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公开(公告)号：KR100450110B1
公开(公告)日：2004-09-24
申请号：KR1020010083123
申请日：2001-12-22
Applicant: 제일모직주식회사
Abstract: PURPOSE: A styrene-based thermoplastic resin composition is provided, which exhibits excellent vacuum moldability and improved elongation and fluidity by employing a superhigh molecular weight SAN copolymer having a nonlinear structure. CONSTITUTION: The thermoplastic resin composition comprises 20-50 wt% of a graft copolymer which is prepared by graft polymerizing 30-70 wt% of a mixture of an aromatic vinyl-based monomer and a cyanovinyl-based monomer to 30-70 wt% of a butadiene-based rubber, and has an average weight molecular weight of 50,000-100,000; 40-70 wt% of a styrene-acrylonitrile copolymer which is prepared by copolymerizing 50-90 wt% of an aromatic vinyl-based monomer and 10-50 wt% of a cyanovinyl-based monomer, and has an average weight molecular weight of 100,000-300,000; and 0.1-30 wt% of a copolymer which is prepared by adding 0.01-5 parts by weight of a multifunctional mercaptan and 0.005-5 parts by weight of a multifunctional acryl-based monomer to 100 parts by weight of a monomer mixture comprising 50-90 wt% of an aromatic vinyl-based monomer and 10-50 wt% of a cyanovinyl-based monomer, and has a superhigh molecular weight and a nonlinear structure.
Abstract translation: 目的：提供一种苯乙烯基热塑性树脂组合物，其通过采用具有非线性结构的超高分子量SAN共聚物显示出优异的真空模塑性和改进的伸长率和流动性。 构成：热塑性树脂组合物含有20〜50重量％的接枝共聚物，该接枝共聚物通过将30〜70重量％的芳香族乙烯基系单体和氰乙烯基系单体的混合物接枝聚合30〜70重量％ 丁二烯系橡胶，平均分子量为50,000〜100,000; 40-70重量％的苯乙烯 - 丙烯腈共聚物，其通过共聚50-90重量％的芳族乙烯基类单体和10-50重量％的氰基乙烯基类单体而制备，并且具有100,000的平均重量分子量 300,000; 和0.1-30重量％的共聚物，所述共聚物通过将0.01-5重量份的多官能硫醇和0.005-5重量份的多官能丙烯酸类单体加入到100重量份的包含50- 90重量％的芳族乙烯基类单体和10-50重量％的氰乙烯基类单体，并且具有超高分子量和非线性结构。
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公开(公告)号：KR1020040054986A
公开(公告)日：2004-06-26
申请号：KR1020020081543
申请日：2002-12-20
Applicant: 제일모직주식회사
IPC: C08J3/12
Abstract: PURPOSE: Provided is a process for producing monodisperse polymer particles having a size of 50 micrometer or more by using hydrophobic seed particles, the final particles have structural and chemical stability. CONSTITUTION: The process contains the steps of: preparing the powdered hydrophobic seed particles by dissolving a hydrophobic activated monomer, a first monomer, an oil-soluble initiator, and a stabilizer in an alcohol and dispersion-polymerizing; redispersing the prepared hydrophobic seed particles in water containing 0.1-0.5% of an emulsifier by using ultrasonic waves; injecting a second monomer containing an oil-soluble initiator in the hydrophobic seed dispersed bodies and swelling; stabilizing the swelled polymer dispersed bodies by using a dispersion stabilizer and then polymerizing. The hydrophobic activated monomer is a polydimethyl siloxane-based long chain type compound represented by the formula (1) or a fluoro-based long chain type compound represented by the formula (2). In the formula (1), n is an integer of 4-25 and in the formula (2), n is an integer of 8-10.
