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    • 3. 发明申请
    • METHOD OF DYEING A SEMI-FINISHED PRODUCT
    • 染色半成品的方法
    • WO2008070056A3
    • 2008-07-31
    • PCT/US2007024802
    • 2007-12-04
    • BAYER MATERIALSCIENCE LLCPYLES ROBERT AARCHEY RICK LDERIKART DAVID M
    • PYLES ROBERT AARCHEY RICK LDERIKART DAVID M
    • D06P1/60B29D11/00C08J7/06D06P1/613D06P1/651D06P3/24D06P3/34D06P3/79D06P5/00G02B1/04G02C7/04
    • D06P3/34C08J7/065D06P1/60D06P1/613D06P1/6133D06P1/6135D06P1/651D06P1/65118D06P3/24D06P3/79D06P5/00
    • A method of dyeing a semi-finished product is disclosed. The method comprise: (a) providing a semi-finished product selected from the group consisting of powders, pellets and strands, that contain at least one thermoplastic polymer; (b) immersing said semi-finished product in a dye bath comprising, (i) at least one dye, (ii) water, (iii) at least one carrier represented by the following general formula I, (I) R 1 [O(CH 2 ) n ] m OR 2 where R 1 and R 2 independently one of the other denote H, C 1-18 -alkyl, benzyl, benzoyl or phenyl radicals which may be substituted in the aromatic ring by alkyl and/or halogen, n is 2 or 3 and m is 1 to 35, and (iv) a diol selected from at least one of linear or branched C 2 -C 20 aliphatic diols, PoIy(C 2 -C 4 alkylene glycol), cycloaliphatic diols having from 5 to 8 carbon atoms in the cyclic ring, monocyclic aromatic diols, bisphenols and hydrogenated bisphenols; (c) retaining said semi-finished product in said bath for a period of time sufficient to form a dyed semi-finished product; and (d) removing said dyed semi-finished product from said bath.
    • 公开了一种染色半成品的方法。 该方法包括:(a)提供选自包含至少一种热塑性聚合物的粉末,粒料和线料的半成品; (b)将所述半成品浸入染浴中,所述染浴包含(i)至少一种染料,(ii)水,(iii)至少一种由以下通式I表示的载体,(I) 1 n m OR <2>其中R <1> R 2和R 2独立地表示H,C 1-18烷基,苄基,苯甲酰基或可以在芳香环中被取代的苯基 通过烷基和/或卤素,n为2或3且m为1至35,和(iv)选自直链或支链C 2 -C 20的至少一种的二醇, (C 2 -C 4亚烷基二醇),在环状环中具有5至8个碳原子的脂环族二醇,单环芳族二醇,双酚 和氢化双酚; (c)将所述半成品保持在所述浴中一段足以形成染色半成品的时间; 和(d)从所述浴中除去所述染色的半成品。