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公开(公告)号：KR100585942B1
公开(公告)日：2006-06-01
申请号：KR1019990024033
申请日：1999-06-24
Applicant: 제일모직주식회사
IPC: C08L9/00
Abstract: 본 발명은 고무질 라텍스로 1.3-부타디엔을 100중량% 함유하고, 입경 0.05∼0.15㎛의 소입경 고무질 라텍스 5∼40중량%, 입경 0.20∼0.35㎛의 중입경 고무질 라텍스 10∼45중량%, 입경 0.35㎛ 이상의 대입경 고무질 라텍스를 10∼45중량% 함유하는 혼합 고무질 라텍스로 제조된 공중합체(I) 50∼25중량%와 중량 평균분자량이 20만 이상이고, 공중합체내에 비닐방향족 화합물 단량체 함량이 74∼82중량%, 불포화 니트릴 단량체 함량이 18∼26중량%인 고분자량의 내열성 공중합체(Ⅱ) 50∼75중량%로 이루어지는 것을 특징으로 하는 내열성 및 신율특성이 우수한 열가소성 수지 조성물에 관한 것으로, 평균입경이 상이한 3종류의 고무질 중합체와 고분자량의 SAN 수지를 혼합 사용함으로써 충격강도는 우수하게 유지하면서 신율 및 내열특성등이 크게 개선된다.
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公开(公告)号：KR1020000055262A
公开(公告)日：2000-09-05
申请号：KR1019990003788
申请日：1999-02-04
Applicant: 제일모직주식회사
IPC: C08F2/22
CPC classification number: C08F212/10 , C08F2/22 , C08F2/38
Abstract: PURPOSE: A method for preparing a thermoplastic resin having good high impact property and natural color is provided to obtain a thermoplastic resin that maintains excellent gloss and flow property of ABS resin and has improved high impact property and natural color. CONSTITUTION: A method for preparing a thermoplastic resin having good high impact property and natural color according to the present invention comprises mixing and processing a graft copolymer and SAN resin to obtain a thermoplastic resin wherein the method is characterized by comprising the steps: a) first graft reacting step wherein 40 to 60 parts by weight of rubber latex which has average particle diameter of graft copolymer between 0.25 and 0.34 micrometer and 70 to 90% of gel content is copolymerized with 60 to 40 parts by weight of graft monomer mixture comprising styrene and acrylonitrile in the presence of a liposoluble initiator inside the rubber; and b) second graft copolymerizing step wherein the said graft reacted copolymer envelops the surfaces of rubber particles in the presence of a water-soluble pyrolysis initiator.
Abstract translation: 目的：提供一种制备具有良好的高冲击性和自然色的热塑性树脂的方法，以获得保持ABS树脂优异的光泽和流动性并且具有改善的高冲击性和自然色的热塑性树脂。 构成：根据本发明的制备具有良好的高冲击性和天然色的热塑性树脂的方法包括混合和加工接枝共聚物和SAN树脂以获得热塑性树脂，其中该方法的特征在于包括以下步骤：a）第一 接枝反应步骤，其中将40至60重量份的接枝共聚物的平均粒径为0.25至0.34微米和70至90％的凝胶含量的橡胶胶乳与60至40重量份的包含苯乙烯和 在橡胶中存在可溶性引发剂的丙烯腈; 和b）第二接枝共聚步骤，其中所述接枝反应的共聚物在水溶性热解引发剂的存在下包封橡胶颗粒的表面。
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公开(公告)号：KR100574324B1
公开(公告)日：2006-04-26
申请号：KR1019990003788
申请日：1999-02-04
Applicant: 제일모직주식회사
IPC: C08F2/22
Abstract: 본 발명은 평균 입자직경이 0.25∼0.34㎛이고, 겔 함유량이 70∼90중량%인 고무질 중합체 40∼60중량부(고형분 기준)와 그라프트 단량체인 방향족비닐 화합물과 불포화니트릴 화합물 중에서 선택된 1종 또는 2종 이상을 지용성 중합개시제 0.03∼0.15중량부를 사용하여 고무내부에서 대부분 중합을 행하는 1단계 그라프트 반응과, 중합전환율이 일정 단계에 이르면 수용성 열분해성 중합개시제 0.20∼0.50중량부를 사용하여 고무표면이 그라프트 단량체로 둘러싸인 코어-쉘구조의 그라프트 공중합체를 제조하는 2단계 그라프트 반응으로 이루어진 내충격성 및 자연색상이 우수한 열가소성 수지의 제조방법에 관한 것으로, ABS 수지의 우수한 광택도 및 유동성을 그대로 유지하면서 내충격성과 자연색상이 향상된 열가소성 수지를 수득할 수 있게 된다.