Abstract translation: 目的：提供通过使用疏水性种子粒子来制造尺寸为50微米或更大的单分散聚合物颗粒的方法，最终颗粒具有结构和化学稳定性。 方法：该方法包括以下步骤：通过将疏水活化单体，第一单体，油溶性引发剂和稳定剂溶解在醇中并分散聚合来制备粉状疏水种子颗粒; 通过使用超声波将制备的疏水种子颗粒再分散在含有0.1-0.5％乳化剂的水中; 在疏水种子分散体中注入含有油溶性引发剂的第二单体和溶胀; 通过使用分散稳定剂稳定溶胀的聚合物分散体，然后聚合。 疏水活化单体是由式（1）表示的聚二甲基硅氧烷类长链型化合物或式（2）表示的氟系长链型化合物。 在式（1）中，n为4-25的整数，在式（2）中，n为8〜10的整数。
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公开(公告)号：KR1020040015852A
公开(公告)日：2004-02-21
申请号：KR1020020047684
申请日：2002-08-13
Applicant: 제일모직주식회사
IPC: C08F220/06
CPC classification number: C08F220/14 , C08F2/38 , C08F2/44 , C08F220/06
Abstract: PURPOSE: A method for preparing an acryl-based resin is provided, to suppress the coagulation of particles in a reactor and to improve the conversion rate. CONSTITUTION: The method comprises the step of suspension polymerizing a monomer mixture comprising 80-100 wt% of methyl methacrylate and 0-20 wt% of a vinyl-based monomer, an initiator, a dispersion stabilizer and a chain transfer agent, wherein the chain transfer agent is a mixture of an alkyl 3-mercaptopropionate of the formula 1 and n-dodecylmercaptan (wherein R is an alkyl group of C4-C18). Preferably the vinyl-based monomer is selected from the group consisting of methyl methacrylate, methacrylate, acrylate, methacrylic acid and acrylonitrile; and the dispersion stabilizer is tricalcium phosphate. Preferably the content of the initiator is 0.1-5.0 parts by weight and the content of the chain transfer agent is 0.02-2 parts by weight based on 100 parts by weight of the acryl monomer.
Abstract translation: 目的：提供一种制备丙烯酸类树脂的方法，以抑制反应器中颗粒的凝结并提高转化率。 构成：该方法包括悬浮聚合包含80-100wt％甲基丙烯酸甲酯和0-20wt％乙烯基类单体，引发剂，分散稳定剂和链转移剂的单体混合物的步骤，其中链 转移剂是式1的3-巯基丙酸烷基酯和正十二烷基硫醇（其中R是C 4 -C 18的烷基）的混合物。 优选地，乙烯基类单体选自甲基丙烯酸甲酯，甲基丙烯酸酯，丙烯酸酯，甲基丙烯酸和丙烯腈; 分散稳定剂为磷酸三钙。 引发剂的含量优选为0.1-5.0重量份，链转移剂的含量基于100重量份丙烯酸单体为0.02-2重量份。
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公开(公告)号：KR1020030051990A
公开(公告)日：2003-06-26
申请号：KR1020010081715
申请日：2001-12-20
Applicant: 제일모직주식회사
IPC: C08L51/04
CPC classification number: C08L51/04 , C08J2300/22 , C08K5/37 , C08L25/12 , C08L55/02
Abstract: PURPOSE: Provided is a styrene based thermoplastic resin composition having excellent high temperature stretchability which uses a multi-functional vinyl benzene compound and a mixture of dodecyl mercaptan and a multi-functional mercaptan. CONSTITUTION: The styrene based thermoplastic resin composition comprises 10 to 50 wt% of a graft copolymer, 40 to 80 wt% of vinyl cyanide-aromatic vinyl copolymer; and 0.5 to 50 wt% of a super high molecular weight polymer. The graft copolymer is produced by emulsion polymerization of 30 to 60 weight parts of polybutadiene latex having a rubber particle size of 1000 to 5000 angstrom, 10 to 30 weight parts of acrylonitrile and 70 to 90 weight parts of styrene. The vinyl cyanide-aromatic vinyl copolymer is produced by polymerization of 20 to 40 weight parts of a vinyl cyanide compound and 60 to 80 weight parts of an aromatic vinyl compound. the super high molecular weight copolymer is produced by introducing 0.01 to 2.0 weight parts of multifunctional vinyl benzene compound and 0.01 to 2.0 weight parts of a mixture of dodecyl mercaptan and a multi-functional mercaptan, based on 100 weight parts of a monomer mixture of 20 to 40 weight parts of a vinyl cyanide compound and 60 to 80 weight parts of an aromatic vinyl compound.
