APPARATUS AND METHOD FOR PRODUCING NANOFIBERS FROM AN ARRAY OF TWO PHASE FLOW NOZZLES

    公开(公告)号:US20170120290A1

    公开(公告)日:2017-05-04

    申请号:US14929406

    申请日:2015-11-01

    CPC classification number: B05D3/042 B05D1/12 B05D3/0413 B05D2201/02 D01D4/025

    Abstract: Apparatus for forming and fibrillating a molten polymeric film into nanofibers consisting of a plurality of two-phase flow spinning nozzles arranged in a substantially liner array each nozzle into nanofibers including one or more first input orifices for a process gas; one or more second input orifices for a polymer melt; a flow channel including two or more channel walls and a monotonically decreasing flow area wherein the process gas and polymer melt are combined into a stratified two phase flow with the polymer melt formed into a film on one or more of the channel walls; and one or more channel exit openings, each exit opening including an edge at which the process gas reaches sonic velocity or less and where the edge is configured to fibrillate the polymeric film into a stream of nanofibers.

    COATED MEDICAL APPARATUS AND METHODS
    246.
    发明申请
    COATED MEDICAL APPARATUS AND METHODS 审中-公开
    涂层医疗器械及方法

    公开(公告)号:US20170000972A1

    公开(公告)日:2017-01-05

    申请号:US15267699

    申请日:2016-09-16

    Applicant: Lenn R. HANN

    Inventor: Lenn R. HANN

    Abstract: A medical apparatus, such as a cannula tip for a peripheral vein of a human body, wherein the medical apparatus includes a micro- or nano-structured superhydrophilic basecoat and a liquid topcoat, together comprising a superhydrophobic coating, which inhibit occlusion and/or catheter related bloodstream infection. The topcoat can further include compatible drugs and/or biomaterials to enhance compatibility and/or enhance durability of the topcoat.

    Abstract translation: 一种医疗装置,例如用于人体外周静脉的套管末端,其中所述医疗装置包括微型或纳米结构的超亲水底涂层和液体面漆,其一起包含抑制闭塞和/或导管的超疏水涂层 相关血流感染。 面漆可以进一步包括相容的药物和/或生物材料以增强面漆的相容性和/或增强面漆的耐久性。

    Water vapor barrier film and method for producing same
    249.
    发明授权
    Water vapor barrier film and method for producing same 有权
    水蒸气阻隔膜及其制造方法

    公开(公告)号:US09228113B2

    公开(公告)日:2016-01-05

    申请号:US13701602

    申请日:2011-06-02

    Abstract: The present invention provides a film for a back sheet of a solar cell exhibiting excellent water vapor barrier properties, water resistance and gas barrier properties, has flexibility and mechanical strength and has excellent heat stability, and a method for producing the film.The present invention is a water vapor barrier film comprising a clay membrane coated on a PET substrate, wherein the clay membrane is formed of clay and an additive; the weight ratio of the clay relative to the total sold is 60 to 90% by weight in the clay membrane; the production process thereof comprises a water resistance imparting heat treatment at 100 to 200° C. after the coating and drying; the film has a water vapor transmission rate of less than 3 g/m2·day; the additive in the modified clay is a polyimide; and at least 90% by mole of exchangeable ions is lithium ion, and a method for producing the water vapor barrier film.The above film exhibits water vapor barrier properties and is useful as a back sheet for a solar cell and the like.

    Abstract translation: 本发明提供了一种具有优异的水蒸气阻隔性,耐水性和阻气性的太阳能电池的背板的膜,具有柔软性和机械强度,并且具有优异的热稳定性,以及该膜的制造方法。 本发明是一种水蒸气阻隔膜,其包括涂覆在PET基材上的粘土膜,其中粘土膜由粘土和添加剂形成; 粘土相对于出售总量的重量比在粘土膜中为60〜90重量% 其制造方法包括在涂布和干燥后在100〜200℃下进行耐水性赋予热处理; 该膜的水蒸汽透过率小于3g / m2·day; 改性粘土中的添加剂是聚酰亚胺; 并且至少90摩尔%的可交换离子是锂离子,以及制造该水蒸汽阻挡膜的方法。 上述膜表现出水蒸气阻隔性,可用作太阳能电池等的背板。

Patent Agency Ranking