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    • 3. 发明公开
    • 탄소장섬유를 이용한 변성 폴리페닐렌옥사이드 수지 조성물 및 그 제조방법
    • 通过使用碳纤维增强剂改性聚氧乙烯氧化物树脂组合物及其制备方法
    • KR1020120048816A
    • 2012-05-16
    • KR1020100110192
    • 2010-11-08
    • 롯데케미칼 주식회사
    • 고성록남병국김세훈
    • C08L71/12C08K7/04C08L25/06C08K3/36
    • PURPOSE: A modified poly phenylene oxide resin composition including carbon long fiber and a manufacturing method thereof are provided to improve anti-static electricity property, mechanical property, and material property at lower cost by using only carbon long fiber or mixing light weighted poly(phenylene oxide) resin composition with carbon long fiber. CONSTITUTION: A modified poly phenylene oxide resin composition including carbon long fiber and a manufacturing method thereof comprises the following steps: inserting 50-80 weight% of polyphenylene oxide and 6-27 weight% of high impact polystyrene into a continuous twin screw extruder and mixing thereof; manufacturing extruded product on a pellet by fusing and extruding the mixture at battle temperature of 270-310 deg. Celsius; impregnating 3-14 weight% of high impact polystyrene to 5-20 weight% of carbon long fiber; and dry mixing the extruded product on pellet and carbon long fiber in which the high impact polystyrene is impregnated.
    • 目的:提供一种包括碳长纤维的改性聚苯醚树脂组合物及其制造方法,其通过仅使用碳长纤维或混合轻重量的聚(亚苯基)来改善抗静电性,机械性能和低成本的材料性能 氧化物)树脂组合物与碳长纤维。 构成:包含碳长纤维的改性聚苯醚树脂组合物及其制造方法包括以下步骤:将50-80重量%的聚苯醚和6-27重量%的高抗冲聚苯乙烯插入连续双螺杆挤出机中并混合 物; 通过在270-310度的战斗温度下融合和挤出混合物在颗粒上制造挤出产品。 摄氏度; 将3-14重量%的高抗冲聚苯乙烯浸渍到5-20重量%的碳长纤维中; 并将挤出的产品干燥混合在其上浸渍有高抗冲聚苯乙烯的颗粒和碳长纤维上。
    • 4. 发明授权
    • 폴리프로필렌-클레이 나노복합재
    • 폴리프로필렌 - 클레이나노복합재
    • KR100684929B1
    • 2007-02-22
    • KR1020050116356
    • 2005-12-01
    • 롯데케미칼 주식회사
    • 김세훈박상현한상민박천민
    • C08L23/12C08K9/06C08K5/14B82Y30/00
    • A polypropylene-clay nanocomposite is provided to suppress side-reactions by using proper organic peroxide and to have both improved mechanical strength and impact strength. The polypropylene-clay nanocomposite is prepared by the steps of: mixing (A) 10-99.8wt% of polypropylene resin having a melt index(ASTM 1238, g/10min) of 0.1-50.0g/10min, (B) 0.1-40wt% of modified polypropylene resin, (C) 0.1-40wt% of organic clay, and (D) 0.1-2.0 parts by weight, based on 100 parts by weight of the [A+B+C], of organic peroxide in a Henschel mixer under the ambient-temperature nitrogen atmosphere for 1-4 minutes at a speed of 500rpm, and then for 1-4 minutes at a speed of 1,500rpm; and subjecting the mixture to a melt reaction using a single-screw extruder, a multi-screw extruder, a kneader, or a banbury mixer having a L/D of 20 or more at 160-240‹C.
