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    • 43. 发明授权
    • Process for preparing carbamatoorganosilanes
    • 制备氨基甲酰基有机硅烷的方法
    • US08871963B2
    • 2014-10-28
    • US13294674
    • 2011-11-11
    • Volker StanjekMichael Stepp
    • Volker StanjekMichael Stepp
    • C07F7/04C07F7/18
    • C07F7/1892
    • The invention provides a process for preparing carbamatoorganosilanes (S) of the general formula (7) in which a haloorganosilane (S1) of the general formula (8) is reacted with a metal cyanate (MOCN) and an alcohol (A) of the general formula (9) in the presence of at least one aprotic solvent (L), where R1, R3 and R4 are each an unsubstituted or halogen-substituted hydrocarbyl radical having 1-10 carbon atoms, R2 is a divalent unsubstituted or halogen-substituted hydrocarbyl radical which has 1-10 carbon atoms and may be interrupted by nonadjacent oxygen atoms, X is a halogen atom, and x is a value of 0, 1, 2 or 3, where the removal of the solid metal halides formed as by-products and of any solid metal cyanate residues still present is preceded by distillative removal of at least 50% of the solvent (L).
    • 本发明提供了制备通式(7)的氨基甲酰氧基硅烷(S)的方法,其中将通式(8)的卤代有机硅烷(S1)与一般的金属氰酸酯(MOCN)和醇(A)反应 在式(9)中存在至少一种非质子溶剂(L),其中R 1,R 3和R 4各自是未取代的或具有1-10个碳原子的卤素取代的烃基,R2是二价未取代或卤素取代的烃基 具有1-10个碳原子并且可被不相邻氧原子间隔的基团,X是卤素原子,x是0,1,2或3的值,其中除去作为副产物形成的固体金属卤化物 和仍然存在的任何固体金属氰酸盐残留物之前是蒸馏除去至少50%的溶剂(L)。
    • 45. 发明申请
    • METHOD FOR THE CONTINUOUS PRODUCTION OF SILANE TERMINATED PRE-POLYMERS
    • 连续生产硅烷末端预聚物的方法
    • US20120004374A1
    • 2012-01-05
    • US13255183
    • 2010-03-01
    • Volker StanjekWolfgang Wewers
    • Volker StanjekWolfgang Wewers
    • C08G18/12
    • C08G18/718C08G18/10C08G18/4825C08G18/65C08G18/837C08G2101/0025C08K5/01C08K5/06C08L75/04C08L75/12C08G18/289C08L2666/28
    • The invention relates to the continuous production of prepolymers (A) having end groups of the general formula (1): (R1)a(R2)3-aSi—X-A, wherein the end groups (1) can be identical or different, A is a two-band link group selected from —(R3)N—CO—NH—, —HN—CO—N(R3)—, —O—CO—HN—, —HN—CO—O—, S—CO—HN—, —HN—CO—S—, X is a two-band, linear or branched alkyl group, optionally substituted with halogen atoms, having 1-10 carbon atoms, R1 is an alkyl, cycloalkyl, alkenyl or aryl residue, optionally substituted with halogen, having 1-10 carbon atoms, R2 is an alkoxy residue —OR3, an acetoxy residue —O—CO—R3, an oxime radical —O—N═C(R3)2 or an amine residue —NHR3 or —NR32R3 is hydrogen, a linear, cyclical or branched radical, substituted with heteroatoms, having 1 to 18 carbon atoms, R4 is a linear, branched or cross-linked polymer radical, a is 0, 1 or 2, and n is a whole number that is at least 1, wherein the prepolymers (A) are produced by a continuous method comprising at least one reaction of an isocyanate group (—N═C═O) having at least one isocyanate reactive group, that is carried out continuously in at least one reactor (R), that enables heat dissipation capacities of greater than 5 kW/(m3·K) in the laminar flow region.
    • 本发明涉及具有通式(1)的端基的预聚物(A)的连续制备:(R1)a(R2)3-aSi-XA,其中端基(1)可以相同或不同,A 是选自 - (R3)N-CO-NH-,-HN-CO-N(R3) - , - O-CO-HN-,-HN-CO-O-,S-CO -HN-,-HN-CO-S-,X是任选被具有1-10个碳原子的卤素原子取代的双带直链或支链烷基,R1是烷基,环烷基,链烯基或芳基残基, 任选被卤素取代,具有1-10个碳原子,R2是烷氧基残基-OR3,乙酰氧基残基-O-CO-R3,肟基-O-N = C(R3)2或胺残基-NHR3或 -NR 32 R 3是氢,被具有1至18个碳原子的杂原子取代的直链,环状或支链基,R4是直链,支链或交联的聚合物基团,a是0,1或2,n是整数 数量至少为1,其中预聚物(A)是产品 通过包括在至少一个反应器(R)中连续进行的具有至少一个异氰酸酯反应性基团的异氰酸酯基(-N = C = O)的至少一个反应的连续方法来实现,其能够使 在层流区域大于5kW /(m3·K)。