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    • 82. 发明公开
    • 낮은 이온 함량 및 높은 고형분 함량을 갖는 수분산폴리우레탄 수지의 제조방법
    • 高固体和低离子含量水性聚氨酯的制备方法
    • KR1020090085805A
    • 2009-08-10
    • KR1020080011643
    • 2008-02-05
    • 현대자동차주식회사부산대학교 산학협력단
    • 윤미정정기연김병규이수경
    • C08G18/08C08G18/10C08G18/72
    • A water-dispersible polyurethane resin is provided to ensure low anion content and high particle stability, to perform water dispersion of solid portion, and to be various industrial uses such as paint adhesive, fiber-treating agent and primer. A method for manufacturing a water-dispersible polyurethane resin comprises the steps of: reacting a chain extender and a diisocyanate compound in a weight ratio of 1 : 2.5~3 to manufacture isocyanate-terminated hard segments; reacting the hard segments 100.0 parts by weight, polyol 295~310 parts by weight and diisocyanate compound 65~80 parts by weight to manufacture a hydroxyl group-terminated prepolymer I containing soft segments; reacting the prepolymer I 100.0 parts by weight, diol 2~3 parts by weight having a carboxyl group and a diisocyanate compound 2~4 parts by weight to manufacture a prepolymer II; and preparing the water-dispersible polyurethane resin by water-dispersing the prepolymer II.
    • 提供水分散性聚氨酯树脂,以确保低阴离子含量和高颗粒稳定性,进行固体部分的水分散,并可用于各种工业用途如涂料粘合剂,纤维处理剂和底漆。 制造水分散性聚氨酯树脂的方法包括以下步骤:使重量比为1:2.5〜3的扩链剂和二异氰酸酯化合物反应,制造异氰酸酯封端的硬链段; 使硬链段100.0重量份,多元醇295〜310重量份和二异氰酸酯化合物65〜80重量份反应,制造含有软链段的羟基封端的预聚物I; 使预聚物I 100.0重量份,具有羧基的2〜3重量份的二异氰酸酯化合物和2〜4重量份的二异氰酸酯化合物反应,制备预聚物II; 并通过水分散预聚物II制备水分散性聚氨酯树脂。
    • 83. 发明公开
    • 자동차 인스트루먼트 표피재용 파우더 슬러쉬 성형을 위한미세 구형 파우더 제조 장치 및 방법
    • 圆形微粉的方法和装置用于粉末SLUSH模制
    • KR1020080114126A
    • 2008-12-31
    • KR1020070063389
    • 2007-06-27
    • 현대자동차주식회사롯데케미칼 주식회사
    • 한인수정기연조성민조연환
    • B29B9/06B29C47/02
    • B29B9/06B29B9/12B29B11/10
    • An apparatus and a method of preparing a spherical fine powder for powder slush molding for automobile instrument surface materials are provided to reduce high process costs during freeze pulverization and to solve problems such as poor melting on the back side of a molded article and formation of pin holes in the molded article by preparing spherical fine powder with an uniform particle size. An apparatus of preparing a spherical fine powder for powder slush molding for automobile instrument surface materials comprises: an extruder(10) melting and kneading olefin- and urethane-based thermoplastic resins at high temperatures; a gear pump(12) transferring the thermoplastic resins that have been melted and kneaded at high temperatures to the fine extrusion die as much as a fixed quantity at a time; a fine extrusion die(14) including an underwater type cutting unit(20) cutting the extruded thermoplastic resins to spherical fine powder; a cooling water tank(16); a heat exchanger(18); a transfer line(24); a centrifuge(22); a cooling water return line; and a spherical fine powder discharge line(28).
    • 提供一种制备用于汽车仪器表面材料的用于粉末搪塑的球形细粉末的设备和方法,以降低冷冻粉碎过程中的高工艺成本,并解决成型品背面的熔融不良等问题,并形成销 通过制备具有均匀粒径的球形细粉末,成型制品中的孔。 一种制备用于汽车仪器表面材料的粉末搪塑的球形细粉的设备包括:挤压机(10)在高温下熔融和捏合烯烃和氨基甲酸酯类热塑性树脂; 将已经在高温下熔融混炼的热塑性树脂一次多次固定到精细挤出模上的齿轮泵(12) 包括将挤出的热塑性树脂切割成球形细粉末的水下型切割单元(20)的精细挤出模具(14) 冷却水箱(16); 热交换器(18); 传输线(24); 离心机(22); 冷却水回水管线; 和球状细粉末排出管线(28)。
    • 84. 发明公开
    • 천연가죽의 제조방법
    • 皮革的方法
    • KR1020080004995A
    • 2008-01-10
    • KR1020060064038
    • 2006-07-07
    • 현대자동차주식회사조광피혁 주식회사
    • 노정균장세동정기연홍진표
    • D06N7/00D06M11/00D06M11/74
    • C14C11/006C09D175/04C08L2666/04
    • A method for producing natural leather is provided to make human metabolism active and promote human fatigue when a user is in the natural leather, by painting the natural leather using anion emitting material. Natural leather is produced by a tanning process, a dyeing process, a drying process, and a painting process. The painting process includes rear coating, sealing coating, base coating, color coating, and top coating. The rear coating is performed by using 10-20 wt% of anion emitting material having a particle size of 0.7-50 micrometers based on 100 wt% of raw leather. The base coating is performed by using 15-25 wt% of anion emitting material having a particle size of 0.7-50 micrometers. Further, the anion emitting material is charcoal, conglomerate with seven color or a mixture thereof.