Abstract translation: 目的：提供使用多官能乙烯基苯化合物和十二烷基硫醇与多功能硫醇的混合物的具有优异的高温伸缩性的苯乙烯类热塑性树脂组合物。 构成：苯乙烯类热塑性树脂组合物含有10〜50重量％的接枝共聚物，40〜80重量％的乙烯基氰化物 - 芳香族乙烯基共聚物; 和0.5〜50重量％的超高分子量聚合物。 接枝共聚物通过30〜60重量份橡胶粒径为1000〜5000埃的聚丁二烯胶乳，10〜30重量份丙烯腈，70〜90重量份苯乙烯的乳液聚合制造。 乙烯基氰化物 - 芳族乙烯基共聚物通过聚合20至40重量份的乙烯基氰化合物和60至80重量份的芳族乙烯基化合物来制备。 基于100重量份的20重量份的单体混合物，通过引入0.01〜2.0重量份的多官能乙烯基苯化合物和0.01〜2.0重量份的十二烷基硫醇和多官能硫醇的混合物来制造超高分子量共聚物 至40重量份的乙烯基氰化合物和60至80重量份的芳族乙烯基化合物。
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公开(公告)号：KR1019940011486A
公开(公告)日：1994-06-21
申请号：KR1019920021497
申请日：1992-11-16
Applicant: 제일모직주식회사
IPC: C08F2/24 , C08F279/00
Abstract: 본 발명은 입도분포가 넓은 합성고무 라텍스의 제조방법에 관한 것이다.
본 발명은 단일 중합공정으로 평균 입경이 크면서 입경 분포가 넓은 고무 라텍스를 제조하는 방법을 제공하기 위한 것이다.
본 발명은 공액 디엔계 단량체 또는 공액 디엔계 단량체와 이와 공중합할 수 있는 비닐계 단량체를 유화 중합함에 있어서, 첨가되는 유화제의 일부를 초기 첨가후, 잔량을 반응 도중 연속적으로 첨가하는 것을 특징으로 한다.
본 발명의 방법에 의하여 제조된 고무질 라텍스는 ABS 수지와 같은 내충격성 수지에 유용하게 사용될 수 있다.-
Patent Agency Ranking
公开(公告)号：KR100811303B1
公开(公告)日：2008-03-10
申请号：KR1020060138051
申请日：2006-12-29
Applicant: 제일모직주식회사
Abstract: An ABS/clay nanocomposite material, an interior or exterior material for automobiles or electric home appliances using the nanocomposite material, and a method for preparing the nanocomposite material are provided to improve falling impact resistance without the deterioration of heat resistance. An ABS/clay nanocomposite material comprises 5-50 wt% of an aromatic vinyl compound-cyanovinyl copolymer (SAN)/clay nanocomposite; 10-40 wt% of a rubber component; and 10-85 wt% of an aromatic vinyl compound-cyanovinyl copolymer. Preferably the clay is an unorganized clay and comprises a natural clay and a synthetic clay; the rubber component is a diene-based rubber; and the aromatic vinyl compound-cyanovinyl copolymer/clay nanocomposite is modified by using a chemical modifier.
Abstract translation: 提供ABS /粘土纳米复合材料，使用纳米复合材料的汽车或家用电器的内部或外部材料以及制备纳米复合材料的方法，以提高耐跌落性，而不会降低耐热性。 ABS /粘土纳米复合材料包含5-50重量％的芳族乙烯基化合物 - 氰乙烯基共聚物（SAN）/粘土纳米复合材料; 10-40重量％的橡胶组分; 和10-85重量％的芳族乙烯基化合物 - 氰基乙烯基共聚物。 优选地，粘土是无组织的粘土并且包含天然粘土和合成粘土; 橡胶组分是二烯基橡胶; 并且通过使用化学改性剂改性芳族乙烯基化合物 - 氰基乙烯基共聚物/粘土纳米复合材料。
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公开(公告)号：KR100631044B1
公开(公告)日：2006-10-02
申请号：KR1020050073815
申请日：2005-08-11
Applicant: 제일모직주식회사
Inventor： 정필문
Abstract: Provided are a method for capsulating an oil-soluble active material having volatility and a low thermal stability to improve the thermal stability of the oil-soluble active material, and a microcapsule prepared by the method. The method comprises the steps of an oil-soluble core material and an epoxy resin; adding a curing agent to the obtained mixture; continuously injecting water to the obtained mixture to emulsion disperse the epoxy phase; and increasing temperature so as to cure the emulsion dispersed reaction system. Preferably the epoxy resin is at least one selected from the epoxy resins represented by the formulas 1 to 6. In the formulas 1 and 2, R1, R2, R3 and R4 are independently H, a C1-C4 alkyl group or a halogen atom, and n is 0-1,000; and in the formula 3, R3, R4 and R5 are independently H or a C1-C4 alkyl group, and n is 1-1,000.
