.8dl / g),比重值(5-45重量%)和平均粒径(50〜200nm) 橡胶状聚合物(Aa),粒径与交联剂量的相关关系(0.02d≦̸ w≦̸ 0.05d; d,平均粒径(nm); w,交联剂量(重量%)) 和接枝度的具体值(50-250%)。 该树脂组合物含有通过共聚合结合在其中的紫外线吸收剂。
    • 5. 发明申请
    • METHACRYLIC RESIN COMPOSITION
    • 甲基丙烯酸树脂组合物
    • US20090012215A1
    • 2009-01-08
    • US11994746
    • 2006-07-05
    • Kazuhito WadaKimihide NishimuraNorito Doi
    • Kazuhito WadaKimihide NishimuraNorito Doi
    • C08L33/04
    • C08J5/18B32B27/18B32B27/30C08F265/06C08J2351/00C08K5/3475C08L33/06C08L33/12C08L51/00C09D5/32Y10T428/254Y10T428/31909Y10T428/31928C08F220/14C08L2666/24C08L2666/04
    • An acrylic resin composition suitable for use as films excellent in transparency, weatherability, hardness, impact resistance, flex cracking resistance, and formability. The resin composition comprises an acrylic graft copolymer (A) including a rubbery acrylic ester polymer (A-a) and a methacrylic polymer (B) comprising 80 wt. % or more methyl methacrylate units, the acrylic resin composition having a specific value of reduced viscosity (0.2-0.8 dl/g), specific values of content (5-45 wt. %) and average particle diameter (50-200 nm) of the rubbery polymer (A-a), a specific relationship between the particle diameter and the crosslinking agent amount (0.02d≦w≦0.05d; d, average particle diameter (nm); w, amount of crosslinking agent (wt. %)), and a specific value of the degree of grafting (50-250%). The resin composition contains an ultraviolet absorber incorporated therein through copolymerization.
    • 适合用作透明性,耐候性,硬度,耐冲击性,抗开裂性和成型性优异的薄膜的丙烯酸树脂组合物。 树脂组合物包含丙烯酸接枝共聚物(A),其包含橡胶状丙烯酸酯聚合物(A-a)和甲基丙烯酸类聚合物(B),其包含80重量% %以上的甲基丙烯酸甲酯单元,丙烯酸树脂组合物的比浓粘度(0.2〜0.8dl / g),比重值(5-45重量%)和平均粒径(50〜200nm) 橡胶状聚合物(Aa),粒径和交联剂量之间的具体关系(0.02d≤w≤0.05d; d,平均粒径(nm); w,交联剂的量(重量%)) ),接枝度的具体值(50〜250%)。 该树脂组合物含有通过共聚合结合在其中的紫外线吸收剂。
    • 6. 发明授权
    • Rubber latexes, graft copolymers, and thermoplastic resin compositions
    • 橡胶胶乳,接枝共聚物和热塑性树脂组合物
    • US6136918A
    • 2000-10-24
    • US68014
    • 1998-04-30
    • Ikuhiro MishimaNorito DoiYouichi MatsumuraShigemi MatsumotoShinobu OchikoshiKazuhito WadaHiroki Yoshino
    • Ikuhiro MishimaNorito DoiYouichi MatsumuraShigemi MatsumotoShinobu OchikoshiKazuhito WadaHiroki Yoshino
    • C08C1/07C08F265/04C08F279/02C08L21/02C08L51/04C08F291/02C08L33/06
    • C08L21/02C08C1/07C08F265/04C08F279/02C08L51/04
    • A rubber latex with its particles grown through cohesion by adding 100 weight parts of (B) a rubber latex (solid), 0.1-15 weight parts (solid) of (A) an acid group-containing latex having an average particle size of 50-500 nm prepared by polymerizing a monomer mixture comprising (a), (b), (c) and (d) [wherein (a)+(b)+(c)+(d)=100 weight %]: (a) 5-25 weight % of at least one of unsaturated acids selected from the group consisting of acrylic acid, methacrylic acid, itaconic acid and crotonic acid, (b) 20-95 weight % of at least one of alkyl methacrylates with its alkyl group 1-12 in carbon number, (c) 0-30 weight % of at least one of alkyl acrylates with its alkyl group 1-12 in carbon number, (d) 0-40 weight % of at least one selected from the group consisting of aromatic vinyls, compounds having at least two polymerizable functional groups in a molecule and vinyl cyanides, copolymerizable with the aforementioned (a), (b) and (c) is provided. The rubber latex and a graft copolymer containing it and thermoplastic resins incorporating said graft copolymer are excellent in impact strength, heat resistance and workability.
