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    • 1. 发明申请
    • Pressure Sensitive Adhesives
    • 压敏粘合剂
    • US20090299004A1
    • 2009-12-03
    • US12227143
    • 2007-06-01
    • Leo TernorutskyJong-Shing GuoAugustin Chen
    • Leo TernorutskyJong-Shing GuoAugustin Chen
    • C09J11/00
    • C09J133/02
    • PSAs having high shear stability are disclosed. The PSAs are obtained from an aqueous dispersion comprising an effective amount of surfactant mixture comprising at least one ionic surfactant comprising a plurality, preferably at least three, aromatic rings, at least one electronegative substituent selected from a mono valent oxy substituted sulfo anion, and/or a mono valent oxy substituted phospho anion, and optionally at least one substituent comprising one or more repeating alkoxy units (e.g. Soprophor 4D 384 and/or DPOS-45), and at least one non-ionic surfactant (e.g. Abex 2535) and a monomer composition comprising: at least one hydrophobic monomer (Component I), at least one hydrophilic monomer (Component II) at least one partially hydrophilic monomer (Component III). The dispersion forms PSAs which are sufficiently stable under high shear to be curtain coatable.
    • 公开了具有高剪切稳定性的PSA。 PSA从包含有效量的表面活性剂混合物的水分散体获得,所述表面活性剂混合物包含至少一种离子表面活性剂,其包含多个,优选至少三个芳族环,至少一个选自单价氧取代的磺基阴离子的电负性取代基和/ 或单价氧取代的磷酸阴离子,以及任选至少一个包含一个或多个重复烷氧基单元的取代基(例如Soprophor 4D 384和/或DPOS-45)和至少一种非离子表面活性剂(例如Abex 2535)和 单体组合物,其包含:至少一种疏水性单体(组分I),至少一种亲水性单体(组分II)至少一种部分亲水性单体(组分III)。 分散体形成在高剪切下足够稳定的帘布可涂覆的PSA。
    • 2. 发明申请
    • Polymer Composition and Process
    • 聚合物组成和工艺
    • US20100093930A1
    • 2010-04-15
    • US12522564
    • 2008-01-11
    • Jong-Shing GuoAugustin ChenSheng JiangLeo TernorutskyKeltoum Ouzineb
    • Jong-Shing GuoAugustin ChenSheng JiangLeo TernorutskyKeltoum Ouzineb
    • C08F2/22
    • C08F283/006C08G18/8064C08G2170/40C08L2666/20C09J175/16
    • There is described a multi step mini-emulsion process for preparing a hybrid acrylic/polyurethane pressure sensitive adhesive (PSA) of very high shear strength, good peel strength and/or also high moisture vapor transmission rate, the process comprising the steps of: a) forming a first aqueous mixture comprising a hydrophilic stabilizer; b) forming separately a second oil mixture comprising: i) at least one vinyl functional polyurethane (optionally prepared from an isocyanate functional monomer; at least one monol and/or at least one α,β-ethylenically unsaturated monomer ii) optionally at least one hydrocarbon polymer (such as polystyrene); and iii) at least one α,β-ethylenically unsaturated monomer (such as (meth)acrylate or acids thereof; and/or iv) option-=ally at least one hydrophobic stabilizer; where components (ii), (iii) and/or (iv) may optionally be the same; c) mixing the aqueous and oil mixtures together to form a pre-(macro) emulsion; d) generating a stable mini-emulsion there-from optionally by applying high shear to form an aqueous continuous phase and stabilized oil droplets of average diameter from about 10 to about 1000 nm, and e) polymerizing the polymer precursor(s) within the droplets, optionally in the presence of a free radical initiator; to obtain a polymer latex.