Abstract translation: 本发明提供一种将具有挥发性和低热稳定性的油溶性活性物质胶囊化以提高油溶性活性物质的热稳定性的方法和通过该方法制备的微胶囊。 该方法包括以下步骤：油溶性芯材和环氧树脂; 向得到的混合物中加入固化剂; 向所得混合物中连续注入水以乳液分散环氧相; 并升高温度以固化乳液分散反应体系。 优选环氧树脂为选自由式1至6表示的环氧树脂中的至少一种。在式1和2中，R 1，R 2，R 3和R 4独立地为H，C 1 -C 4烷基或卤素原子， n是0-1,000; 并且在式3中，R 3，R 4和R 5独立地为H或C 1 -C 4烷基，且n为1至1,000。
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公开(公告)号：KR100533545B1
公开(公告)日：2005-12-05
申请号：KR1020030097491
申请日：2003-12-26
Applicant: 제일모직주식회사
IPC: C08G75/06
Abstract: 본 발명에 따른 전기전도성 폴리티오펜은 카르복시기를 가진 티오펜 단량체를 암모늄 퍼클로레이트 전해질의 존재 하에 전해중합법에 의해 제조한 카르복시기를 가진 폴리티오펜 또는 아민기를 가진 티오펜 단량체를 암모늄 퍼클로레이트 전해질의 존재 하에서 전해중합법에 의해 제조한 아민기를 가진 폴리티오펜을 특징으로 한다. 또한, 본 발명은 전기전도성 폴리티오펜을 이용하여 자기 조립에 의해 형성된 다층 구조체를 특징으로 한다.
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公开(公告)号：KR1020050056328A
公开(公告)日：2005-06-16
申请号：KR1020030089269
申请日：2003-12-10
Applicant: 제일모직주식회사
IPC: C07D495/04
Abstract: 본 발명에 따른 키랄 티오펜 유도체 및 그 합성방법은 하기 화학식 1의 구조를 가지고, 두 가지 광학이성질체를 모두 포함하는 것을 특징으로 한다:
[화학식 1]
(상기 화학식 1에서 R은 -C(O)OR
1 , -C(O)NR
2 R
3 , -CH
2 OR
1 및 -CH
2 NR
2 R
3 으로 이루이진 군으로부터 선택되고; 상기 R
1 은 H 또는 C
1 -C
18 의 선형 또는 곁가지가 달린 알킬, 치환된 벤질, 또는 치환된 페닐 작용기이며; R
2 와 R
3 은 각각 H 또는 C
1 -C
18 의 선형 또는 곁가지가 달린 알킬, 치환된 벤질, 치환된 페닐 작용기, 또는 C
3 -C
6 의 사슬로 서로 연결된 고리형의 치환된 알킬 유도체임).-
公开(公告)号：KR100480336B1
公开(公告)日：2005-04-06
申请号：KR1020010086223
申请日：2001-12-27
Applicant: 제일모직주식회사
IPC: C08J3/12
Abstract: 본 발명의 단분산성 고분자 입자의 제조방법은 (1) 폴리디메틸실록산계(Polydimethylsiloxane-base)의 가교제, 라디칼 중합이 가능한 단량체(a), 개시제, 분산안정제를 알코올상에 용해시켜, 50∼80℃의 온도에서 분산 중합하여 단분산성 가교 시드입자를 제조하는 제1단계; (2) 상기에서 제조된 가교 시드입자를 유화제가 녹아있는 수상에서 재분산시키고, 여기에 개시제가 녹아있는 단량체(b)를 도입하여 팽윤시키는 제2단계; 및 (3) 상기 팽윤된 고분자 입자를 분산안정제를 이용하여 안정화시키고, 중합시키는 제3단계로 이루어진다.
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