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    • 1. 发明申请
    • PULPING PROCESSES
    • 制浆工艺
    • US20140174680A1
    • 2014-06-26
    • US14240489
    • 2012-08-30
    • Brent A. HawkinsFred Martin
    • Brent A. HawkinsFred Martin
    • D21C3/02D21C3/00
    • D21H17/74D21C3/003D21C3/02D21C3/222D21C5/00D21C9/14
    • A pulping process comprises using a high concentration of anthraquinone (AQ). The pulping process is capable of providing a pulp having low Kappa number with unexpectedly high strength. The pulping process can use wood or non-wood fibers (e.g., bagasse and corn stover) to provide pulp having good papermaking quality. The method for pulping a fiber comprising cooking a first mixture comprising the fibers, water, an alkali, and a delignification selectivity enhancing chemical for a cooking time and at a cooking condition sufficient to form a first pulp having a desired Kappa number of about 15 or less, and strength parameters that are sufficient for papermaking, where the starting material prior to cooking has a Kappa number of 60 or greater.
    • 制浆方法包括使用高浓度的蒽醌(AQ)。 制浆工艺能够提供具有低卡伯值的纸浆,具有出人意料的高强度。 制浆方法可以使用木材或非木纤维(例如甘蔗渣和玉米秸秆)来提供具有良好造纸质量的纸浆。 制备纤维的方法包括烹饪包含纤维,水,碱和脱木素选择性增强化学品的第一混合物,用于烹饪时间和烹饪条件,足以形成具有约15的所需卡伯值的第一纸浆,或 少于和足够用于造纸的强度参数,其中烹饪前的起始材料的卡伯值为60或更大。
    • 3. 发明申请
    • PULP COMPOSITION
    • 纸浆组合物
    • US20140182801A1
    • 2014-07-03
    • US14240502
    • 2012-08-30
    • Brent A. HawkinsFred Martin
    • Brent A. HawkinsFred Martin
    • D21H17/64D21H17/06
    • D21H11/12D21C3/003D21C3/02D21C3/024D21C3/222D21C5/00D21C9/10D21H17/06D21H17/64D21H17/74D21H21/32
    • One aspect of the invention relates to a pulp composition made from agricultural renewable fibers (ARF) having low Kappa number with unexpected quality sufficient for papermaking (e.g., high strength parameters and high freeness). Another aspect of the invention relates to an ARF pulp having ISO brightness of 60% or higher, and unexpected quality sufficient for papermaking (e.g. high strength parameters and high freeness). Another aspect of the invention relates to a pulp composition made from a pulping process comprising using a high concentration of anthraquinone (AQ). The pulping process can use wood or nonwood fibers (e.g., bagasse and corn stover) to provide pulp having good paper-making quality.
    • 本发明的一个方面涉及由具有低卡伯值的农业可再生纤维(ARF)制成的纸浆组合物,其具有足以造纸的意想不到的质量(例如,高强度参数和高游离度)。 本发明的另一方面涉及ISO亮度为60%或更高的ARF纸浆,并且具有足以用于造纸的意想不到的质量(例如高强度参数和高游离度)。 本发明的另一方面涉及由制浆方法制成的纸浆组合物,其包括使用高浓度的蒽醌(AQ)。 制浆方法可以使用木材或非木材纤维(例如甘蔗渣和玉米秸秆)来提供具有良好造纸质量的纸浆。