    • 描述了一种用于制备具有非常高剪切强度,良好剥离强度和/或高水蒸汽透过速率的混合丙烯酸/聚氨酯压敏粘合剂(PSA)的多步微乳液方法,该方法包括以下步骤: )形成包含亲水稳定剂的第一含水混合物; b)单独形成第二油混合物,其包含:i)至少一种乙烯基官能聚氨酯(任选地由异氰酸酯官能单体制备;至少一种单醇和/或至少一种α,b-烯属不饱和单体ii)任选地至少 一种烃聚合物(如聚苯乙烯); 和iii)至少一种α,β-烯键式不饱和单体(例如(甲基)丙烯酸酯或其酸;和/或iv)选择性地 - 至少一种疏水稳定剂; 组分(ii),(iii)和/或(iv)可以任选地相同; c)将水和油混合物混合在一起以形成预(宏观)乳液; d)在其中产生稳定的微乳液,任选地通过施加高剪切以形成平均直径为约10至约1000nm的水性连续相和稳定的油滴,以及e)在液滴内聚合聚合物前体 任选地在存在自由基引发剂的情况下, 以获得聚合物胶乳。
    • 5. 发明申请
    • AQUEOUS POLYMER DISPERSION AND PROCESS
    • 水性聚合物分散体和工艺
    • US20100081764A1
    • 2010-04-01
    • US12444665
    • 2007-10-05
    • Keltoum OuzinebJong-Shing GuoAugustin ChenSheng JiangLeo Ternorutsky
    • Keltoum OuzinebJong-Shing GuoAugustin ChenSheng JiangLeo Ternorutsky
    • C08F2/22C08L31/00C08K5/05C08K5/09
    • C08F2/22C08F2/26C08F220/18C08F220/28C08F257/02C08F265/04C08F265/06C08L51/003C08L2666/02C09D151/003C09J151/003
    • There is described a multi step process for preparing an aqueous dispersion of heterogeneous polymer particles by mini-emulsion polymerisation, the process comprising the steps of (I) (a) forming a mixture comprising: (i) water; (ii) at least one stabiliser (such as a surfactant and a hydrophobic co-stabiliser); (iii) at least one tackifier (such as polyterpenes, rosin resins and/or hydrocarbon resins); (iv) at least one α,β-ethylenically unsaturated monomer; (b) applying high shear to the mixture from step (a) to form an essentially stable mini-emulsion comprising an aqueous continuous phase and dispersed therein stabilised droplets of average diameter from about 10 to about 1000 nm, (c) polymerising the monomer(s) within the droplets in the presence of a free radical initiator; (d) adding further monomer to the dispersed phase to form a dispersion; then: (II) using the dispersion from step (I) as a seed to form a dispersion of heterogeneous polymer particles in a subsequent emulsion polymerisation. The resultant tackified PSAs may have a core shell structure and are stable under high shear.
    • 描述了通过微乳液聚合制备非均相聚合物颗粒的水分散体的多步骤方法,该方法包括以下步骤:(I)(a)形成混合物,其包含:(i)水; (ii)至少一种稳定剂(如表面活性剂和疏水性共稳定剂); (iii)至少一种增粘剂(例如多萜烯,松香树脂和/或烃树脂); (iv)至少一种α,β-烯属不饱和单体; (b)对来自步骤(a)的混合物施加高剪切以形成包含水性连续相的基本上稳定的微乳液并分散在其中,平均直径为约10至约1000nm的稳定液滴,(c)使单体聚合 在自由基引发剂的存在下在液滴内; (d)将另外的单体加入到分散相中以形成分散体; 然后:(II)使用来自步骤(I)的分散体作为种子以在随后的乳液聚合中形成非均相聚合物颗粒的分散体。 所得到的增粘PSA可以具有核壳结构,并且在高剪切下是稳定的。
    • 9. 发明申请
    • Pressure Sensitive Adhesives
    • 压敏粘合剂
    • US20100016493A1
    • 2010-01-21
    • US12227225
    • 2007-06-01
    • Leo TernorutskyJong-Shing GuoAugustin Chen
    • Leo TernorutskyJong-Shing GuoAugustin Chen
    • C09D133/02
    • C09D133/14C09J4/00C09J133/08C09J133/14C09J2201/606
    • PSAs having enhanced resistance to water-whitening and high shear stability are disclosed. The PSAs are obtained from an aqueous dispersion comprising an effective amount of surfactant mixture comprising at least one ionic surfactant comprising a plurality, preferably at least three, aromatic rings, at least one electronegative substituent selected from a mono valent oxy substituted sulfo anion, and/or a mono valent oxy substituted phospho anion, and at least one substituent comprising one or more repeating alkoxy units (e.g. Soprophor 4D 384), and at least one non-ionic surfactant (e.g. Abex 2535) and a further non aromatic ionic surfactant (e.g. Aerosol OT 75); and a monomer composition comprising: at least one hydrophobic monomer (Component I), at least one hydrophilic monomer (Component II) at least one partially hydrophilic monomer (Component III) and optionally at least one a ureido monomer (e.g. Norsocryl 102) (Component IV). The dispersion has an average particle size of from about 100 nm to about 400 nm and a pH of from about 5.5 to about 9.0. The latex forms PSAs which have good water whitening resistance and is sufficiently stable under high shear to be curtain coatable.
