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    • 5. 发明公开
    • 자가 가교형 에폭시 아크릴계 점착제의 제조방법
    • 环氧自由基丙烯酸压敏胶粘剂的制备方法
    • KR1020090022215A
    • 2009-03-04
    • KR1020070087364
    • 2007-08-30
    • 재단법인서울대학교산학협력재단
    • 김현중박진희도현성임동혁박지원
    • C09J163/00C09J133/08C09J133/10
    • C09J163/00C09J9/00C09J133/00
    • A method for manufacturing self-curing epoxy functionalized acrylic pressure-sensitive adhesives is provided to obtain epoxy functionalized acrylic pressure-sensitive adhesives with excellent adhesive strength through only heat treatment without using a crosslinking agent. A method for manufacturing self-curing epoxy functionalized acrylic pressure-sensitive adhesives comprises (a) a step for manufacturing a copolymer precursor by adding azobisbutyronitrile to the mixture containing 2-ethylhexylacrylate, butylacrylate, glycidyl methacrylate and acrylic acid; (b) a step for manufacturing a copolymer by reacting the copolymer precursor at 50~70 °C for 30 minutes to 2hours; and (c) a step for drying the copolymer and self-curing it at 70~170 °C for 20-40 minutes.
    • 提供自固化环氧官能化丙烯酸类压敏粘合剂的制造方法,通过仅使用热处理而不使用交联剂,获得具有优异粘合强度的环氧官能化丙烯酸类压敏粘合剂。 制备自固化环氧官能化丙烯酸类压敏粘合剂的方法包括(a)通过向含有丙烯酸2-乙基己酯,丙烯酸丁酯,甲基丙烯酸缩水甘油酯和丙烯酸的混合物中加入偶氮二丁腈来制备共聚物前体的步骤; (b)通过使共聚物前体在50〜70℃下反应30分钟至2小时来制备共聚物的步骤; 和(c)使共聚物干燥并在70〜170℃自固化20-40分钟的步骤。
    • 6. 发明授权
    • 수성접착제를 이용한 황토마감재
    • 黄土壤修复材料使用水泥粘合剂
    • KR100844060B1
    • 2008-07-10
    • KR1020070009771
    • 2007-01-31
    • 재단법인서울대학교산학협력재단(주)송원코리아주식회사 오공
    • 김수민안재윤장성욱김현중최윤미김희대
    • C04B14/10C04B24/00C04B24/24
    • A loess finishing material is provided to contain neither formaldehyde nor organic solvent, to suppress the occurrence of a bad smell during/after construction, to emit far infrared rays, and to improve worker's workability. A loess finishing material using a two-solution type water-borne adhesive includes (A) a water-borne adhesive base material, (B) a hardener containing an isocyanate compound having an NCO content of 25-35%, (C) an inorganic filler, (D) a loess powder, and (E) water. The water-borne adhesive base material contains (i) 20-100 parts by weight of rubber latex or emulsion resin, (ii) 5-50 parts by weight of an OH group-containing polymer aqueous solution or emulsion, (iii) 5-100 parts by weight of an inorganic filler, and (D) 1-20 parts by weight of an additive. Further, the emulsion resin is one or more selected from water-soluble acrylic resin, ethylene vinylacetate, polyvinylchloride, polyvinylacetate, poly butadiene, poly vinylidene and polyurethane.
