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    73.
    发明专利
    未知

    公开(公告)号：BR0109292A

    公开(公告)日：2002-12-17

    申请号：BR0109292

    申请日：2001-03-16

    Applicant: BAXTER INT

    Inventor： WOO LECON ,  SHANG SHERWIN ,  LING MICHAEL T K ,  DING YUAN-PANG SAMUEL ,  YANG TAHUA ,  SANDFORD CRAIG

    IPC: B65D65/40 ,  A61J1/00 ,  A61J1/05 ,  A61J1/10 ,  A61J1/20 ,  B32B27/08 ,  B32B27/32 ,  B65D30/02 ,  B65D65/02 ,  C08J3/28 ,  C08J5/18 ,  C08L23/00 ,  C08L23/04 ,  C08L23/08 ,  C08L23/10 ,  C08L23/20 ,  C08L23/26 ,  C08L65/00

    Abstract: The present invention provides a flowable materials container. The container has a first sidewall and a second sidewall sealed together along a peripheral seam to define a fluid chamber. At least one sidewall is a film having at least one layer of blend of a first component selected from the group of: (1) ethylene and alpha-olefin copolymers having a density of less than about 0.915 g/cc, (2) ethylene copolymerized with lower alkyl acrylates, (3) ethylene copolymerized with lower alkyl substituted alkyl acrylates and (4) ionomers, the first component being present in an amount from about 99% to about 55% by weight of the blend, a second component in an amount by weight of the blend from about 45% to about 1% and consists of one or more polymers of the group: (1) propylene containing polymers, (2) polybutene polymers, (3) polymethylpentene polymers, (4) cyclic olefin containing polymers and (5) bridged polycyclic hydrocarbon containing polymers; and the film has a modulus of elasticity when measured in accordance with ASTM D882 of less than about 60,000 psi, an internal haze when measured in accordance with ASTM D1003 of less than about 25%, an internal adhesion ranking of greater than about 2, a sample creep at 120° C. under 27 psi loading of less than or equal to 150% for a film having a thickness of from about 5 mils to about 15 mils, and the film can be heat sealed into a container having seals wherein the seals remain intact when the container is autoclaved at 121° C. for one hour.

    75.
    发明专利
    未知

    公开(公告)号：AT216613T

    公开(公告)日：2002-05-15

    申请号：AT96916813

    申请日：1996-05-30

    Applicant: BAXTER INT

    Inventor： LING MICHAEL T K ,  WOO LECON ,  LO YING-CHENG ,  BALTEAU PATRICK ,  PELUSO FRANCO

    IPC: A61L2/20 ,  A61L29/16 ,  A61L31/16 ,  A61M39/16

    Abstract: An improved system and method for providing sterile connections. To this end, a device is provided comprising a body, a chamber defined, at least in part, by a portion of the body, the chamber including an interior having a solid sterilizing agent that can sublimate at ambient conditions, and a member that defines., in part, the chamber and is so constructed and arranged to allow the solid sterilizing agent to release in a rate controlled manner through the member.

    MULTI-LAYERED POLYMER BASED MOISTURE BARRIER STRUCTURE FOR MEDICAL GRADE PRODUCTS
    76.
    发明专利
    MULTI-LAYERED POLYMER BASED MOISTURE BARRIER STRUCTURE FOR MEDICAL GRADE PRODUCTS 未知

    公开(公告)号：CA2395063A1

    公开(公告)日：2001-08-09

    申请号：CA2395063

    申请日：2001-02-07

    Applicant: BAXTER INT

    Inventor： VOJNAROWSKI ROBERT ,  WOO LECON ,  NEBGEN GREGG ,  SHAH KETAN ,  DING YUAN-PANG SAMUEL ,  ROSENBAUM LARRY A ,  LING MICHAEL T K ,  ZAKARIJA LILLIAN G ,  ANDERSON KEITH M K ,  CRAMER COLLEEN S ,  KALYANKAR VARSHA ,  SCHARF MICHAEL

