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| 국가/구분 | United States(US) Patent 등록 |
|---|---|
| 국제특허분류(IPC7판) |
|
| 출원번호 | US-0888876 (2007-08-02) |
| 등록번호 | US-8088867 (2012-01-03) |
| 발명자 / 주소 |
|
| 출원인 / 주소 |
|
| 인용정보 | 피인용 횟수 : 7 인용 특허 : 859 |
The invention relates to a polymer blend prepared by the process of combining under polymerization conditions: (A) a first catalyst capable of producing a first crystalline polymer having an Mw of 100,000 or less, (B) a second catalyst capable of preparing a second amorphous polymer having an Mw of
The invention relates to a polymer blend prepared by the process of combining under polymerization conditions: (A) a first catalyst capable of producing a first crystalline polymer having an Mw of 100,000 or less, (B) a second catalyst capable of preparing a second amorphous polymer having an Mw of 100,000 or less and differing in chemical or physical properties from the first polymer under equivalent polymerization conditions, (C) a cocatalyst, activator, scavenger, or combination thereof, and (D) one or more olefins; wherein the polymer blend is formed in-situ, comprises crystalline polymer segments and amorphous polymer segments, and has an Mw of 100,000 or less.
1. A polymer prepared by the process of combining under polymerization conditions: (A) a first catalyst capable of producing a first crystalline polymer having an Mw of 100,000 or less, the first catalyst having the formula wherein A′ is a bridging group,M is zirconium, hafnium or titanium,X1 and X
1. A polymer prepared by the process of combining under polymerization conditions: (A) a first catalyst capable of producing a first crystalline polymer having an Mw of 100,000 or less, the first catalyst having the formula wherein A′ is a bridging group,M is zirconium, hafnium or titanium,X1 and X2 are, independently, hydride radicals, hydrocarbyl radicals, substituted hydrocarbyl radicals, halocarbyl radicals, substituted halocarbyl radicals, and hydrocarbyl- and halocarbyl-substituted organometalloid radicals, halogen, alkoxide, aryloxide, amide, or phosphide,S″v are, independently, a radical group which is a hydrocarbyl, substituted-hydrocarbyl, halocarbyl, substituted-halocarbyl, hydrocarbyl-substituted organometalloid, halocarbyl-substituted organometalloid, disubstituted boron, halogen radicals, or form a C4 to C20 ring to give a saturated or unsaturated polycyclic cyclopentadienyl ligand where the subscript “v” denotes the carbon atom on the Cp-ring to which the substituent is bonded;(B) a second catalyst capable of preparing a second amorphous polymer having an Mw of 100,000 or less and differing in chemical or physical properties from the first polymer under equivalent polymerization conditions,(C) a cocatalyst, activator, scavenger, or combination thereof, and(D) one or more olefins; wherein the polymer is formed in-situ, comprises crystalline polymer segments and amorphous polymer segments, and has an Mw of 100,000 or less. 2. An olefin polymer comprising C2 to C20 olefins where the polymer is the reaction product resulting from the continuous process of combining under polymerization conditions: (A) a first catalyst capable of producing a first crystalline polymer having an Mw of 100,000 or less, the first catalyst having the formula wherein A′ is a bridging group,M is zirconium, hafnium or titanium,X1 and X2 are, independently, hydride radicals, hydrocarbyl radicals, substituted hydrocarbyl radicals, halocarbyl radicals, substituted halocarbyl radicals, and hydrocarbyl- and halocarbyl-substituted organometalloid radicals, halogen, alkoxide, aryloxide, amide, or phosphide,S″v are, independently, a radical group which is a hydrocarbyl, substituted-hydrocarbyl, halocarbyl, substituted-halocarbyl, hydrocarbyl-substituted organometalloid, halocarbyl-substituted organometalloid, disubstituted boron, halogen radicals, or form a C4 to C20 ring to give a saturated or unsaturated polycyclic cyclopentadienyl ligand where the subscript “v” denotes the carbon atom on the Cp-ring to which the substituent is bonded;(B) a second catalyst capable of preparing a second amorphous polymer having an Mw of 100,000 or less and differing in chemical or physical properties from the first polymer under equivalent polymerization conditions,(C) a cocatalyst, activator, scavenger, or combination thereof, and(D) one or more olefins; wherein the polymer is formed in-situ, comprises crystalline polymer segments and amorphous polymer segments, and has an Mw of 100,000 or less. 3. The olefin polymer of claim 2, wherein the activator is a metal compound or complex. 