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    • 33. 发明申请
    • DIBLOCK COPOLYMERS PREPARED BY CROSS METATHESIS
    • 由交叉METASESIS制备的二嵌段共聚物
    • WO2012134722A2
    • 2012-10-04
    • PCT/US2012/027691
    • 2012-03-05
    • EXXONMOBIL CHEMICAL PATENTS INC.HAGADORN, John, R.RUFF, Charles, J.GANESH, Renuka, N.BRANT, Patrick
    • HAGADORN, John, R.RUFF, Charles, J.GANESH, Renuka, N.BRANT, Patrick
    • C08F10/00C08F297/08C08F4/64C08L23/02C08L53/00
    • C08G61/08C08F297/083C08G61/04C08G2261/418C08L53/00C08L65/00
    • This invention relates to a composition comprising a multiblock polyolefin represented by the formula: PO-C(R 11 )(R 12 )-C(R 13 )=C(R 14 )-C(R 15 )(R 16 )-PO*, or isomers thereof, wherein R 11 , R 12 , R 13 , R 14 , R 15 , and R 16 , are each independently a substituted or unsubstituted C 1 through C 4 hydrocarbyl group or a hydrogen; PO and PO* are polyolefins; PO and PO* are each independently a substituted or unsubstituted hydrocarbyl group having 9 to 4000 carbon atoms, provided that at least one of PO and PO* are C 20 or greater, said polyolefin having: 1) an internal unsaturation as shown by the 13 C NMR peak at between about 128 and about 132 ppm; 2) an Mn ratio "Z" = 0.1 to 10 where Z is the Mn (as determined by 13 C NMR) divided by Mn (as determined according to Gel Permeation Chromotography using polystyrene standards); and 3) optionally, from 0.3(J) and 0.75(J) internal unsaturations per 1000 carbons as determined by 1 H NMR spectroscopy, where J is the number of reactive groups per 1000 carbons for the mixture of vinyl terminated polyolefins that become PO and PO*, before they are coupled by an alkene metathesis catalyst.
    • 本发明涉及一种组合物,其包含由下式表示的多嵌段聚烯烃:PO-C(R11)(R12)-C(R13)= C(R14)-C(R15)(R16)-PO * 其中R11,R12,R13,R14,R15和R16各自独立地为取代或未取代的C1至C4烃基或氢; PO和PO *是聚烯烃; PO和PO *各自独立地为具有9至4000个碳原子的取代或未取代的烃基,条件是PO和PO *中的至少一个为C20或更大,所述聚烯烃具有:1)如13 C NMR所示的内部不饱和度 在约128至约132ppm之间的峰; 2)Mn比“Z”= 0.1〜10,其中Z为Mn(通过13 C NMR测定)除以Mn(根据使用聚苯乙烯标准品的凝胶渗透色谱法测定); 和3)任选地,通过1 H NMR光谱确定的每1000个碳的0.3(J)和0.75(J)内部不饱和度,其中J是成为PO和PO的乙烯基封端的聚烯烃的混合物的每1000个碳的反应性数 *,在它们通过烯烃复分解催化剂偶合之前。