    • PCT No.PCT / JP95 / 02548 Sec。 371日期:1998年4月30日 102(e)1998年4月30日PCT 1995年12月13日PCT PCT。 出版物WO97 / 21770 日期:1996年6月19日通过加入100重量份(B)橡胶胶乳(固体),0.1-15重量份(固体)(A)含酸基胶乳的胶乳(其具有 通过聚合包含(a),(b),(c)和(d)[其中(a)+(b)+(c)+(d))= 100重量的单体混合物制备的平均粒径为50-500nm %):(a)5-25重量%的选自丙烯酸,甲基丙烯酸,衣康酸和巴豆酸的不饱和酸中的至少一种,(b)20-95重量%的至少一种烷基 其碳原子数为1-12的甲基丙烯酸酯,(c)0-30重量%的碳原子数为1-12的烷基丙烯酸烷基酯中的至少一种,(d)0-40重量%的至少一种 选自芳族乙烯基,分子中具有至少两个可聚合官能团的化合物和可与上述(a),(b)和(c)共聚的乙烯基氰化物)。 橡胶胶乳和含有它的接枝共聚物和结合所说接枝共聚物的热塑性树脂具有优异的冲击强度,耐热性和可加工性。
    • 8. 发明申请
    • Acrylic film and laminates comprising the same
    • 丙烯酸膜和包含其的层压制品
    • US20060110592A1
    • 2006-05-25
    • US10531282
    • 2002-12-19
    • Norito DoiTakao ShibataYoichi MatsumuraShigemi Matsumoto
    • Norito DoiTakao ShibataYoichi MatsumuraShigemi Matsumoto
    • B32B27/30C08L51/00
    • C08L33/10C08J5/18C08J2333/10C08J2351/04C08L33/12C08L51/04Y10T428/254Y10T428/31935C08L2666/24
    • To provide an acrylic film, composed of a resin composition (C) that includes an acrylic graft copolymer (A) containing an acrylic ester rubber-like polymer and a methacrylic polymer (B) containing 80% by weight or more of methyl methacrylate, wherein (1) the content of the acrylic ester rubber-like polymer in the resin composition (C) is 5% by weight or more and 30% by weight or less, (2) the average particle size of the acrylic ester rubber-like polymer is 500 to 2000 Å, (3) the relationship between the average particle size d (Å) of the acrylic ester rubber-like polymer and the amount w (% by weight) of crosslinking agent used in the acrylic ester rubber-like polymer satisfies the following equation: 0.002d≦w≦0.005d, (4) the graft ratio of the acrylic graft copolymer (A) is 30% or more and 200% or less, and (5) the reduced viscosity of methyl ethyl ketone soluble matter in the resin composition (C) is 0.2 to 0.8 dl/g.
    • 为了提供一种由含有丙烯酸酯类橡胶状聚合物的丙烯酸接枝共聚物(A)和含有80重量%以上的甲基丙烯酸甲酯的甲基丙烯酸系聚合物(B)的树脂组合物(C)构成的丙烯酸系膜,其中, (1)树脂组合物(C)中丙烯酸酯类橡胶状聚合物的含量为5重量%以上且30重量%以下,(2)丙烯酸酯类橡胶状聚合物的平均粒径 为500〜2000埃,(3)丙烯酸酯类橡胶状聚合物的平均粒径d()与丙烯酸酯类橡胶状聚合物中使用的交联剂的w(重量%)的量之间的关系满足 以下等式:0.002d <= w <= 0.005d,(4)丙烯酸接枝共聚物(A)的接枝率为30%以上且200%以下,(5)甲基乙基酮的比浓粘度 树脂组合物(C)中的可溶物质为0.2〜0.8dl / g。
    • 9. 发明授权
    • Acrylic film and laminates comprising the same
    • 丙烯酸膜和包含其的层压制品
    • US07195816B2
    • 2007-03-27
    • US10531282
    • 2002-12-19
    • Norito DoiTakao ShibataYoichi MatsumuraShigemi Matsumoto
    • Norito DoiTakao ShibataYoichi MatsumuraShigemi Matsumoto
    • B32B5/16B32B27/30C08G63/48C08L31/02C08L33/06
    • C08L33/10C08J5/18C08J2333/10C08J2351/04C08L33/12C08L51/04Y10T428/254Y10T428/31935C08L2666/24
    • To provide an acrylic film, composed of a resin composition (C) that includes an acrylic graft copolymer (A) containing an acrylic ester rubber-like polymer and a methacrylic polymer (B) containing 80% by weight or more of methyl methacrylate, wherein (1) the content of the acrylic ester rubber-like polymer in the resin composition (C) is 5% by weight or more and 30% by weight or less, (2) the average particle size of the acrylic ester rubber-like polymer is 500 to 2000 Å, (3) the relationship between the average particle size d (Å) of the acrylic ester rubber-like polymer and the amount w (% by weight) of crosslinking agent used in the acrylic ester rubber-like polymer satisfies the following equation: 0.002d≦w≦0.005d, (4) the graft ratio of the acrylic graft copolymer (A) is 30% or more and 200% or less, and (5) the reduced viscosity of methyl ethyl ketone soluble matter in the resin composition (C) is 0.2 to 0.8 dl/g.
    • 为了提供一种由含有丙烯酸酯类橡胶状聚合物的丙烯酸接枝共聚物(A)和含有80重量%以上的甲基丙烯酸甲酯的甲基丙烯酸系聚合物(B)的树脂组合物(C)构成的丙烯酸系膜,其中, (1)树脂组合物(C)中丙烯酸酯类橡胶状聚合物的含量为5重量%以上且30重量%以下,(2)丙烯酸酯类橡胶状聚合物的平均粒径 为500〜2000埃,(3)丙烯酸酯类橡胶状聚合物的平均粒径d()与丙烯酸酯类橡胶状聚合物中使用的交联剂的w(重量%)的量之间的关系满足 以下等式:0.002d <= w <= 0.005d,(4)丙烯酸接枝共聚物(A)的接枝率为30%以上且200%以下,(5)甲基乙基酮的比浓粘度 树脂组合物(C)中的可溶物质为0.2〜0.8dl / g。