中科微点-全球专利检索

  1. Login
  2. Sign Up

Search Results

233 records (took 0.023 seconds)

    GOLF BALL
    1.
    发明专利
    GOLF BALL 未知

    公开(公告)号：AU546956B2

    公开(公告)日：1985-09-26

    申请号：AU7403081

    申请日：1981-08-12

    Applicant: BRIDGESTONE TIRE CO LTD ,  TORAY INDUSTRIES

    Inventor： KATAOKA NOBUYUKI ,  SAITO TASUKU ,  MATSUNAGA TSUTOMU ,  TANAKA CHIAKI

    IPC: A63B37/00 ,  A63B37/12 ,  C08G63/672

    Abstract: A solid type golf ball comprising a central core and an outer cover for the core and having an excellent flight performance and durability and acceptable "click" characteristics is presented. The main component of the outer cover of this golf ball is a polyetherester block copolymer containing the following X, Y and Z units: X: Butylene terephthalate unit Y: Ester unit other than butylene terephthalate Z: Polyetherester unit derived from a dicarboxylic acid component containing terephthalic acid and poly(alkylene oxide) glycol having a number average molecular weight of 400 through 3000, wherein the X, Y and Z units are present in the following amounts: 30% by weight

    5.
    发明专利
    未知

    公开(公告)号：FR2496676A1

    公开(公告)日：1982-06-25

    申请号：FR8121982

    申请日：1981-11-24

    Applicant: TORAY INDUSTRIES

    Inventor： TANAKA CHIAKI ,  NAKASHIMA SHINOBU

    IPC: C08G69/40 ,  C08G69/44 ,  C08G69/00

    Abstract: An improved polyether-ester amide is prepared by mixing (A) an aminocarboxylic acid, (B) a poly(alkylene oxide)glycol having a number-average molecular weight of 300 to 6,000 and (C) a dicarboxylic acid at such a mixing ratio that the amount of the component (B) is 5 to 90% by weight based on the total amount and the amino, carboxyl and hydroxyl groups in the mixture satisfy the following requirement: 0.95

    POLYAMIDE ELASTOMER
    8.
    发明专利
    POLYAMIDE ELASTOMER 未知

    公开(公告)号：DE3380518D1

    公开(公告)日：1989-10-12

    申请号：DE3380518

    申请日：1983-05-25

    Applicant: TORAY INDUSTRIES

    Inventor： TANAKA CHIAKI ,  NAKASHIMA SHINOBU ,  KON DOU MAKOTO

    IPC: C08G69/00 ,  C08G69/44

    Abstract: Provided is a polyether-ester-amide consisting essentially of about 5 to 50 weight percent of polyamide segment (A) and about 95 to 50 weight percent of polyether ester segment (B), and having a melting point not lower than 160° C, a Shore hardness in the range of 80A to 45 D, a tensile modulus in the range of 100 to 1,000 kg/cm 2 and an elastic recovery at 50 % elongation of not less than 70%, said polyamide segment (A) having been obtained from:a C 6 -C 20 aliphatic diamine (A-1 and at least one dicarboxylic acid (A-2) selected from the group consisting of C 6 -C 15 aliphatic dicarboxylic acids, terephthalic acid and hexahydroterephthalic acid, provided the total number of carbon atoms of said diamine and said dicarboxylic acid is not less than 16, said polyether ester segment (B) having been obtained from:a poly(alkylene oxide) glycol (B-1) having a ratio of carbon atoms number to oxygen atom number of not smaller than 2.3 and having a number average molecular weight in the range of 300 to 5.000; anda C 4 -C 20 dicarboxylic acid (B-2).

    9.
    发明专利
    未知

    公开(公告)号：DE3145998A1

    公开(公告)日：1982-06-24

    申请号：DE3145998

    申请日：1981-11-20

    Applicant: TORAY INDUSTRIES

    Inventor： TANAKA CHIAKI ,  NAKASHIMA SHIMOBU

    IPC: C08G69/00 ,  C08G69/40 ,  C08G69/44 ,  C08G63/66 ,  C08G81/00

    Abstract: An improved polyether-ester amide is prepared by mixing (A) an aminocarboxylic acid, (B) a poly(alkylene oxide)glycol having a number-average molecular weight of 300 to 6,000 and (C) a dicarboxylic acid at such a mixing ratio that the amount of the component (B) is 5 to 90% by weight based on the total amount and the amino, carboxyl and hydroxyl groups in the mixture satisfy the following requirement: 0.95

    10.
    发明专利
    未知

    公开(公告)号：DE2922486A1

    公开(公告)日：1979-12-13

    申请号：DE2922486

    申请日：1979-06-01

    Applicant: TORAY INDUSTRIES

    Inventor： TANAKA CHIAKI ,  FURUTA YOKO ,  NAITO NAGAYOSHI

    IPC: C08G63/00 ,  C08G63/66 ,  C08G63/672

    Abstract: A polyetherester block copolymer having enhanced compatibility of soft polyether segments with hard polyester segments thereof, excellent mechanical strength, a proper melt fluidity and enhanced resistance to chemicals, heat and light, which copolymer comprises (1) 50 to 95% by weight of polyester segments comprising a dicarboxylic acid component containing at least 50 molar percent of terephthalic acid and a diol component containing at least 50 molar percent of 1,4-butane diol and (2) 5 to 50% by weight of polyether segments comprising poly(tetramethylene oxide)glycol, which is characterized by a large number average molecular weight of from 1,500 to 2,500 and by a small variance of less than 1.70 in molecular weight distribution.

Patent Agency Ranking