    • 提供聚丙烯 - 粘土纳米复合材料以通过使用适当的有机过氧化物来抑制副反应并且具有改善的机械强度和冲击强度。 聚丙烯 - 粘土纳米复合材料通过以下步骤制备:将(A)10-99.8wt%熔体指数(ASTM 1238,g / 10min)为0.1-50.0g / 10min的聚丙烯树脂,(B)0.1-40wt% (C)0.1-40重量%有机粘土和(D)0.1-2.0重量份,基于100重量份的[A + B + C]有机过氧化物在亨舍尔 在环境温度的氮气氛中以500rpm的速度搅拌1-4分钟,然后以1,500rpm的速度搅拌1-4分钟; 并使用单螺杆挤出机,多螺杆挤出机,捏合机或L / D为20或更大的班伯里密炼机在160-240℃下对混合物进行熔融反应。
    • 5. 发明公开
    • 폴리프로필렌 수지 조성물, 이의 제조 방법 및 폴리프로필렌 수지 성형품
    • 聚丙烯树脂组合物及其制备方法和树脂成型方法
    • KR1020130059951A
    • 2013-06-07
    • KR1020110126213
    • 2011-11-29
    • 롯데케미칼 주식회사
    • 마성원유영규박승욱김영범김세훈이동우
    • C08L23/12C08K7/14C08K3/34C08J5/08
    • PURPOSE: A polypropylene resin composition is provided to obtain high impact strength and tensile strength, to obtain high elasticity and excellent heat resistance, and to minimize deformation after molding. CONSTITUTION: A polypropylene resin composition comprises 50-95wt% of polypropylene resin, 1-30wt% of glass long fiber, and 1-25wt% of phlogopite. The polypropylene resin is a highly crystalline polypropylene resin with a melt index of 30-100g/10minutes(ASTM D1238, 230 deg. C). A manufacturing method of the polypropylene resin composition comprises: a step of melting and extruding a raw material including a master batch containing the polypropylene resin and phlogopite; and a step of impregnating the raw glass long fiber into the raw material.
    • 目的:提供聚丙烯树脂组合物以获得高冲击强度和拉伸强度,以获得高弹性和优异的耐热性,并使成型后的变形最小化。 构成:聚丙烯树脂组合物包含50-95wt%的聚丙烯树脂,1-30wt%的玻璃长纤维和1-25wt%的金云母。 聚丙烯树脂是熔体指数为30-100g / 10分钟(ASTM D1238,230℃)的高度结晶的聚丙烯树脂。 聚丙烯树脂组合物的制造方法包括:熔融挤出含有聚丙烯树脂和金云母的母料的原料的工序; 以及将原料玻璃长纤维浸渍到原料中的工序。
    • 7. 发明公开
    • 고강성 폴리아마이드 나노복합재의 제조방법
    • 具有高强度的聚酰胺纳米复合材料的生产方法
    • KR1020130076073A
    • 2013-07-08
    • KR1020110144491
    • 2011-12-28
    • 롯데케미칼 주식회사
    • 조영민고성록김세훈
    • C08J3/22C08G69/22C08K9/04C08L77/02
    • PURPOSE: A manufacturing method of a polyamide nanocomposite is provided to improve the rigidity and the thermal resistance of the polyamide nanocomposite by uniformly dispersing organized lamellar clay compounds in a short time by using a master batch. CONSTITUTION: A manufacturing method of a polyamide nanocomposite comprises a step of adding organized lamellar clay compounds into an epsilon-caprolactam solution and manufacturing a master batch including 92 wt% of the epsilon-caprolactam solution and 8-35 wt% of the organized lamellar clay compounds by a swelling process stirring the solution at 30-500 rpm stirring rate and 70-150 °C temperature for 10 minutes to 3 hours; a step of diluting the master batch with the epsilon-caprolactam; a step of pre-polymerizing the master batch; and a step of polymerizing the master batch.