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公开(公告)号：KR1020010019580A
公开(公告)日：2001-03-15
申请号：KR1019990036060
申请日：1999-08-28
Applicant: 제일모직주식회사
IPC: C08F2/24
CPC classification number: C08F2/24 , C08F279/04
Abstract: PURPOSE: A method for producing thermal plastic resin, particularly graft copolymer having good impact resistance and tensile strength and natural color is achieved by applying specific initiator to form graft copolymer having core-shell structure. CONSTITUTION: A production method of thermal plastic resin comprises graft copolymerizing graft monomer mixture consisting of 45-65 weight part of rubber latex, 65-75 weight part of styrene and 35-25 weight part of acrylonitril, based on total 100 weight of compound. The method is constructed by introducing the mixture together with pyrolytic fat-soluble initiator in a reactor containing rubber polymer, adding molecular weight controller, color stabilizer, chelating agent and ion-exchanging solution. The resulted graft copolymer resin has excellent impact resistance and tensile strength as well as enhanced natural color.
Abstract translation: 目的：通过施加特定的引发剂形成具有核 - 壳结构的接枝共聚物，得到具有良好的耐冲击性和拉伸强度和自然色的热塑性树脂，特别是接枝共聚物的方法。 构成：热塑性树脂的制造方法包括基于总共100重量份的化合物接枝共聚由45-65重量份橡胶胶乳，65-75重量份苯乙烯和35-25重量份丙烯腈组成的接枝单体混合物。 该方法通过将混合物与热解脂溶性引发剂一起引入含有橡胶聚合物的反应器，加入分子量控制剂，颜色稳定剂，螯合剂和离子交换溶液来构建。 所得到的接枝共聚物树脂具有优异的抗冲击性和拉伸强度以及增强的自然色。
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公开(公告)号：KR1020000018421A
公开(公告)日：2000-04-06
申请号：KR1019980036002
申请日：1998-09-02
Applicant: 제일모직주식회사
IPC: C08F279/02
CPC classification number: C08F279/02
Abstract: PURPOSE: The aim is to provide preparing method of thermoplastic resin having excellent whiteness and impact resistance by grafting aromatic-vinyl monomer and unsaturated nitryl monomer homogeneously into gum polymer. CONSTITUTION: This invention is disclosed graft copolymerization method comprising steps of; a) 10 to 35 weight % of 65 to 45 weight parts of graft monomer mixture and molecular weight controller are mixed and agitated in the presence of 35 to 55 weight parts of gum polymer latex for monomer and controller to get into gum particles swelled enough. Then ion exchange water, emulsifier and polymerization initiator is put and heated up to 45 to 60°C. The first graft latex is made when most of graft monomer( 90 to 96 %) is polymerized with redox catalyst mixture at 55 to 70°C, b) polymerization by continuous input of mixed oil soluble polymerization initiator, hydroperoxide, molecular weight controller, and remained graft monomer mixture for 3 to 6 hrs at 70 to 80°C after putting emulsifier right after the first step, and c) polymerization with the agent to minimize unreacted monomer until polymerization rate is 94 to 98 %.
Abstract translation: 目的：提供通过将芳族乙烯基单体和不饱和腈基单体均匀地接枝到胶聚合物中来提供具有优异的白度和耐冲击性的热塑性树脂的制备方法。 构成：本发明公开了接枝共聚方法，包括以下步骤： a）将10至35重量％的65至45重量份的接枝单体混合物和分子量控制剂在35至55重量份用于单体和控制剂的胶聚合物胶乳的存在下混合并搅拌以进入足够溶胀的胶体颗粒。 然后将离子交换水，乳化剂和聚合引发剂放置并加热至45至60℃。 当大多数接枝单体（90〜96％）在氧化还原催化剂混合物中在55〜70℃下聚合时，首先制备第一种接枝胶乳，b）通过连续输入混合油溶性聚合引发剂，氢过氧化物，分子量控制剂和 保持接枝单体混合物在70〜80℃下放置3〜6小时，然后将乳化剂置于第一步骤之后，c）与试剂聚合，使未反应单体最小化，直至聚合率为94〜98％。
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Patent Agency Ranking
公开(公告)号：KR100561561B1
公开(公告)日：2006-03-16
申请号：KR1019990007428
申请日：1999-03-06
Applicant: 제일모직주식회사
Abstract: 본 발명은 테르펜계 무취형 분자량조절제를 사용하여 제조한 그라프트 고무 25∼40중량%, 아크릴레이트계 고무 1∼10중량%, 매트릭스용 스티렌-아크릴로니트릴 공중합체 50∼74중량%로 이루어진 것을 특징으로 하는 스티렌계 열가소성 수지 조성물에 관한 것으로, 본 발명의 스티렌계 열가소성 수지 조성물은 기존의 냉장고 내상용으로 사용되는 고무의 특유 악취 문제를 해결할 수 있을 뿐만 아니라 우수한 내충격성과 적합한 유동성을 가지고 냉장고용 발포제에 대하여 우수한 내화학성을 보유하여 냉장고 내상용 시트 등의 제조에 적합한 이점을 갖는다.
