Abstract:
A method for imparting resistance to staining to a substrate comprising contacting the substrate with a copolymer comprising the monomers of Formula wherein D is at least one vinyl monomer selected from the group consisting of aryl olefin, alpha olefin and diene, each M is independently H, Ca, Mg, Al, Na, or K, each R1 is independently H, C1-C6 alkyl, or C1-C6 hydroxyalkyl, each R2 is independently linear or branched C1-C12 alkyl, C1-C6 hydroxyalkyl, C6F5, arylalkyl, C6H4OH, R3COOH, or R3SO3H, or R1 and R2 are linked together to form a morpholino or pyrrolidino ring, R3 is linear or branched C1-C12 alkyl, CH(COOH)CH2CH2, C6H4, or C6H3(OH), h1+h2 is h, h is a positive integer, k is zero or a positive integer, i and j are each independently zero or a positive integer, provided that the total of 1) h÷(k+h+i+j) is from about 0.005 to about 0.7, 2) k÷(k+h+i+j) is from about 0.3 to about 0.6, 3) [i+j]÷(k+h+i+j) is 0 to about 0.6, and provided that the sum of 1)+2)+3) is 1.0, said monomers occurring in any sequence.
Abstract translation:一种赋予对基材染色抗性的方法,包括使底物与包括式I的单体的共聚物接触,其中D为选自芳烯基烯烃,α-烯烃和二烯的至少一种乙烯基单体,每个M独立地为H, Ca,Mg,Al,Na或K,每个R 1独立地为H,C 1 -C 6烷基或C 1 -C 6羟基烷基,每个R 2独立地为直链或支链C 1 -C 12烷基,C 1 -C 6羟基烷基,C 6 F 5,芳基烷基,C 6 H 4 OH ,R 3 COOH或R 3 SO 3 H,或R 1和R 2连接在一起形成吗啉代或吡咯烷基环,R 3是直链或支链C 1 -C 12烷基,CH(COOH)CH 2 CH 2,C 6 H 4或C 6 H 3(OH),h1 + h2是h ,h是正整数,k是零或正整数,i和j各自独立为零或正整数,条件是1)h /(k + h + i + j)的总和为约0.005〜 约0.7,2)k /(k + h + i + j)为约0.3至约0.6,3)[i + j] /(k + h + i + j)为0至约0.6,条件是 1)+2)+3)的总和为1.0,所述单体为 卷曲任何顺序。
Abstract:
The present invention pertains to methods for preparing a compound of Formula (I), wherein A is O or N-L; each L is independently H or an acyl group; K is, together with the two contiguous linking carbon atoms, a phenyl ring, a 5- or 6-membered heteroaromatic ring or an aromatic 8-, 9- or 10-membered fused carbobicyclic or heterobicyclic ring system wherein each ring or ring system is optionally substituted; R1 is H, C1 to C4 alkyl or CO2R3; R2 is H or C1 to C4 alkyl; and R3 is C1 to C4 alkyl; comprising hydrogenating a compound of Formula (II), wherein n is 0, 1 or 2 in the presence of a catalyst comprising palladium to form the compound of Formula (I). This invention further pertains to methods for preparing compounds of Formula (II) useful for preparing compounds of Formula (I). This invention also pertains to compounds used in these methods
Abstract translation:本发明涉及制备式(I)化合物的方法,其中A为O或N-L; 每个L独立地是H或酰基; K与两个相邻的连接碳原子连同苯环,5或6元杂芳环或芳族8,9-或10元稠合的碳双环或杂双环系统,其中每个环或环系是 任选取代; R 1是H,C 1至C 4烷基或CO 2 R 3 O 3 >; R 2是H或C 1至C 4烷基; 且R 3是C 1至C 4烷基的C 1至C 4。 包括在包含钯的催化剂存在下氢化式(II)化合物,其中n为0,1或2,以形成式(I)化合物。 本发明还涉及制备可用于制备式(I)化合物的式(II)化合物的方法。 本发明还涉及用于这些方法的化合物
Abstract:
A process for reversible sorption of sulfur trioxide onto a sorbent comprising a) contacting from about 15% to 100% sulfur trioxide with the sorbent under anhydrous conditions at a temperature of from about 35° C. to about 150° C. thereby sorbing the sulfur trioxide onto the sorbent, b) desorbing sulfur trioxide from the sorbent at a temperature of from about 150° C. to about 350° C. at about atmospheric pressure, or under a vacuum pressure, and c) recycling said sorbent by continuously repeating steps a) and b), wherein said sorbent consists essentially of silica or zeolite having a silicon to aluminum ratio in the ranges of from about 1 to about 4.4 or greater than about 5.1, and having a pore size of at least 0.5 nm is disclosed.
Abstract:
An improved process for producing perfluoroalkyl iodides of formula (I) F(CF2CF2)n—I (I) wherein n is an integer from 2 to 3, wherein the improvement comprises contacting at least one perfluoroalkyl iodide of formula (II) and at least one perfluoroalkyl iodide of formula (III) F(CF2CF2)m—I (II) F(CF2CF2)p—I (III) wherein m is an integer greater than or equal to 3, and p is an integer equal to or lower than 2, at a) a molar ratio of formula (III) to formula (II) of from about 1:1 to about 6:1, b) a residence time of from about 1 to about 9 seconds, and c) a temperature of from about 450° C. to about 495° C.
