会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明公开
    • 고강도용 혐기성 접착제 조성물
    • ANAEROBIC粘合剂组合物获得高扭矩
    • KR1020090023315A
    • 2009-03-04
    • KR1020080085994
    • 2008-09-01
    • 한국화학연구원
    • 박인환
    • C08F297/02C08F222/36C08F220/20C08F210/00
    • C09J4/00C07C69/587C08F8/32C08F222/06C09J133/064C09J133/24
    • An anaerobic adhesive composition is provided to increase a curing rate and ensure a high adhesion property for a zinc coated carbon steel and a stainless steel bolt and nut. An anaerobic adhesive composition comprises a polymer, which is obtained by a copolymerization of isobutylene and acid anhydride and a modification reaction of a functional group, represented by the formula 1. In the formula 1, m, o, p, and q indicate the number of moles of each composition; a mole fraction(m) of a isobutylene group is 0.5-0.65; a mole fraction(2o+p) of a amide bonding group is 0.2-0.45; a mole fraction(2q+p) of a carboxylic acid bonding group is 0.05-0.25; and R shows a C1-C6 alkyl, phenyl, or benzyl group.
    • 提供厌氧粘合剂组合物以提高固化速率并确保镀锌碳素钢和不锈钢螺栓和螺母的高附着性。 厌氧粘合剂组合物包含通过异丁烯和酸酐的共聚获得的聚合物和由式1表示的官能团的改性反应。在式1中,m,o,p和q表示数字 的每种组合物的摩尔数; 异丁烯基的摩尔分数(μm)为0.5-0.65; 酰胺键合基团的摩尔分数(2o + p)为0.2-0.45; 羧酸键合基团的摩尔分数(2q + p)为0.05-0.25; R表示C1-C6烷基,苯基或苄基。
    • 8. 发明公开
    • 특정 중금속이온 흡착용 인산화된폴리(스티렌-co-디비닐벤젠)계 킬레이트 수지
    • 用于吸收重金属离子的聚苯乙烯(苯乙烯 - 二苯乙烯) - 伯胺树脂及其制备方法
    • KR1020050024759A
    • 2005-03-11
    • KR1020030060864
    • 2003-09-01
    • 한국화학연구원에이케이켐텍 주식회사
    • 박인환김경만방영길
    • C08G61/02
    • PURPOSE: Provided is a phosphorylated poly(styrene-co-divinylbenzene)-based chelate resin which is excellent in chelate adsorption power to a certain heavy metal ion, and a preparing method thereof. CONSTITUTION: The phosphorylated poly(styrene-co-divinylbenzene)-based chelate resin is represented by the formula 1, wherein a spacer of an ethylene benzyl sulfone linkage structure is introduced onto a phenyl ring, and successively, a phosphono functional group is introduced thereonto, and is prepared by the method comprising the steps of: reacting a phenyl ring in a spherical copolymer resin of styrene and divinylbenzene, with chloromethyl, followed by thiolating with thiourea/aqueous alkali solution to prepare a thiol group-containing copolymer resin of the formula 2; reacting the obtained copolymer resin with chloroethanol to convert into a hydroxyethyl benzyl thioether group, followed by chlorination to prepare a chloroethyl benzyl thioether linkage structure-containing copolymer resin of the formula 3; and reacting the obtained copolymer resin with triethylphosphite/aqueous alkali solution. In the formula 1-3, A represents a hydrogen atom or an alkali metal atom.