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公开(公告)号：KR100419230B1
公开(公告)日：2004-06-30
申请号：KR1019980036002
申请日：1998-09-02
Applicant: 제일모직주식회사
IPC: C08F279/02
Abstract: PURPOSE: The aim is to provide preparing method of thermoplastic resin having excellent whiteness and impact resistance by grafting aromatic-vinyl monomer and unsaturated nitryl monomer homogeneously into gum polymer. CONSTITUTION: This invention is disclosed graft copolymerization method comprising steps of; a) 10 to 35 weight % of 65 to 45 weight parts of graft monomer mixture and molecular weight controller are mixed and agitated in the presence of 35 to 55 weight parts of gum polymer latex for monomer and controller to get into gum particles swelled enough. Then ion exchange water, emulsifier and polymerization initiator is put and heated up to 45 to 60°C. The first graft latex is made when most of graft monomer( 90 to 96 %) is polymerized with redox catalyst mixture at 55 to 70°C, b) polymerization by continuous input of mixed oil soluble polymerization initiator, hydroperoxide, molecular weight controller, and remained graft monomer mixture for 3 to 6 hrs at 70 to 80°C after putting emulsifier right after the first step, and c) polymerization with the agent to minimize unreacted monomer until polymerization rate is 94 to 98 %.
Abstract translation: 目的：通过将芳香族乙烯基单体和不饱和腈基单体均匀地接枝到树胶聚合物中，提供具有优异的白度和耐冲击性的热塑性树脂的制备方法。 构成：本发明公开了接枝共聚方法，包括以下步骤： a）将35-35重量％的65-45重量份的接枝单体混合物和分子量控制剂在35-55重量份用于单体和控制剂的胶质聚合物胶乳存在下混合并搅拌以进入充分溶胀的胶质颗粒。 然后放入离子交换水，乳化剂和聚合引发剂并加热至45至60℃。 当大多数接枝单体（90-96％）与氧化还原催化剂混合物在55-70℃下聚合时，制备第一接枝胶乳，b）通过连续输入混合油溶性聚合引发剂，氢过氧化物，分子量控制剂 并且在第一步之后立即加入乳化剂后，在70至80℃保持接枝单体混合物3至6小时，并且c）与试剂聚合以使未反应的单体最小化，直至聚合率为94至98％。
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公开(公告)号：KR100394268B1
公开(公告)日：2004-02-14
申请号：KR1019980036003
申请日：1998-09-02
Applicant: 제일모직주식회사
Abstract: PURPOSE: A thermoplastic resin composition and method for preparing the same are provided which improve glossiness and low temperature shock resistance by controlling the size of graft-copolymer rubber particles and optimizing the content of unsaturated nitrile monomer by the dispersion of rubber particles. CONSTITUTION: A thermoplastic resin composition comprises: (A)(a1)10-60wt.% of graft-copolymer(I) grafted 35-55 wt.% of rubber having a mean particle diameter of 0.08-0.15 micrometer with 45-65 wt.% of graft monomer mixture of aromatic vinyl monomer and unsaturated nitrile monomer; and (a2)40-90 wt.% of graft copolymer(II) grafted 40-60 wt.% of rubber having a mean particle diameter of 0.28-0.38 micrometer with 60-40 wt.% of graft monomer mixture of aromatic vinyl monomer and unsaturated nitrile monomer; and (B)75-50 wt.% of copolymer polymerized 65-75 wt.% of aromatic vinyl monomer and 25-35 wt.% of unsaturated nitrile monomer. Also is disclosed a method for preparing the same. The composition has excellent shock resistance and glossiness.