    • 提供黄土整理材料以既不含甲醛也不含有机溶剂,以抑制施工期间/施工后的气味的发生,发射远红外线,并提高工人的可加工性。 使用双溶液型水性粘合剂的黄土整理材料包括(A)水性粘合剂基材,(B)含有NCO含量为25-35%的异氰酸酯化合物的固化剂,(C)无机 填料,(D)黄土粉末和(E)水。 水性粘合剂基材包含(i)20-100重量份的橡胶胶乳或乳液树脂,(ii)5-50重量份含OH基的聚合物水溶液或乳液,(iii)5- 100重量份的无机填料,和(D)1-20重量份的添加剂。 此外,乳液树脂是选自水溶性丙烯酸树脂,乙烯基乙酸乙烯酯,聚氯乙烯,聚乙酸乙烯酯,聚丁二烯,聚亚乙烯基和聚氨酯中的一种或多种。
    • 7. 发明授权
    • 자외선 및 열 경화형 액정디스플레이 패널용 접착제의제조방법
    • 用于制备用于液晶显示面板的UV和热固化粘合剂的方法
    • KR100825420B1
    • 2008-04-29
    • KR1020070107195
    • 2007-10-24
    • 주식회사 코오롱재단법인서울대학교산학협력재단
    • 성익경김현중박영준박대순
    • C09K19/02G02F1/1335C08J5/18
    • A method for preparing a UV and thermal curing adhesive for a liquid crystal display panel is provided to reduce the contamination of liquid crystal by controlling the content of the unreacted epoxy resin. A method for preparing a UV and thermal curing adhesive for a liquid crystal display panel comprises the steps of adding a catalyst to an epoxy resin and heating it to 70 deg.C to dissolve the catalyst, thereby preparing an epoxy resin composition; adding 0.2-1.0 mol% of acrylic acid with respect to the content of the epoxy resin drop by drop at 80 deg.C to prepare an epoxy acrylate oligomer; and adding a reactive diluent, a photoinitiator, a latent curing agent and an inorganic filler to the epoxy acrylate oligomer to prepare a UV and thermal curing adhesive, wherein the content of the latent curing agent with respect to the weight of the epoxy acrylate oligomer is controlled to allow the gel fraction to be 75 % or more when the adhesive is cured with the irradiation of UV rays of 1,500 mJ/cm^2 and with the heat of 120 deg.C for 1 hour.
    • 提供一种制备用于液晶显示面板的UV和热固化粘合剂的方法,通过控制未反应的环氧树脂的含量来减少液晶的污染。 一种制备用于液晶显示面板的UV和热固化粘合剂的方法包括以下步骤:向环氧树脂中加入催化剂并将其加热至70℃以溶解催化剂,从而制备环氧树脂组合物; 相对于环氧树脂的含量,在80℃下滴加0.2-1.0mol%丙烯酸,制备环氧丙烯酸酯低聚物; 并向环氧丙烯酸酯低聚物中加入反应性稀释剂,光引发剂,潜在性固化剂和无机填料以制备UV和热固化粘合剂,其中潜在固化剂相对于环氧丙烯酸酯低聚物重量的含量为 当照射1500mJ / cm 2的UV射线和120℃的热量固化粘合剂1小时时,控制凝胶分数为75%或更高。
    • 9. 发明公开
    • Semi-IPN 구조 형성에 의한 UV 경화형 아크릴점착제 점착물성 개선방법
    • 通过形成半互聚聚合物网络和紫外可交联丙烯酸敏感性粘合剂改善紫外可交联丙烯酸敏感性粘合剂性能的方法
    • KR1020070094066A
    • 2007-09-20
    • KR1020060024227
    • 2006-03-16
    • 재단법인서울대학교산학협력재단
    • 김현중도현성박영준주효숙
    • C09J133/06C09J133/08
    • C09J9/00C09J133/064
    • A method for improving physical properties of UV-crosslinkable acrylic pressure-sensitive adhesives by forming a semi-IPN is provided to produce acrylic adhesives that have improved heat resistance and increase productivity owing to shortened curing time thereof. A method for improving physical properties of UV-crosslinkable acrylic pressure-sensitive adhesives by forming a semi-interpenetrating polymer network comprises the steps of: preparing an acrylic pressure-sensitive adhesive having improved glass transition temperature; thereto adding a trifunctional monomer and an initiator; and irradiating the mixture with ultraviolet rays. In the step of preparing an acrylic pressure-sensitive adhesive, 5-15wt% of acrylic acid is added to improve physical properties, especially glass transition temperature.
    • 提供通过形成半IPN来改善UV可交联丙烯酸类压敏粘合剂的物理性能的方法,以制备由于缩短固化时间而具有改进的耐热性和提高生产率的丙烯酸类粘合剂。 通过形成半互穿聚合物网络来改善UV可交联丙烯酸类压敏粘合剂的物理性质的方法包括以下步骤:制备具有改进的玻璃化转变温度的丙烯酸类压敏粘合剂; 向其中加入三官能单体和引发剂; 并用紫外线照射混合物。 在制备丙烯酸压敏粘合剂的步骤中,加入5-15重量%的丙烯酸以改善物理性能,特别是玻璃化转变温度。