    • 目的:提供对某种重金属离子的螯合吸附力优异的磷酸化聚(苯乙烯 - 共 - 二乙烯基苯)螯合树脂及其制备方法。 构成:磷酸化聚(苯乙烯 - 共 - 二乙烯基苯)螯合树脂由式1表示,其中将乙烯苄基砜键合结构的间隔基引入苯环上,然后将膦酰基官能团引入其上 并且通过包括以下步骤的方法制备:使苯基苯乙烯和二乙烯基苯的球形共聚物树脂中的苯环与氯甲基反应,然后与硫脲/碱性水溶液硫醇化,制备含硫醇基的共聚物树脂,式 2; 使得到的共聚物树脂与氯乙醇反应,转化为羟乙基苄基硫醚基,然后氯化制备含有式3的含氯乙基苄基硫醚键合结构的共聚物树脂; 并使得到的共聚物树脂与亚磷酸三乙酯/碱性水溶液反应。 在式1-3中,A表示氢原子或碱金属原子。
    • 9. 发明公开
    • 벽보광고물 제거용 조성물
    • 去除组合物
    • KR1020040003581A
    • 2004-01-13
    • KR1020020038325
    • 2002-07-03
    • 한국화학연구원주식회사 케이엠지
    • 박인환방영길김경만
    • C11D3/26
    • PURPOSE: A composition for removing a poster is provided, to improve the film strength of a paper poster and the permeation of the composition, thereby allowing the poster to be removed cleanly and easily. CONSTITUTION: The composition comprises 3-20 wt% of an aqueous polymer bonded with carboxyl groups or amide groups; 1-15 wt% of a paper penetrating agent selected from silicates, phosphates, caustic soda and acetic acid solution; 0.5-30 wt% of a permeation adjuvant selected from an alcohol and a surfactant; and 35-95.5 wt% of water. Preferably the aqueous polymer is a copolymer of dicarboxylic acid-based monomers selected from maleic anhydride, succinic acid, fumaric acid and itaconic acid, and acrylic acid, methacrylic acid or acrylamide; and the surfactant is a nonionic surfactant whose HLB (hydrophilic lipophilic balance) value is 9-18.
    • 目的:提供用于去除海报的组合物,以提高纸张海报的膜强度和组合物的渗透性,从而允许海报被干净且容易地清除。 构成:组合物包含3-20重量%的与羧基或酰胺基键合的水性聚合物; 1-15重量%的选自硅酸盐,磷酸盐,苛性钠和乙酸溶液的纸张渗透剂; 0.5-30重量%的选自醇和表面活性剂的渗透助剂; 和35-95.5重量%的水。 优选地,水性聚合物是选自马来酸酐,琥珀酸,富马酸和衣康酸的二羧酸系单体和丙烯酸,甲基丙烯酸或丙烯酰胺的共聚物; 表面活性剂是HLB(亲水亲油平衡)值为9-18的非离子表面活性剂。
    • 10. 发明公开
    • 특정 중금속이온 흡착용 킬레이트 수지
    • 用于吸收特定重金属离子的CHELATE树脂
    • KR1020030034284A
    • 2003-05-09
    • KR1020010060647
    • 2001-09-28
    • 한국화학연구원
    • 박인환방영길김경만이종문
    • C08F8/36
    • PURPOSE: A sulfonated polystyrene-lignin composite chelate resin for adsorbing specific heavy metal ions and its preparation method are provided, to improve the physical and chemical stability and the mechanical strength, thereby enhancing the adsorbing property to specific heavy metal ions. CONSTITUTION: The chelate resin is represented by the formula 1, wherein A is H or Na. The method comprises the steps of reacting a spherical styrene-divinylbenzene copolymer with chlorosulfonic acid to chlorosulfonate a phenyl ring and aminating it by using ethylene diamine to prepare the aminated-sulfonamide group-containing copolymer represented by the formula 2; reacting the copolymer of the formula 2 with the hydroxymethyl group-containing lignin represented by the formula 3 to prepare the sulfonimide group-containing copolymer represented by the formula 4; and reacting the copolymer of the formula 4 with acetyl sulfate to introduce a sulfonic acid group into the phenyl ring and reacting the obtained one with sodium sulfite to introduce a sulfonic acid group into lignin.
    • 目的:提供用于吸附特定重金属离子的磺化聚苯乙烯 - 木质素复合螯合树脂及其制备方法,以提高物理化学稳定性和机械强度,从而提高对特定重金属离子的吸附性能。 构成:螯合树脂由式1表示,其中A为H或Na。 该方法包括以下步骤:将球形苯乙烯 - 二乙烯基苯共聚物与氯磺酸反应成氯代磺酸酯苯基环,并使用乙二胺进行胺化以制备由式2表示的含胺化磺酰胺基的共聚物; 使式2的共聚物与由式3表示的含羟甲基的木质素反应以制备由式4表示的含磺酰亚胺基的共聚物; 并使式4的共聚物与乙酰硫酸反应,将磺酸基团引入苯环中,并使所得的与亚硫酸钠反应,将磺酸基团引入木质素中。