4. The olefin polymer of claim 2, wherein the activator is a organometallic compound or complex. 5. The olefin polymer of claim 2, wherein the activator is an organoaluminum compound. 6. The olefin polymer of claim 2, wherein the activator is an aluminum alkyl compound. 7. The olefin polymer of claim 2, wherein the activator is an oligomeric compound containing —Al(R1)—O— sub-units, where R1 is an alkyl group. 8. The olefin polymer of claim 2, wherein the activator is a neutral stoichiometric activator selected from the group tri-substituted boron, tellurium, aluminum, gallium and indium, or mixtures thereof and three substituent groups are each independently selected from alkyls, alkenyls, halogen, substituted alkyls, aryls, arylhalides, alkoxy and halides. 9. The olefin polymer of claim 2, wherein the activator is trimethylaluminum, triethylaluminum, triisobutylaluminum, tri-n-hexylaluminum, tri-n-octylaluminum, or diethyl aluminum chloride. 10. The olefin polymer of claim 2, wherein the activator is represented by the formula: M3M4vX2cR2b-c wherein M3 is a metal from Group 1 to 3 and 12 to 13 of the Periodic Table of Elements;M4 is a metal of Group 1 of the Periodic Table of Elements;v is a number from 0 to 1;each X2 is any halogen;c is a number from 0 to 3;each R2 is a monovalent hydrocarbon radical or hydrogen;b is a number from 1 to 4;b minus c is at least 1. 11. The olefin polymer of claim 2, wherein the activator is represented by the formula: M3R2k,wherein M3 is a Group IA, IIA, IIB or IIIA metal,k equals 1, 2 or 3 depending upon the valency of M3 which valency in turn normally depends upon the particular Group to which M3 belongs; andeach R2 is a monovalent hydrocarbon radical. 12. The olefin polymer of claim 10, wherein M3 is aluminum or zinc. 13. The olefin polymer of claim 2, wherein the activator is dialkyl zinc. 14. The olefin polymer of claim 2, wherein the activator is dibutyl zinc. 15. The olefin polymer of claim 2, wherein the activator is selected from the group consisting of vinyl chloride, vinyl fluoride, vinyl bromide, or combinations thereof. 16. The olefin polymer of claim 2, wherein the activator is a tri-substituted ammonium salt that includes boron. 17. The olefin polymer of claim 2, wherein the activator is selected from the group: N,N-dimethylanilinium tetra(perfluorophenyl)borate, N,N-dimethylanilinium tetrakis(perfluoronapthyl)borate, N,N-dimethylanilinium tetrakis(perfluorobiphenyl)borate, N,N-dimethylanilinium tetrakis(3,5-bis(trifluoromethyl)phenyl)borate, triphenylcarbenium tetrakis(perfluoronapthyl)borate, triphenylcarbenium tetrakis(perfluorobiphenyl)borate, triphenylcarbenium tetrakis(3,5-bis(trifluoromethyl)phenyl)borate, or triphenylcarbenium tetra(perfluorophenyl)borate. 18. The olefin polymer of claim 2, wherein the activator is an organometallic cocatalyst selected from: methyllithium, butyllithium, dihexylmercury, butylmagnesium, diethylcadmium, benzylpotassium, diethylzinc, tri-n-butylaluminum, diisobutyl ethylboron, diethylcadmium, di-n-butylzinc and tri-n-amylboron, tri-hexyl-aluminum, triethylaluminum, trimethylaluminum, or tri-isobutylaluminum. 19. The olefin polymer of claim 2, wherein the process is a solution process. 20. The olefin polymer of claim 2, wherein the second catalyst has the formula wherein A′ is a bridging group,M is zirconium, hafnium or titanium,X1 and X2 are, independently, hydride radicals, hydrocarbyl radicals, substituted hydrocarbyl radicals, halocarbyl radicals, substituted halocarbyl radicals, and hydrocarbyl- and halocarbyl-substituted organometalloid radicals, halogen, alkoxide, aryloxide, amide, or phosphide,S″v are, independently, a radical group which is a hydrocarbyl, substituted-hydrocarbyl, halocarbyl, substituted-halocarbyl, hydrocarbyl-substituted organometalloid, halocarbyl-substituted organometalloid, disubstituted boron, halogen radicals, or form a C4 to C20 ring to give a saturated or unsaturated polycyclic cyclopentadienyl ligand where the subscript “v” denotes the carbon atom on the Cp-ring to which the substituent is bonded. 