    IPC: A61L31/00 ,  B32B27/08 ,  B32B27/32 ,  C08L23/08 ,  C08L23/10 ,  C08L25/04 ,  C08L53/00 ,  C08L53/02

    Abstract: The present invention provides a multiple layer thermoplastic structure of a (1) skin layer selected from the group consisting of polypropylene, ethylene homopolymers having a density of from about 0.930 g/cc to about 0.960 g/cc, and ethylene homopolymers having a density of from about 0.930 g/cc to about 0.960 c/cc blended with an ethylene and .alpha.-olefin copolymers having a density less than about 0.930 g/cc, the skin layer having a thickness of greater than about 3.0 mils; (2) a radio frequency susceptible layer adhered to the skin layer, the radio frequency susceptible layer having a dielectric loss greater than 0.05 at 1-60 MHz and at temperatures of ambient to 250~C, the radio frequency susceptible layer having: (a) a first polyolefin selecte d from the group consisting of polypropylene and polypropylene copolymers, (b) a second polyolefin selected from the group consisting of ethylene copolymers, ultra-low density polyethylene, polybutene, and butene ethylene copolymers; (c) a radio frequency susceptible polymer selected from the group consisting of (i) ethylene copolymers having 50-85 % ethylene content with comonomers selected from a first group consisting of acrylic acid, methacrylic acid, ester derivatives of acrylic acid with alcohols having 1-10 carbons, ester derivatives ofmethacrylic acid with alcohols having 1-10 carbons, vinyl acetate, and vinyl alcohol (ii) homopolymers and copolymers containing at least one segment of urethanes, esters, ureas, imides, sulfones, and amides, and (d) a compatibilizing agent of a styrene and hydrocarbon copolymer; wherein the structure when fabricated into a 50 ml container has a water vap or transmission rate of less than 8 % by weight after the container has been autoclaved at 121~C for 20 minutes and stored for 90 days in an environmentally regulated compartment having 15 % relative humidity at 40~C.

    78.
    发明专利
    未知

    公开(公告)号：AT195754T

    公开(公告)日：2000-09-15

    申请号：AT95901945

    申请日：1994-11-16

    Applicant: BAXTER INT

    Inventor： LAURIN DEAN ,  BUAN ANGELES LILLIAN ,  WOO LECON ,  LING MICHAEL T K ,  DING YUAN-PANG SAMUEL ,  ANDERSON WILLIAM ,  ROSENBAUM LARRY A ,  HAYWARD DENISE S ,  HOPPESCH JOSEPH P ,  NEBGEN GREGG ,  WESTPHAL STANLEY

    IPC: A61L27/00 ,  A61L31/00 ,  C08L23/02 ,  C08L23/06 ,  C08L23/08 ,  C08L23/10 ,  C08L23/16 ,  C08L23/20 ,  C08L23/26 ,  C08L29/04 ,  C08L31/04 ,  C08L51/06 ,  C08L53/00 ,  C08L53/02 ,  C08L67/00 ,  C08L75/00 ,  C08L77/00 ,  C08L101/00 ,  C08L101/12

    Abstract: A polymer based composition for fabricating into articles is described. The composition comprises: a polypropylene in an amount by weight from 40-90% of the composition and having a melting temperature greater than 130 DEG C; a radio frequency susceptible polymer in an amount by weight from 5-50% of the composition and having a dielectric loss greater than 0.05 at 1-60 MHz and ambient temperature to 250 DEG C, the susceptible polymer being selected from (1) polymers containing at least one segment selected from the group consisting of urethanes, esters, ureas, imides, sulfones, and amides, and (2) ethylene copolymers having 50-85% ethylene content copolymerized with at least one monomer selected from the group consisting of acrylic acid, methacrylic acid, ester derivatives of acrylic acid with alcohols having 1-10 carbons, vinyl acetate, and vinyl alcohol; a compatibilizing polymer in an amount by weight from 5-30% of the composition, the compatibilizing polymer conferring compatibility between the radio frequency susceptible polymer, and the polypropylene, the compatibilizing polymer being a styrenic block copolymer with hydrocarbon soft segments, and wherein the composition has an optical haze value of less than 30% for the composition processed into a film of about 0.299 mm in thickness measured in accordance to ASTM D-1003, a mechanical modulus of less than 2758x10 Pa when measured according to ASTM D-882 and the composition exhibits no strain whitening after being strained at moderate speeds of about 50 cm per minute to about 100% elongation.

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