基或基中任何基团的化合物专利检索, 有羧基连接在六元芳环的碳原子上并有羟基氧-金属基醛基酮基醚基基或基中任何基团的化合物专利检索查询, 有羧基连接在六元芳环的碳原子上并有羟基氧-金属基醛基酮基醚基基或基中任何基团的化合物专利检索查询分析, 有羧基连接在六元芳环的碳原子上并有羟基氧-金属基醛基酮基醚基基或基中任何基团的化合物专利检索查询分析平台"> 基或基中任何基团的化合物专利检索查询分析平台,找专利汇即可免费查询专利, 有羧基连接在六元芳环的碳原子上并有羟基氧-金属基醛基酮基醚基基或基中任何基团的化合物专利汇是一家知识产权数据服务商,提供专利分析,专利查询,专利检索等数据服务功能。">
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序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
21 Derivatives of cycloalkylbenzoylaralkanoic acids US16462650 1950-05-26 US2654778A 1953-10-06 BURTNER ROBERT R
22 NOVEL REACTIVE MESOGEN COMPOUND HAVING SUPERIOR THERMOSTABILITY AND HIGH BIREFRINGENCE AND METHOD OF PREPARING THE SAME US14805715 2015-07-22 US20150361033A1 2015-12-17 Yoon-Tae Jeon; Do-Yeon Kim; Yun-Sun Do; Gi-Woo Lee; Hueong-Nam Park; Kwang-Sik Choi
Disclosed are a novel reactive mesogen compound having superior thermostability, high birefringence and a simple preparation process while possessing unique liquid crystal characteristics having molecular orientation by forming a polymer network through photopolymerization, and a method of preparing the same. The novel reactive mesogen compound according to the present invention is represented by Formula 3 below.
23 Stabilized o-iodoxybenzoic acid compositions and process for the preparation thereof US10050035 2002-01-17 US20020107416A1 2002-08-08 Dominique Depernet; Bruno Francois
Compositions that comprise, for one mole of o-iodoxybenzoic acid, from 0.5 to 4 moles of an aliphatic acid of formula CH3(CH2)nCOOH, in which n is from 8 to 20, of a benzenecarboxylic acid of formula 1 in which R represents H, CH3, COOH or of mixtures thereof.
24 Zeolite H-ZK-5 as catalyst for conversion of methanol and ammonia to dimethylamine US672488 1984-11-16 US4602112A 1986-07-22 Thurman E. Gier; Robert D. Shannon; George C. Sonnichsen
A process is provided for producing dimethylamine comprising reacting methanol and/or dimethylether and ammonia in amounts sufficient to provide a carbon/nitrogen (C/N) ratio from about 0.2 to about 1.5, at a temperature from about 250.degree. C. to about 450.degree. C., in the presence of a catalytic amount of an acidic H-ZK-5 zeolite catalyst.
25 Preparation of chromium alkyl salicylate anti-static agents US13305661 1961-08-22 US3164620A 1965-01-05 DER MINNE JOHAN L VAN; HERMANIE PIETER H J
26 Hydroxy and methoxy cyclohexyl-benzoylpropionic acids US23467551 1951-06-30 US2663728A 1953-12-22 BURTNER ROBERT R
27 Derivatives of hydroxycycloalkylalkylbenzoylaliphatic acids and methods for producing same US15054950 1950-03-18 US2580402A 1952-01-01 BURTNER ROBERT R
28 Stabilized iodoxy benzoic compounds and the method of producing US17176250 1950-07-01 US2566592A 1951-09-04 CARL ASCHNER THOMAS
29 열안정성이 우수하고 고복굴절률을 가지는 신규한 반응성 메조겐 화합물 및 그 제조방법 KR1020130007368 2013-01-23 KR101525458B1 2015-06-03 전윤태; 김도연; 도윤선; 이기우; 박형남; 최광식
본발명은신규한반응성메조겐화합물및 그제조방법에관한것으로, 보다상세하게는광중합에의해고분자네트워크를형성하여분자배향을갖는액정고유의특성을가지면서열안정성이우수하고높은복굴절률값을가지며, 제조과정이간단한신규한반응성메조겐화합물및 그제조방법에관한것이다.본발명의신규한반응성메조겐(mesogen) 화합물은하기 [화학식 3]로표시되는것을특징으로한다.[화학식 3]
30 열안정성이 우수하고 고복굴절률을 가지는 신규한 반응성 메조겐 화합물 및 그 제조방법 KR1020130007368 2013-01-23 KR1020140094833A 2014-07-31 전윤태; 김도연; 도윤선; 이기우; 박형남; 최광식
The present invention relates to a novel reactive mesogen compound and a manufacturing method thereof. In particular, the novel reactive mesogen compound: has properties unique to liquid crystal that the liquid crystal has a molecular orientation resulted from a polymer network formed by photopolymerization; has an excellent thermostability and a high birefringence; and is manufactured by a simple process. The novel reactive mesogen compound of the present invention is presented by [chemical formula 2] below. In [chemical formula 2] P1 and P2 are independently selected from CH_2=CH_2-, HC=C-, CH_2=CH-CH_2-, W_1HCOCH-, CH_2=CW_1-COO-, CH_2=CW_2-(O)_k1-, CH_3-CH=CH-O-, HO-CW_2W_3-, HS-CW_2W_3-, HW_2N-, HO-CW_2W_3-NH-, CH_2=CW_1-CO-NH-, CH_2=CH-(COO)_k1-Phe-(O)_k2-, Phe-CH=CH-, HOOC-, NCO-, OCN-, SCN-, and W_4W_5W_6Si-.
31 유리산을 그의 염으로부터 제조하는 방법 KR1020117019155 2010-02-01 KR1020110127152A 2011-11-24 슈라벤,알렉산더; 타케,토마스; 하스,토마스; 코블러,크리스토프; 부스,디터; 론네부르크,악셀; 제나커,올리비에
본 발명은 유기산, 바람직하게는 카르복실산, 술폰산, 포스폰산, 특히 알파 또는 베타 히드록시카르복실산을, 그의 암모니아염으로부터 암모니아를 방출시켜 제거하고 방출된 산을 동시 추출함으로써 방출시키는, 수성상으로부터의 적합한 추출 수단으로서 아민을 갖는 개선된 방법에 관한 것이다. 상기 방법은 반응성 추출에 상응한다. 유기산의 그의 암모니아 염 수용액으로부터의 반응성 추출은 스트리핑 매질 또는 운반 기체, 예컨대 질소, 공기, 수증기 또는 불활성 기체, 예컨대 아르곤을 사용함으로써 유의하게 개선될 수 있다. 방출된 암모니아는 연속적 기체 흐름을 통해 수용액으로부터 제거되고 생성 공정 내로 재공급될 수 있다. 증류, 정류, 결정화, 재추출, 크로마토그래피, 흡착과 같은 방법에 의해 또는 막 분리 방법에 의해 추출 수단으로부터 유리산을 수득할 수 있다.
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