    • 提供一种生产天然皮革的方法,通过使用阴离子发射材料涂刷天然皮革,使用者在天然皮革中时,使人体新陈代谢活跃并促进人体疲劳。 天然皮革通过鞣制工艺,染色工艺,干燥过程和涂漆工艺生产。 涂漆工艺包括后涂,密封涂层,底涂,彩涂,顶涂。 后涂层通过使用10-20重量%的基于100重量%的生皮的粒度为0.7-50微米的阴离子发射材料进行。 基底涂层通过使用15-25重量%的粒径为0.7-50微米的阴离子发射材料进行。 此外,阴离子发射材料是具有七种颜色的炭,砾石或其混合物。
    • 87. 发明公开
    • 자동차 내장재용 폴리에틸렌계 수지조성물
    • 用于汽车内饰材料的聚乙烯树脂组合物,具有优异的耐压性和高频焊接的可能性
    • KR1020050017153A
    • 2005-02-22
    • KR1020030055088
    • 2003-08-08
    • 현대자동차주식회사
    • 정기연
    • C08L23/06C08L31/04C08L33/10
    • PURPOSE: Provided is polyethylene based resin composition useful as an automobile interior material using ethylene-vinyl acetate copolymer and ethylene-glycidyl methacrylate copolymer in high-density polyethylene resin to obtain excellent calendering workability and high-frequency welding ability. CONSTITUTION: The resin composition comprises (A) 30-70 parts by weight of high-density polyethylene resin having 0.935-0.965 g/cm¬3 of density and 0.05-5 g/10min(190 deg.C) of melting index; (B) 30-40 parts by weight of ethylene-vinyl acetate copolymer having amount of vinyl acetate in 30-40 parts by weight and 3-10 g/10min(190 deg.C) of melting index; and (C) 10-20 parts by weight of ethylene-glycidyl methacrylate copolymer having the amount of glycidyl methacrylate in 30-40 parts by weight.
    • 目的:提供在高密度聚乙烯树脂中使用乙烯 - 乙酸乙烯酯共聚物和乙烯 - 缩水甘油甲基丙烯酸酯共聚物作为汽车内部材料的聚乙烯基树脂组合物,以获得优异的压延加工性和高频焊接能力。 构成:树脂组合物包含(A)30-70重量份的密度为0.935-0.965g / cm 3的熔融指数为0.05-5g / 10min(190℃)的高密度聚乙烯树脂; (B)30-40重量份乙烯 - 乙酸乙烯酯共聚物,其乙烯基乙酸酯的量为30-40重量份,熔融指数为3-10克/ 10分钟(190℃); 和(C)10〜20重量份的甲基丙烯酸缩水甘油酯的量为30〜40重量份的乙烯 - 甲基丙烯酸缩水甘油酯共聚物。
    • 89. 发明公开
    • 폴리프로필렌 수지 조성물
    • 聚丙烯树脂组合物
    • KR1020030073223A
    • 2003-09-19
    • KR1020020012667
    • 2002-03-09
    • 현대자동차주식회사롯데케미칼 주식회사
    • 정기연이승욱황승욱
    • C08L23/14C08L23/12C08L23/08
    • C08L23/12C08K3/013C08K5/01C08L23/0815C08L2205/025C08L2205/03
    • PURPOSE: Provided is a resin composition for mat backing in automobile, which has hardness, and excellent physical properties, such as flexibility, heat resistance, cold resistance, and moldability, and at the same time, does not exhibit an unpleasant odor. CONSTITUTION: Polypropylene resin composition comprises (A) 1-30 parts by weight of amorphous polypropylene consisting of dimer having 1-20 wt% of propylene homopolymer or propylene and C2-C10 alpha-olefin; (B) 10-20 parts by weight of crystalline polypropylene consisting of dimer having 1-25 wt% of propylene homopolymer or propylene and C2-C10 alpha-olefin; (C) 30-70 parts by weight of ethylene-alpha-olefin copolymer rubber consisting of dimer having 25-60 wt% of ethylene and C2-10 alpha-olefin; (D) 1-30 parts by weight of processing oil selected from paraffin oil, aromatic oil, and naphthene oil; and (E) 1-20 parts by weight of mineral filler selected from talc, calcium carbonate, calcium sulfate, magnesium, calcium stearate, mica, silica, calcium silicate, clay, and carbon black.
    • 目的:提供一种汽车用垫垫用树脂组合物,其具有硬度,挠性,耐热性,耐寒性和成型性等优异的物理性能,同时不会产生不良气味。 聚丙烯树脂组合物包含(A)1-30重量份由具有1-20重量%丙烯均聚物或丙烯和C 2 -C 10α-烯烃的二聚物组成的无定形聚丙烯; (B)10-20重量份由具有1-25重量%丙烯均聚物或丙烯和C 2 -C 10α-烯烃的二聚体组成的结晶聚丙烯; (C)30-70重量份由具有25-60重量%乙烯和C 2-10α-烯烃的二聚物组成的乙烯-α-烯烃共聚物橡胶; (D)1-30重量份选自石蜡油,芳香油和环烷油的加工油; 和(E)1-20重量份选自滑石,碳酸钙,硫酸钙,镁,硬脂酸钙,云母,二氧化硅,硅酸钙,粘土和炭黑的矿物填料。