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    • 13. 发明公开
    • 온실가스를 이용한 디메틸카보네이트의 제조방법
    • 通过使用温室气体制备二甲基碳酸酯的制备方法
    • KR1020140040539A
    • 2014-04-03
    • KR1020120107376
    • 2012-09-26
    • 한국화학연구원
    • 이혁희장태선김범식김성보권순일송상훈서정권최명재윤병태조득희안홍찬유영우김태순정윤호
    • C07C67/30C07C69/62C07C69/96B01J23/72
    • The present invention relates to a preparation method for dimethyl carbonate, which directly uses, without passing through any separation process, a mixture gas of carbon dioxide (CO) and hydrogen (H_2) obtained by a reforming reaction of carbon dioxide (CO_2) and methane (CH_4), both of which are greenhouse gases, for synthesizing methanol; produces dimethyl carbonate with an excess amount of carbon monoxide that is stoichiometrically used for the methanol synthesis during the methanol synthesis process; and separates the remaining carbon monoxide from such juncture so as to provide as a starting material for other applications. [Reference numerals] (AA) Process of supplying carbon dioxide and methane; (BB) Reforming reaction process; (CC) Generating carbon monoxide (CO); (DD) Generating hydrogen (Hz); (EE) Supplying oxygen; (FF) Methanol synthesis process; (GG) Generating an excess amount of carbon monoxide; (HH) Process of separating the carbon monoxide (recovery); (II) Generating dimethyl carbonate (DMC)
    • 本发明涉及一种碳酸二甲酯的制备方法,其不经过任何分离工艺直接使用通过二氧化碳(CO 2)和甲烷的重整反应得到的二氧化碳(CO)和氢(H 2)的混合气体 (CH_4),两者均为温室气体,用于合成甲醇; 在甲醇合成过程中产生化学计量地用于甲醇合成的过量一氧化碳的碳酸二甲酯; 并将剩余的一氧化碳从这种接合处分离,以提供其它应用的起始材料。 (附图标记)(AA)供应二氧化碳和甲烷的方法; (BB)重整反应过程; (CC)产生一氧化碳(CO); (DD)产生氢气(Hz); (EE)供氧; (FF)甲醇合成方法; (GG)产生过量的一氧化碳; (HH)分离一氧化碳(回收)的过程; (二)生成碳酸二甲酯(DMC)
    • 14. 发明公开
    • 동식물유 폐자원을 사용한 고순도 불포화 지방산의 제조방법
    • 使用废物动植物油制备高纯度不饱和脂肪酸的方法
    • KR1020130107472A
    • 2013-10-02
    • KR1020120029294
    • 2012-03-22
    • 한국화학연구원
    • 김영운정근우윤병태김남균임대재김영직
    • C11C1/02C11C1/08
    • C11C1/04C11B13/00C11C1/08
    • PURPOSE: A manufacturing method of highly pure unsaturated fatty acids is provided to remarkably improve the selectivity of separation, to reduce environmental load by reducing the generation amount of waste water, and to save energy costs. CONSTITUTION: A manufacturing method of a highly pure unsaturated fatty acid comprises a step of obtaining glass fatty acid containing highly unsaturated fatty acid by hydrolyzing animal and plant oil waste resource (S1); a step of conducting an element adding-determination method to the mixture of urea and the glass fatty acid containing highly unsaturated fatty acid (S2); a step of adding a surfactant to a collected liquid phase and stirring the mixture (S3); and a step of cooling the liquid phase and separating a highly pure unsaturated fatty acid (S4).
    • 目的:提供高纯度不饱和脂肪酸的制造方法,显着提高分离选择性,通过减少废水产生量降低环境负荷,节约能源成本。 构成:高纯度不饱和脂肪酸的制造方法包括通过水解动植物油废物资源获得含有高度不饱和脂肪酸的玻璃脂肪酸的步骤(S1)。 对尿素和含有高度不饱和脂肪酸的玻璃脂肪酸的混合物进行元素添加测定方法的步骤(S2); 向收集的液相中加入表面活性剂并搅拌混合物的步骤(S3); 以及冷却液相并分离高纯度不饱和脂肪酸的步骤(S4)。
    • 15. 发明授权
    • 스티렌모노머 회수장치 및 회수방법
    • 用于聚苯乙烯热降解的连续反应器及其回收苯乙烯的方法
    • KR101149320B1
    • 2012-05-24
    • KR1020090108143
    • 2009-11-10
    • 한국화학연구원
    • 최명재김성보윤병태
    • C08J11/12C08J11/04
    • Y02P20/143Y02W30/70Y02W30/703
    • 본 발명은 스티렌모노머 회수장치 및 회수방법에 대한 것으로, 더욱 상세하게는 트윈스크루 사출형 열분해 반응기를 이용하여 폐 폴리스티렌의 이송을 효율적으로 제어하여 반응잔사의 생성을 최소화하고, 잔사물을 연속적으로 배출하여 장시간의 운전에서 발생할 수 있는 스티렌모노머의 수율감소를 최소화할 수 있는 스티렌모노머 회수장치 및 회수방법에 대한 것이다.