Abstract translation: 目的：提供一种热塑性树脂组合物及其制备方法，它们通过控制接枝共聚物橡胶颗粒的尺寸和通过分散橡胶颗粒来优化不饱和腈单体的含量来改善光泽度和低温抗冲击性。 一种热塑性树脂组合物，它包括：（a1）（a1）接枝35-55重量％平均粒径为0.08-0.15微米的橡胶的接枝共聚物（I）10-60重量％，45-65重量％ 芳族乙烯基单体和不饱和腈单体的接枝单体混合物的％; 和（a2）40-90重量％接枝共聚物（II），接枝40-60重量％平均粒径为0.28-0.38微米的橡胶和60-40重量％芳族乙烯基单体接枝单体混合物 和不饱和腈单体; 和（B）75-50重量％共聚物聚合的65-75重量％芳族乙烯基单体和25-35重量％不饱和腈单体。 还公开了一种制备该方法的方法。 该组合物具有优异的抗震性和光泽度。
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公开(公告)号：KR1020010003659A
公开(公告)日：2001-01-15
申请号：KR1019990024033
申请日：1999-06-24
Applicant: 제일모직주식회사
IPC: C08L9/00
Abstract: PURPOSE: The titled composition prepared by mixing three kinds of rubbery polymers having different average particle diameters with high molecular weight SAN resin is provided, which has noticeably improved elongation and heat resistant characteristics while maintaining excellent impact resistance and shows favorable physical properties to apply to large injection molded products requested for heat resistance. CONSTITUTION: The composition comprises 50 to 25% by weight of a copolymer obtained from a mixed rubbery latex containing 5 to 40% by weight of a small particle size rubbery latex containing 100% by weight of 1,3-butadiene as a rubbery latex and having a particle diameter of 0,05 to 0.15 micrometer, 10 to 45% by weight of a medium particle size rubbery latex having a particle diameter of 0,20 to 0.35 micrometer and 10 to 45% by weight of a large particle size rubbery latex having a particle diameter of more than 0.35 micrometer and 50 to 75% by weight of a high molecular weight heat resistant copolymer having a weight average molecular weight of more than 200,000, a vinyl aromatic compound monomer content of 74 to 82% by weight in a copolymer and an unsaturated nitrile monomer content of 18 to 26% by weight.
Abstract translation: 目的：提供通过将三种具有不同平均粒径的橡胶状聚合物与高分子量SAN树脂混合制备的标题化合物，其具有显着改善的伸长率和耐热特性，同时保持优异的抗冲击性并且显示出有利的物理性能以适用于大 注塑产品要求耐热。 构成：该组合物包含50至25重量％的共聚物，其由含有5至40重量％的含有100重量％的1,3-丁二烯作为橡胶胶乳的小粒径橡胶胶乳的混合橡胶胶乳获得， 具有0.05至0.15微米的粒径，10至45重量％的中等粒度的橡胶胶乳，其粒径为0.20-20.3微米，10至45重量％的大粒径橡胶胶乳 具有大于0.35微米的粒径和50至75重量％的重均分子量大于20万的高分子量耐热共聚物，乙烯基芳族化合物单体含量为74-82重量％ 共聚物和不饱和腈单体含量为18〜26重量％。
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公开(公告)号：KR1020000018422A
公开(公告)日：2000-04-06
申请号：KR1019980036003
申请日：1998-09-02
Applicant: 제일모직주식회사
CPC classification number: C08L55/02 , C08J2300/22 , C08L25/12
Abstract: PURPOSE: A thermoplastic resin composition and method for preparing the same are provided which improve glossiness and low temperature shock resistance by controlling the size of graft-copolymer rubber particles and optimizing the content of unsaturated nitrile monomer by the dispersion of rubber particles. CONSTITUTION: A thermoplastic resin composition comprises: (A)(a1)10-60wt.% of graft-copolymer(I) grafted 35-55 wt.% of rubber having a mean particle diameter of 0.08-0.15 micrometer with 45-65 wt.% of graft monomer mixture of aromatic vinyl monomer and unsaturated nitrile monomer; and (a2)40-90 wt.% of graft copolymer(II) grafted 40-60 wt.% of rubber having a mean particle diameter of 0.28-0.38 micrometer with 60-40 wt.% of graft monomer mixture of aromatic vinyl monomer and unsaturated nitrile monomer; and (B)75-50 wt.% of copolymer polymerized 65-75 wt.% of aromatic vinyl monomer and 25-35 wt.% of unsaturated nitrile monomer. Also is disclosed a method for preparing the same. The composition has excellent shock resistance and glossiness.
Abstract translation: 目的：提供一种热塑性树脂组合物及其制备方法，其通过控制接枝共聚物橡胶颗粒的尺寸并通过橡胶颗粒的分散体优化不饱和腈单体的含量来改善光泽度和耐低温冲击性。 构成：热塑性树脂组合物包含：（A）（a1）10-60重量％的接枝共聚物（I）接枝35-55重量％的平均粒径为0.08-0.15微米的橡胶，其中45-65重量％ 。芳族乙烯基单体和不饱和腈单体的接枝单体混合物的％; 和（a2）40-90重量％的接枝共聚物（II）接枝40-60重量％的平均粒径为0.28-0.38微米的橡胶，其中60-40重量％的芳族乙烯基单体的接枝单体混合物 和不饱和腈单体; 和（B）75-50重量％的共聚物，聚合65-75重量％的芳族乙烯基单体和25-35重量％的不饱和腈单体。 还公开了其制备方法。 该组合物具有优异的抗冲击性和光泽度。
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