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    • 1. 发明授权
    • Calendering of polymeric vinyl films exhibiting high gloss and structural stability
    • 具有高光泽度和结构稳定性的聚合乙烯基薄膜的压延
    • US06520235B1
    • 2003-02-18
    • US09634433
    • 2000-08-08
    • Claude Pasti
    • Claude Pasti
    • B29C6700
    • B29C43/24B29C43/28B29K2027/06B29K2995/0022Y10T156/1041
    • A method and apparatus for calendering polymeric vinyl films exhibiting high gloss and structural stability. Specifically, the invention presents a method and apparatus for calendering polyvinyl chloride film of such a nature. In accordance with the invention, a casting sheet is interposed within the calendering head wherein a blend of polyvinyl chloride resin is formed, in standard fashion, into a continuous film web. In accordance with one embodiment of the invention, the casting sheet, preferably of heat resistant polyester film, is introduced into a nip between existent processing rolls near the end of the processing head. Alternatively, a separate nip may be provided by the addition of a separate roll in juxtaposition to a final roll in the calendering head. In either instance, the casting sheet is forcefully applied to the polyvinyl chloride film prior to engagement with the embossing rolls of the manufacturing process.
    • 用于压延聚合乙烯基薄膜的方法和装置,其具有高光泽度和结构稳定性。 具体地说,本发明提出了一种用于压延这种性质的聚氯乙烯薄膜的方法和装置。 根据本发明,将铸片插入压延头内,其中以标准方式将聚氯乙烯树脂的共混物形成为连续薄膜腹板。 根据本发明的一个实施例,将优选耐热聚酯膜的铸造片材引入加工头端部附近的存在的加工辊之间的辊隙中。 或者,可以通过添加与压延头中的最终辊并置的单独的辊来提供单独的辊隙。 在任一情况下,在与制造工艺的压花辊接合之前,将铸片强制施加到聚氯乙烯膜上。
    • 3. 发明授权
    • Double-sided silicone coated liner
    • 双面硅胶衬里
    • US5658629A
    • 1997-08-19
    • US302656
    • 1994-09-01
    • Christian DelcuveClaude PastiGuy Siraux
    • Christian DelcuveClaude PastiGuy Siraux
    • C09J7/02B32B7/12
    • C09J7/0225C09J2483/005Y10S428/913Y10T428/1452Y10T428/28Y10T428/2839Y10T428/2848Y10T428/31663
    • A double-sided silicone-coated liner, particularly adapted for use in self-wound tapes is described which is a paper upon which a silicone coating layer is deposited on one surface and a water vapor permeable silicone coating layer is applied on the liner's opposed second surface. The liner surfaces may optionally be clay coated, the clay coating adjacent to the water vapor permeable silicone coating layer also having water vapor permeability.The tape made using this particular liner typically additionally has a carrier layer with an adhesive sandwiched between the silicone coating layer and the carrier. The tape is prepared by the steps of coating the liner with a silicone layer on a first side of the liner; drying the silicone layer; coating an adhesive onto an exposed surface of the silicone layer; laminating a carrier layer onto the adhesive; coating a second side of the liner, opposed from the first side with a water vapor permeable silicone layer; drying the water vapor permeable silicone layer; and remoisturizing the liner.
    • PCT No.PCT / US94 / 02290 Sec。 371日期:1994年9月1日 102(e)1994年9月1日PCT 1994年3月3日PCT公布。 WO95 / 23693 PCT出版物 日期1995年9月8日描述了一种特别适用于自卷带的双面有机硅涂层衬垫,其是在一个表面上沉积有机硅涂层并涂覆水蒸汽可渗透的硅氧烷涂层的纸 在班轮对面的第二个表面上。 衬里表面可以任选地是粘土涂层的,邻近透水性硅氧烷涂层的粘土涂层也具有水蒸气渗透性。 使用该特定衬垫制成的带通常另外具有夹在硅树脂涂层和载体之间的粘合剂的载体层。 胶带通过以下步骤制备:在衬垫的第一侧上用硅树脂涂层衬垫; 干燥硅胶层; 将粘合剂涂覆到硅氧烷层的暴露表面上; 将载体层层压到粘合剂上; 涂覆衬里的第二侧,与第一侧相对,用水蒸气透过的硅氧烷层; 干燥透水性硅胶层; 并重新润湿内胆。