Abstract:
An improved process for producing perfluoroalkyl iodides of formula (I) F(CF2CF2)n—I (I) wherein n is an integer from 2 to 3, wherein the improvement comprises contacting at least one perfluoroalkyl iodide of formula (II) and at least one perfluoroalkyl iodide of formula (III) F(CF2CF2)m—I (II) F(CF2CF2)p—I (III) wherein m is an integer greater than or equal to 3, and p is an integer equal to or lower than 2, at a) a molar ratio of formula (III) to formula (II) of from about 1:1 to about 6:1, b) a residence time of from about 1 to about 9 seconds, and c) a temperature of from about 450° C. to about 495° C.
Abstract:
A hyperbranched polymer having pendent olefinic groups and comprising polymer units derived from one or more terminally-unsaturated, acyclic aliphatic diene and polymer units derived from maleic anhydride. Optionally, the hyperbranched polymer may further comprise polymer units derived from one or more 1-alkenes and/or a chain transfer agent. A process to prepare the hyperbranched polymer comprises contacting maleic anhydride with at least one terminally unsaturated acyclic aliphatic diene having at least 7 carbon atoms in the presence of an effective amount of a radical initiator in an aprotic solvent under dilute conditions.
Abstract:
Stain resistant composition comprises a hyperbranched polymer having pendent olefinic groups and comprising polymer units derived from one or more terminally-unsaturated, acyclic aliphatic diene and polymer units derived from maleic anhydride. Optionally, the hyperbranched polymer may further comprise polymer units derived from one or more 1-alkenes and/or a chain transfer agent. A method to provide stain resistance to a substrate comprises applying the stain resistant composition to said substrate. Suitable substrates include textiles and hard surfaces.
Abstract:
A method for imparting resistance to staining to a substrate comprising contacting the substrate with a copolymer comprising the monomers of Formula whereinD is at least one vinyl monomer selected from the group consisting of aryl olefin, alpha olefin and diene,each M is independently H, Ca, Mg, Al, Na, or K,each R1 is independently H, C1-C6 alkyl, or C1-C6 hydroxyalkyl,each R2 is independently linear or branched C1-C12 alkyl, C1-C6 hydroxyalkyl, C6F5, arylalkyl, C6H4OH, R3COOH, or R3SO3H,or R1 and R2 are linked together to form a morpholino or pyrrolidino ring,R3 is linear or branched C1-C12 alkyl, CH(COOH)CH2CH2, C6H4, or C6H3(OH),h1+h2 is h, h is a positive integer,k is zero or a positive integer,i and j are each independently zero or a positive integer,provided that the total of 1) h÷(k+h+i+j) is from about 0.005 to about 0.7, 2) k÷(k+h+i+j) is from about 0.3 to about 0.6, 3) [i+j]÷(k+h+i+j) is 0 to about 0.6, and provided that the sum of 1)+2)+3) is 1.0,said monomers occurring in any sequence.
Abstract:
A low temperature electrolysis process that can be used for producing an alkali metal from an alkali metal halide is provided, which comprises electrolyzing an electrolyte composition comprising at least one alkali metal halide and a co-electrolyte comprising (a) a halide or halides of Group IIIA, Group IB, or Group VIII metals and (b) a halide-donating compound.
Abstract:
A process for the preparation of a thiocyanate of Formula II R.sub.f --A.sub.m --(CH.sub.2).sub.n --SCN II wherein R.sub.f is a C.sub.2 -C.sub.20 perfluoroalkyl radical, or a C.sub.5 -C.sub.38 perfluoroalkyl radical having at least one ether oxygen atom; n is 1 to 3; m is 0 or 1; A is O, S, CO.sub.2, N(R.sub.1)R.sub.2, CON(R.sub.1)R.sub.2, SO.sub.2 N(R.sub.1 R.sub.2 or (OCH.sub.2 CHR.sub.3).sub.a O; wherein a is 3 to about 15; R.sub.1 is H or alkyl radical of 1 to about 4 carbon atoms; R.sub.2 is C.sub.1 -C.sub.12 alkylene; and R.sub.3 is H or CH.sub.2 Cl; said process comprising reacting a fluorinated iodide of Formula I R.sub.f --A.sub.m --(CH.sub.2).sub.n --I I wherein R.sub.f, A, m and n are as defined above, with a thiocyanate salt M.sup.+ (SCN).sup.- wherein M is sodium or potassium, in the presence of a catalyst comprising a quaternary ammonium salt of formula (R.sub.4).sub.3 (R.sub.5)N.sup.+ Y.sup.- wherein R.sub.4 is butyl; R.sub.5 is methyl or butyl; and Y is Cl, Br, I, or HSO.sub.4 ; to yield the fluorinated thiocyanate of Formula II as defined above is disclosed.
Abstract translation:制备式II的硫氰酸盐的方法Rf-Am-(CH 2)n-SCN II,其中R f是C 2 -C 20全氟烷基或具有至少一个醚氧原子的C 5 -C 38全氟烷基; n为1〜3; m为0或1; A是O,S,CO 2,N(R 1)R 2,CON(R 1)R 2,SO 2 N(R 1 R 2或(OCH 2 CHR 3))a;其中a为3至约15; R 1为H或1至约4个碳原子的烷基 ; R 2是C 1 -C 12亚烷基; R 3是H或CH 2 Cl;所述方法包括使式I的Rf-Am-(CH 2)n-II的氟化碘化物,其中Rf,A,m和n如上定义,与硫氰酸酯 盐M +(SCN) - 其中M是钠或钾,在包含式(R4)3(R5)N + Y-的季铵盐的催化剂存在下,其中R 4是丁基; R 5是甲基或丁基; Y 是Cl,Br,I或HSO 4;得到如上定义的式II的氟化硫氰酸酯。