Diacetal composition, process for the preparation of the same, nucleating agent for polyolefins containing the same, polyolefin resin compositions, and moldings
    1.
    发明授权
    Diacetal composition, process for the preparation of the same, nucleating agent for polyolefins containing the same, polyolefin resin compositions, and moldings 有权
    二缩醛组合物,其制备方法,含有它们的聚烯烃成核剂,聚烯烃树脂组合物和模制品

    公开(公告)号:US06245843B1

    公开(公告)日:2001-06-12

    申请号:US09319187

    申请日:1999-06-02

    IPC分类号: C08K515

    摘要: This invention provides a granular or powdery diacetal composition comprising: (a) at least one diacetal such as 1,3:2,4-O-dibenzylidene-D-sorbitol or a nucleus-substituted derivative thereof, and (b) at least one binder selected from the group consisting of neutral or weakly acidic monovalent organic acids, neutral or weakly acidic polyvalent organic acids, partial salts of neutral or weakly acidic polyvalent organic acids, salts of sulfuric acid ester, sulfonic acid salts, salts of phosphoric acid ester, phosphoric acid esters, phosphorous acid esters and aluminum salts of a neutral or weakly acidic monovalent organic acid, the binder being uniformly dispersed on the surface and in the interior of the particles of the granular or powdery diacetal composition; a process for preparing the composition; a polyolefin resin nucleating agent comprising the composition; a resin composition containing the nucleating agent and a polyolefin resin; and a polyolefin resin molded article.

    摘要翻译: 本发明提供了一种颗粒状或粉状二缩醛组合物,其包含:(a)至少一种二缩醛,例如1,3:2,4-O-二亚苄基-D-山梨醇或​​其核取代衍生物,和(b)至少一种 选自中性或弱酸性单价有机酸,中性或弱酸性多价有机酸,中性或弱酸性多价有机酸的部分盐,硫酸酯的盐,磺酸盐,磷酸酯的盐, 磷酸酯,亚磷酸酯和中性或弱酸性单价有机酸的铝盐,粘合剂均匀地分散在颗粒状或粉状二缩醛组合物颗粒的表面和内部; 制备组合物的方法; 包含该组合物的聚烯烃树脂成核剂; 含有成核剂和聚烯烃树脂的树脂组合物; 和聚烯烃树脂成型品。

    Epoxy resin, process for preparing the resin and photo-curable resin composition and resin composition for powder coatings containing the epoxy resin
    4.
    发明授权
    Epoxy resin, process for preparing the resin and photo-curable resin composition and resin composition for powder coatings containing the epoxy resin 失效
    环氧树脂,制备树脂的方法和光固化树脂组合物和含有环氧树脂的粉末涂料用树脂组合物

    公开(公告)号:US06218482B1

    公开(公告)日:2001-04-17

    申请号:US09004907

    申请日:1998-01-09

    IPC分类号: C08F248

    摘要: An epoxy resin containing group(s) of formula (1) and having a number average molecular weight of 400-10,000, an epoxy equivalent of 100-5,000 and an average number of glycidyl ether groups per molecule of 2-50 wherein A is a group (wherein R3 is a saturated aliphatic polyhydric alcohol residue having 2 to 30 carbon atoms, D is oxyalkylene group, a, b, c and d are 0-25, e and f are 0-4, e+f equals 0-4 and a+b+c×e+d×f equals 0-50), and B is (g, h are 0-18), etc. and R1 and R2 are H, glycidyl or a group of the formula wherein A and B are as defined above, and R7, R8 and R9 are H or glycidyl group; its preparation, and photo-curable and powder coating resin compositions containing the same.

    摘要翻译: 包含式(1)基团并且数均分子量为400-10,000,环氧当量为100-5,000的环氧树脂和每分子2-50的缩水甘油醚基团的平均数,其中A为基团 (其中R3是碳原子数2〜30的饱和脂肪族多元醇残基,D为氧化烯基,a,b,c和d为0〜25,e和f分别为0-4,e + f为0-4, a + b + cxe + dxf等于0-50),B为(g,h为0-18)等,R 1和R 2为H,缩水甘油基或一组甲醛和A如上所定义, 并且R 7,R 8和R 9为H或缩水甘油基; 其制备方法和含有该组合物的光固化和粉末涂料树脂组合物。

    Epoxidized polyesters and method of production thereof
    5.
    发明授权
    Epoxidized polyesters and method of production thereof 失效
    环氧化聚酯及其制备方法

    公开(公告)号:US5244985A

    公开(公告)日:1993-09-14

    申请号:US857247

    申请日:1992-03-25

    IPC分类号: C08G59/34 C08G63/91

    CPC分类号: C08G59/027 C08G63/918

    摘要: Disclosed are an epoxidized polyester which comprises, per molecule, at least three bifunctional groups each having the general formula ##STR1## wherein R.sup.1 and R.sup.2 are the same or different and each is a hydrogen atom or an alkyl group containing 1 to 5 carbon atoms, or R.sup.1 and R.sup.2 taken together represent an endomethylene group, and which has a number average molecular weight of about 1,000 to about 10,000, as well as processes for preparing the epoxidized polyester.

    摘要翻译: 公开了一种环氧化聚酯,其每分子包含至少三个具有通式(I)的双官能团,其中R 1和R 2相同或不同,并且各自为氢原子或含有1至5个的烷基 碳原子,或者R 1和R 2一起表示内亚甲基,其数均分子量为约1,000至约10,000,以及制备环氧化聚酯的方法。