公开(公告)号：KR100443261B1

公开(公告)日：2004-08-04

申请号：KR1020020004787

申请日：2002-01-28

Applicant: 한국화학연구원

Inventor： 박상언 ,  이철위 ,  장종산 ,  박중남 ,  최광식 ,  정한철 ,  황효윤

IPC: B01J23/78 ,  B01J29/076

Abstract: PURPOSE: A noble porous catalyst which is used as catalyst in hydroxylation of phenol using hydrogen peroxide as oxidizer to enable selective synthesis of catechol is provided. CONSTITUTION: In a catalyst applied to a process for synthesizing dihydroxybenzene by oxidizing phenol with hydrogen peroxide, the porous catalyst for selective synthesis of catechol is characterized in that ions of transition metal (M1) and ions of another metal (M2) selected from alkali metal, alkaline earth metal and a mixture thereof are simultaneously ion exchanged in porous molecular body of aluminosilicate by the catalyst, wherein the porous molecular body has pore size of at least 7 to 200 Å and Si/Al ratio of 1 to 200, wherein the porous molecular body is selected from HX type, HY type, USHY type, HBEA type, MCM-41, MCM-48 and SBA-15, wherein the transition metal (M1) is one or two metals selected from iron, copper, manganese and cobalt, wherein the transition metal (M1) has an ion exchange ratio of 50 to 90%, and wherein the metal (M2) selected from alkali metal, alkaline earth metal and a mixture thereof has an ion exchange ratio of 5 to 20%.

Abstract translation: 目的：提供一种贵重多孔催化剂，其用作使用过氧化氢作为氧化剂的苯酚羟基化的催化剂，以实现儿茶酚的选择性合成。 本发明涉及一种用于通过用过氧化氢氧化苯酚来合成二羟基苯的方法中使用的催化剂，用于选择性合成儿茶酚的多孔催化剂的特征在于过渡金属（M1）的离子和选自碱金属 碱土金属及其混合物在催化剂的作用下在硅铝酸盐多孔分子体中同时进行离子交换，其中多孔分子体的孔径至少为7-200埃Aring; 和Si / Al比为1至200，其中多孔分子体选自HX型，HY型，USHY型，HBEA型，MCM-41，MCM-48和SBA-15，其中过渡金属（M1）为 一种或两种选自铁，铜，锰和钴的金属，其中过渡金属（M1）的离子交换率为50-90％，其中选自碱金属，碱土金属和混合物的金属（M2） 其离子交换率为5〜20％。

公开(公告)号：KR1020030064478A

公开(公告)日：2003-08-02

申请号：KR1020020004787

申请日：2002-01-28

Applicant: 한국화학연구원

Inventor： 박상언 ,  이철위 ,  장종산 ,  박중남 ,  최광식 ,  정한철 ,  황효윤

IPC: B01J23/78 ,  B01J29/076

CPC classification number: B01J29/146 ,  B01J29/76 ,  B01J29/78 ,  B01J35/1052

Abstract: PURPOSE: A noble porous catalyst which is used as catalyst in hydroxylation of phenol using hydrogen peroxide as oxidizer to enable selective synthesis of catechol is provided. CONSTITUTION: In a catalyst applied to a process for synthesizing dihydroxybenzene by oxidizing phenol with hydrogen peroxide, the porous catalyst for selective synthesis of catechol is characterized in that ions of transition metal (M1) and ions of another metal (M2) selected from alkali metal, alkaline earth metal and a mixture thereof are simultaneously ion exchanged in porous molecular body of aluminosilicate by the catalyst, wherein the porous molecular body has pore size of at least 7 to 200 Å and Si/Al ratio of 1 to 200, wherein the porous molecular body is selected from HX type, HY type, USHY type, HBEA type, MCM-41, MCM-48 and SBA-15, wherein the transition metal (M1) is one or two metals selected from iron, copper, manganese and cobalt, wherein the transition metal (M1) has an ion exchange ratio of 50 to 90%, and wherein the metal (M2) selected from alkali metal, alkaline earth metal and a mixture thereof has an ion exchange ratio of 5 to 20%.