    • 公开了具有增强的抗水白化和高剪切稳定性的PSA。 PSA从包含有效量的表面活性剂混合物的水分散体获得,所述表面活性剂混合物包含至少一种离子表面活性剂,其包含多个,优选至少三个芳族环,至少一个选自单价氧取代的磺基阴离子的电负性取代基和/ 或单价氧取代的磷酸阴离子,和至少一个包含一个或多个重复烷氧基单元的取代基(例如Soprophor 4D 384)和至少一种非离子表面活性剂(例如Abex 2535)和另外的非芳族离子表面活性剂(例如 Aerosol OT 75); 和至少一种疏水性单体(组分I),至少一种亲水性单体(组分II),至少一种部分亲水性单体(组分III)和任选至少一种脲基单体(例如Norsocryl 102)(组分 IV)。 分散体具有约100nm至约400nm的平均粒度和约5.5至约9.0的pH。 胶乳形成具有良好耐水白化能力的PSA,并且在高剪切下足够稳定以进行帘式涂布。
    • 10. 发明授权
    • Plasticizer resistant emulsion acrylic pressure sensitive adhesive
    • 耐增塑剂乳液丙烯酸压敏胶
    • US6066394A
    • 2000-05-23
    • US827857
    • 1997-04-09
    • Susanne Marie HoffLeo Ternorutsky
    • Susanne Marie HoffLeo Ternorutsky
    • C08L33/08C09J7/02
    • C09J7/0246C09J7/0278C08L33/08Y10T428/2891
    • A plasticized polyvinylchloride (PVC) substrate coated with a plasticizer-resistant pressure-sensitive adhesive comprising a plasticized PVC substrate on which is deposited an adhesive acrylic PSA polymerized in the presence of a chain transfer agent, comprising about 50 to about 99.8% C.sub.1 -C.sub.12 alkyl acrylate monomer, 0 to about 40% vinyl unsaturated monomer, 0.1 to about 10% carboxylic acid functionalized monomer, 0 to about 10% hydroxyl functionalized monomer and about 0.1 to about 10% internal crosslinking monomer wherein the PSA has a glass transition temperature, T.sub.g, of less than -10.degree. C. and greater than about -45.degree. C. and wherein said substrate retains at least 40% peel adhesion and 50% shear strength after heat aging.
    • 涂有耐增塑剂的压敏粘合剂的增塑聚氯乙烯(PVC)基材,其包含增塑的PVC基材,在其上沉积在链转移剂存在下聚合的粘合性丙烯酸PSA,其包含约50至约99.8%的C 1 -C 12 丙烯酸烷基酯单体,0至约40%乙烯基不饱和单体,0.1至约10%羧酸官能化单体,0至约10%羟基官能化单体和约0.1至约10%内部交联单体,其中PSA具有玻璃化转变温度, Tg小于-10℃且大于约-45℃,并且其中所述基材在热老化后保持至少40%的剥离粘合力和50%的剪切强度。