    • 目的:提供聚酰胺纳米复合材料的制造方法,通过使用母料在短时间内均匀分散有机层状粘土化合物,提高聚酰胺纳米复合材料的刚性和耐热性。 构成:聚酰胺纳米复合材料的制造方法包括将有机层状粘土化合物加入到ε-己内酰胺溶液中并制备包括92重量%的ε-己内酰胺溶液和8-35重量%的有组织的层状粘土的母料的步骤 化合物通过溶胀过程以30-500转/分搅拌速度搅拌溶液,并在70-150℃温度下搅拌10分钟至3小时; 用ε-己内酰胺稀释母料的步骤; 预备母料的步骤; 和使母料聚合的步骤。
    • 9. 发明公开
    • 폴리올레핀/클레이 나노복합재의 제조방법
    • 粘土分散聚合物纳米复合材料的制备方法
    • KR1020110054763A
    • 2011-05-25
    • KR1020090111533
    • 2009-11-18
    • 롯데케미칼 주식회사
    • 남병국고성록김세훈
    • B82B3/00C08L21/00C08K9/04
    • C08K9/04B29C47/0004C08K3/346C08L21/00
    • PURPOSE: A method for manufacturing polyolefin/clay nano-composite is provided to improve the mechanical property of the polyolefin/clay nano-composite by effectively dispersing nano clay in a polyolefin matrix. CONSTITUTION: A method for manufacturing polyolefin/clay nano-composite includes the following: 20 to 97 weight% of polyolefin, 0.5 to 40 weight% of organic clay, 0 to 80 weight% of compatibilizer are mixed. The mixture is melted and extruded using an extruder. The elongational flow rate of the extruder is 13% or more. The rotational velocity of a screw is between 300 and 1000rpm, and residence time is between 20 and 90secs. The compatibilizer is one or more modified polyolefin resin containing carboxylic or hydroxyl group.
    • 目的:提供一种制造聚烯烃/粘土纳米复合材料的方法,通过有效地将纳米粘土分散在聚烯烃基体中来提高聚烯烃/粘土纳米复合材料的力学性能。 构成:聚烯烃/粘土纳米复合材料的制造方法包括:20〜97重量%的聚烯烃,0.5〜40重量%的有机粘土,0〜80重量%的增容剂混合。 使用挤出机将混合物熔融并挤出。 挤出机的伸长率为13%以上。 螺杆的旋转速度为300〜1000rpm,停留时间为20〜90秒。 增容剂是含有羧基或羟基的一种或多种改性聚烯烃树脂。
    • 10. 发明公开
    • 2축 연신 블로우 성형 병 제조 방법
    • 双向吹塑成型瓶制作方法
    • KR1020020054044A
    • 2002-07-06
    • KR1020000082649
    • 2000-12-27
    • 롯데케미칼 주식회사
    • 박상현정수윤김세훈황윤만박양준
    • B29C49/08
    • B29C49/12B29B11/08B29C49/06B29C49/4252B29C49/66B29C2049/6661B29K2067/003B29L2031/712
    • PURPOSE: A method for fabricating biaxially stretched blow molding bottle is provided to prevent the crack, crazing and burst caused by the stress concentration and high internal pressure by remarkably reducing the stress. CONSTITUTION: A thermoplastic resin is melted and kneaded so as to fabricate a preform by injection-molding the melted and kneaded thermoplastic resin. The preform is subject to a biaxially stretched blow molding process so that a bottle is formed. Then, the bottle is suddenly cooled such that the temperature around a center point of a bottom of the bottle is in the range of 50°C to the transition temperature of glass. When the temperature of the bottle is below the transition temperature of glass, the shrinkage of the bottle is prevented because of residual heat when the bottle is cooled at the temperature above the transition temperature of glass. The cooling temperature is in the range of 50 to 70°C.
    • 目的:提供一种制造双轴拉伸吹塑瓶的方法,通过显着降低应力来防止应力集中和高内压引起的裂纹,裂纹和爆裂。 构成:将热塑性树脂熔融并捏合,以便通过注射模塑熔融和捏合的热塑性树脂来制造预成型体。 将预成型体进行双轴拉伸吹塑成型,形成瓶子。 然后,将瓶子突然冷却,使得瓶子底部的中心点周围的温度在50℃至玻璃化转变温度的范围内。 当瓶子的温度低于玻璃的转变温度时,当瓶子在高于玻璃转变温度的温度下冷却时,由于残余热量可以防止瓶子的收缩。 冷却温度在50〜70℃的范围内。