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    • 3. 发明授权
    • Toner composition and processes thereof
    • 调色剂组合物及其工艺
    • US5278020A
    • 1994-01-11
    • US936471
    • 1992-08-28
    • Bernard GrushkinGuerino G. Sacripante
    • Bernard GrushkinGuerino G. Sacripante
    • G03G9/08G03G9/087G03C5/00
    • G03G9/0806G03G9/0815G03G9/08737
    • A toner composition and processes for the preparation thereof comprising the steps of: (i) preparing a latex emulsion by agitating in water a mixture of a nonionic surfactant, an anionic surfactant, a first nonpolar olefinic monomer, a second nonpolar diolefinic monomer, a free radical initiator and a chain transfer agent; (ii) polymerizing the latex emulsion mixture by heating from ambient temperature to about 80.degree. C. to form nonpolar olefinic emulsion resin particles of volume average diameter from about 5 nanometers to about 500 nanometers; (iii) diluting the nonpolar olefinic emulsion resin particle mixture with water; (iv) adding to the diluted resin particle mixture a colorant or pigment particles and optionally dispersing the resulting mixture with a homogenizer; (v) adding a cationic surfactant to flocculate the colorant or pigment particles to the surface of the emulsion resin particles; (vi) homogenizing the flocculated mixture at high shear to form statically bound aggregated composite particles with a volume average diameter of less than or equal to about 5 microns; (vii) heating the statically bound aggregate composite particles to form nonpolar toner sized particles; (viii) optionally halogenating the nonpolar toner sized particles to form nonpolar toner sized particles having a halopolymer resin outer surface or encapsulating shell; and (ix) isolating the nonpolar toner sized composite particles.
    • 一种调色剂组合物及其制备方法,包括以下步骤:(i)通过在水中搅拌非离子表面活性剂,阴离子表面活性剂,第一非极性烯属单体,第二非极性二烯烃单体, 自由基引发剂和链转移剂; (ii)通过从环境温度至约80℃加热聚合胶乳乳液混合物,以形成体积平均直径为约5纳米至约500纳米的非极性烯属乳液树脂颗粒; (iii)用水稀释非极性烯烃乳液树脂颗粒混合物; (iv)向稀释的树脂颗粒混合物中加入着色剂或颜料颗粒,并任选地用均化器分散所得混合物; (v)添加阳离子表面活性剂以将着色剂或颜料颗粒絮凝到乳液树脂颗粒的表面; (vi)在高剪切下使絮凝的混合物均化,以形成体积平均直径小于或等于约5微米的静态结合的聚集复合颗粒; (vii)加热静态结合的聚集体复合颗粒以形成非极性调色剂尺寸的颗粒; (viii)任选地将非极性调色剂尺寸的颗粒卤化以形成具有卤素聚合物树脂外表面或包封壳的非极性调色剂大小的颗粒; 和(ix)分离非极性调色剂尺寸的复合颗粒。
    • 8. 发明授权
    • Methods for recycling byproduct of polyester resin production
    • 回收聚酯树脂生产副产品的方法
    • US08829149B2
    • 2014-09-09
    • US13612149
    • 2012-09-12
    • Guerino G. Sacripante
    • Guerino G. Sacripante
    • C08G64/00C08G63/02
    • G03G9/08755C08G63/672
    • Processes for preparing polyester resins as toner production components. The processes include reacting an organic diol and a cyclic alkylene carbonate to produce carbon dioxide (CO2) and a polyalkoxy diol. The carbon dioxide is reacted with an alkylene glycol or alkylene oxide to produce additional cyclic alkylene carbonate having the same chemical structure as the cyclic alkylene carbonate used to produce the polyalkoxy diol. The additional cyclic alkylene carbonate is added with the cyclic alkylene carbonate used to produce the polyalkoxy diol. The polyalkoxy diol can be reacted with an organic diacid or diester in preparing a polyester resin. To prepare a toner, the polyester resin can be contacted with at least one toner production component.
    • 制备聚酯树脂作为调色剂生产组分的方法。 该方法包括使有机二醇和环状亚烷基碳酸酯反应以产生二氧化碳(CO 2)和聚烷氧基二醇。 二氧化碳与亚烷基二醇或烯化氧反应以产生与用于制备聚烷氧基二醇的环状碳酸亚烃酯具有相同化学结构的另外的环状碳酸亚烃酯。 加入另外的环状碳酸亚烃酯与用于制备聚烷氧基二醇的环状亚烷基碳酸酯。 在制备聚酯树脂时,聚烷氧基二醇可与有机二酸或二酯反应。 为了制备调色剂,聚酯树脂可以与至少一种调色剂生产组分接触。