      본 발명의 스티렌모노머 회수장치는 열분해 반응기를 이용한 스티렌모노머 회수장치에 있어서, 폐 폴리스티렌을 공급받아 용융 및 열분해 반응이 일어하는 열분해 반응기와, 상기 열분해 반응기에서 반응결과 생성된 증기를 수집하는 증기집합조와, 상기 증기집합조에 포집된 증기를 액화시켜 오일로 변환하는 열교환기와, 상기 열교환기에서 액화된 오일을 저장하는 오일저장조와, 상기 열분해 반응기의 일단에 마련되어 열분해 반응결과 생성된 잔사를 연속적으로 배출시키는 잔사배출부를 포함한다.
      본 발명의 스티렌모노머 회수장치는 반응결과 발생한 잔사를 연속적으로 배출하여 장시간 운전에도 스티렌모노머의 수율이 저하되지 않고 트윈스크루 사출형 열분해 반응기를 이용함에 따라 스티렌모노머의 수율을 극대화 할 수 있는 효과가 있다.
      스티렌모노머, 열분해 반응기, 트윈스크루, 사출형 열분해 반응기
    • 16. 发明公开
    • 폐폴리스티렌으로부터 스티렌모노머의 회수방법
    • 来自废弃聚苯乙烯的苯乙烯单体的回收方法
    • KR1020030081717A
    • 2003-10-22
    • KR1020020020074
    • 2002-04-12
    • 한국화학연구원
    • 최명재김성보이상봉윤병태
    • C07C4/22
    • Y02P20/52
    • PURPOSE: A method for recovering a styrene monomer form the waste polystyrene is provided, to improve the reaction velocity and to suppress the side reaction generating ethyl benzene, α-methyl styrene, benzene and toluene, thereby improving the production yield of a styrene monomer. CONSTITUTION: The method comprises the step of pyrolyzing the waste polystyrene in the presence of a catalyst at a temperature of 200-600 deg.C for 1-2 hours, wherein the catalyst is a dual-supported catalyst of a metal oxide and a basic oxide supported in a carrier (alumina or silica). Preferably the metal oxide is selected from the group consisting of iron oxide, copper oxide, manganese oxide and chromium oxide; and the basic oxide is barium oxide, calcium oxide and potassium oxide.
    • 目的:提供从废聚苯乙烯中回收苯乙烯单体的方法,以提高反应速度,抑制产生乙基苯,α-甲基苯乙烯,苯和甲苯的副反应,从而提高苯乙烯单体的产率。 方案:该方法包括在200-600℃的温度下在催化剂存在下将废聚苯乙烯热解1-2小时的步骤,其中催化剂是金属氧化物和碱性的双重载体催化剂 负载在载体(氧化铝或二氧化硅)中的氧化物。 优选地,金属氧化物选自氧化铁,氧化铜,氧化锰和氧化铬; 碱性氧化物为氧化钡,氧化钙,氧化钾。
    • 19. 发明公开
    • 디시클로펜타디엔다이머의 에폭시화 반응용 고활성 촉매 및 이의 제조방법
    • 二辛基二环氧化的高活性催化剂及其制备方法
    • KR1020130063274A
    • 2013-06-14
    • KR1020110129705
    • 2011-12-06
    • 한국화학연구원
    • 윤병태김성보정근우김영운고문규
    • B01J29/89C07D303/06C07B41/00C07B61/00
    • B01J37/00B01J29/06B01J29/89C07B41/00
    • PURPOSE: A catalyst for epoxidation of dicyclopentadiene dimer and a manufacturing method thereof are provided to be able to show a high selectivity to dicyclopentadien dimer with a large molecular size and a high conversion ratio, and to be able to obtain a dicyclopentadiene dimer epoxy compound with a high yield. CONSTITUTION: A catalyst for epoxidation of dicyclopentadiene dimer has a structure in which metals in a zeolite molecular sieve of macro pores more than 7 angstrom are substituted with titanium. The catalyst is a heterogeneous catalyst used in a process of manufacturing dicyclopentadiene dimer epoxy compound by epoxidation of dicyclopentadiene dimer. A manufacturing method of the catalyst comprises the following steps: a step of processing a zeolite molecular sieve of macro pores more than 7 angstrom with acid; and a step of substituting aluminum of the acid-treated zeolite molecular sieve with titanium by stirring the acid-treated zeolite molecular sieve with titanium precursor.
    • 目的:提供二环戊二烯二聚体的环氧化催化剂及其制造方法,能够显示出高分子量,高转化率的二环戊二烯二聚体的高选择性,能够得到二环戊二烯二聚体环氧化合物, 高产量。 构成:二环戊二烯二聚体的环氧化催化剂具有这样的结构,其中大于7埃的大孔的沸石分子筛中的金属被钛取代。 催化剂是用于通过二环戊二烯二聚体的环氧化制备二环戊二烯二聚体环氧化合物的方法中的非均相催化剂。 催化剂的制造方法包括以下步骤:用酸处理大于7埃的大孔的沸石分子筛的步骤; 通过用钛前体搅拌酸处理的沸石分子筛,用钛代替酸处理的沸石分子筛的铝的步骤。