Abstract translation: 目的：提供一种贵重的多孔催化剂，其用作使用过氧化氢作为氧化剂的苯酚羟化反应的催化剂，以能够选择性合成儿茶酚。 构成：在用于通过用过氧化氢氧化苯酚来合成二羟基苯的方法中的催化剂中，用于选择性合成邻苯二酚的多孔催化剂的特征在于过渡金属离子（M1）和另一种金属离子（M2）选自碱金属 ，碱土金属及其混合物通过催化剂在硅铝酸盐的多孔分子体中同时离子交换，其中多孔分子体的孔径为至少7〜200，Si / Al比为1〜200，其中多孔 分子体选自HX型，HY型，USHY型，HBEA型，MCM-41，MCM-48和SBA-15，其中过渡金属（M1）为选自铁，铜，锰和钴中的一种或两种金属 其中，过渡金属（M1）的离子交换比为50〜90％，其中，选自碱金属，碱土金属及其混合物的金属（M2）的离子交换率为5〜20％。

公开(公告)号：KR100342660B1

公开(公告)日：2002-07-04

申请号：KR1019990045641

申请日：1999-10-20

Applicant: 한국화학연구원

Inventor： 박상언 ,  이철위 ,  유중환 ,  이영철 ,  정한철

IPC: C07B37/00

Abstract: 본발명은하이드록시화방향족화합물의알킬화방법에관한것으로서, 더욱상세하게는산성도와동공의크기가적절히선택/조절된다공성고체산촉매상에서올레핀이나알코올을이용하여 80∼200℃및 1∼20 기압의조건하에서하이드록시화방향족화합물의알킬화를수행하여기존의균일촉매계에의한액상알킬화반응이갖는단점을극복하고, 높은선택도와전환율로하이드록시화방향족화합물을알킬화하는방법에관한것이다.

公开(公告)号：KR1020010037898A

公开(公告)日：2001-05-15

申请号：KR1019990045641

申请日：1999-10-20

Applicant: 한국화학연구원

Inventor： 박상언 ,  이철위 ,  유중환 ,  이영철 ,  정한철

IPC: C07B37/00

CPC classification number: C07B37/00

Abstract: PURPOSE: Provided is a method for alkylating hydroxylated aromatic compounds by using a porous solid acid catalyst, which has high selectivity and conversion rate. The alkylated derivatives of the hydroxylated aromatic compounds can be used for antioxidants, synthetic resins, polymerization-inhibitors, film developers, and etc. CONSTITUTION: The hydroxylated aromatic compounds are alkylated by reacting them with an alkylating agent in the presence of the porous solid acid catalyst at a temperature of 50-200 deg.C and a pressure of 1-20. The porous solid acid catalyst has a pore size of 2-20 angstrom and comprises silicon oxides and aluminium oxides, wherein the molar ratio of silicon/aluminium is 3-100. The hydroxylated aromatic compounds are phenol, catechol, hydroquinone. The alkylating agent is C3-C6 olefin compounds such as isobutylene or alcohol such as tertiary-butanol.

Abstract translation: 目的：提供一种通过使用具有高选择性和转化率的多孔固体酸催化剂烷基化羟基化芳族化合物的方法。 羟基化芳族化合物的烷基化衍生物可用于抗氧化剂，合成树脂，聚合抑制剂，薄膜显影剂等。构成：羟基化芳族化合物通过在多孔固体酸存在下与烷基化剂反应而烷基化 催化剂，温度为50-200℃，压力为1-20℃。 多孔固体酸催化剂的孔径为2-20埃，包括氧化硅和氧化铝，其中硅/铝的摩尔比为3-100。 羟基化芳族化合物是苯酚，邻苯二酚，氢醌。 烷基化剂是C 3 -C 6烯烃化合物如异丁烯或醇如叔丁醇。