21. The olefin polymer of claim 2, wherein the second catalyst has the formula: wherein A′ is a bridging group,JS′z-2 is a heteroatom ligand in which J is: an element from Group 15 of the Periodic Table of Elements with a coordination number of 3, oran element from Group 16 with a coordination number of 2,S′ is a radical group which is a hydrocarbyl, substituted hydrocarbyl, halocarbyl, substituted halocarbyl, hydrocarbyl-substituted organometalloid, or halocarbyl-substituted organometalloid; andz is the coordination number of the element J,X1 and X2 are, independently, hydride radicals, hydrocarbyl radicals, substituted hydrocarbyl radicals, halocarbyl radicals, substituted halocarbyl radicals, and hydrocarbyl- and halocarbyl-substituted organometalloid radicals, halogen, alkoxide, aryloxide, amide, or phosphide,L′ is an olefin, diolefin aryne ligand, an amine, phosphine, ether, or sulfide ligand w is an integer from 0 to 3, andM is zirconium, hafnium or titanium. 22. The olefin polymer of claim 2, wherein the first catalyst is a racemic metallocene selected from: dimethylsilylbis(indenyl) zirconium dichloride, dimethylsilylbis(indenyl) zirconium dimethyl, ethylenebis(indenyl) zirconium dichloride, ethylenebis(indenyl) zirconium dimethyl, dimethylsilylbis(tetrahydorindenyl) zirconium dichloride, dimethylsilylbis(tetrahydorindenyl) zirconium dimethyl, ethylenebis(tetrahydorindenyl) zirconium dichloride, ethylenebis(tetrahydorindenyl) zirconium dimethyl, dimethylsilylbis(2-methylindenyl) zirconium dichloride, dimethylsilylbis(2-methylindenyl) zirconium dimethyl, ethylenebis(2-methylindenyl) zirconium dichloride, ethylenebis(2-methylindenyl) zirconium dimethyl, dimethylsilylbis(2-methyl-4 phenylindenyl) zirconium dichloride, dimethylsilylbis(2-methyl-4-phenylindenyl) zirconium dimethyl, ethylenebis(2-methyl-4-phenylindenyl) zirconium dichloride, ethylenebis(2-methyl-4-phenylindenyl) zirconium dimethyl, dimethylsilylbis(4,7-dimethylindenyl) zirconium dichloride, dimethylsilylbis(4,7-dimethylindenyl) zirconium dimethyl, ethylenebis(4,7-dimethylindenyl) zirconium dichloride, ethylenebis(4,7-dimethylindenyl) zirconium dimethyl, dimethylsilylbis(indenyl) hafnium dichloride, dimethylsilylbis(indenyl) hafnium dimethyl, ethylenebis(indenyl) hafnium dichloride, ethylenebis(indenyl) hafnium dimethyl, dimethylsilylbis(tetrahydorindenyl) hafnium dichloride, dimethylsilylbis (tetrahydorindenyl) hafnium dimethyl, ethylenebis(tetrahydorindenyl) hafnium dichloride, ethylenebis(tetrahydorindenyl) hafnium dimethyl, dimethylsilylbis(2-methylindenyl) hafnium dichloride, dimethylsilylbis(2-methylindenyl) hafnium dimethyl, ethylenebis(2-methylindenyl) hafnium dichloride, ethylenebis(2-methylindenyl) hafnium dimethyl, dimethylsilylbis(2-methyl-4-phenylindenyl) hafnium dichloride, dimethylsilylbis(2-methyl-4-phenylindenyl) hafnium dimethyl, ethylenebis(2-methyl-4-phenylindenyl) hafnium dichloride, ethylenebis(2-methyl-4-phenylindenyl) hafnium dimethyl, dimethylsilylbis(4,7-dimethylindenyl) hafnium dichloride, dimethylsilylbis(4,7-dimethylindenyl) hafnium dimethyl, ethylenebis(4,7-dimethylindenyl) hafnium dichloride, and ethylenebis(4,7-dimethylindenyl) hafnium dimethyl. 23. The olefin polymer of claim 2, wherein the second catalyst is: dimethylsilyl(tetramethylcyclopentadienyl)(cyclododecylamido) titanium dichloride, dimethylsilyl(tetramethylcyclopentadienyl)(t-butylamido) titanium dichloride, dimethylsilyl(tetramethylcyclopentadienyl)(cyclohexylamido) titanium dichloride, dimethylsilyl(tetramethylcyclopentadienyl)(1-adamantylamido) titanium dichloride, dimethylsilyktetramethylcyclop entadienyl)(exo-2-norbornylamido) titanium dichloride, dimethylsilyl(tetramethylcyclop entadienyl)(cyclododecylamido) titanium dimethyl, dimethylsilyl(tetramethylcyclopentadienyl)(t-butylamido) titanium dimethyl, dimethylsilyl(tetramethylcyclopentadienyl)(cyclohexylamido) titanium dimethyl, dimethylsilyl(tetramethylcyclopentadienyl)(1-adamantylamido) titanium dimethyl, or dimethylsilyktetramethylcyclopentadienyl)(exo-2-norbornylamido) titanium dimethyl. 24. The olefin polymer of claim 2, wherein the polymer prepared by the first catalyst has a crystallinity of 50% or more under selected polymerization conditions and the polymer prepared by the second catalyst has a crystallinity of 5% or less under selected polymerization conditions, and the first and second polymers are formed and joined simultaneously in-situ. 25. The olefin polymer of claim 2, wherein the polymer has a branching index (g′) of 0.4-0.98 measured at the Mz of the polymer. 26. The olefin polymer of claim 2, wherein the polymer branching index (g′) is 0.90-0.98 measured at the Mz of the polymer. 27. The olefin polymer of claim 2, wherein the polymer is a propylene copolymer, ethylene copolymer, or a propylene ethylene copolymer. 28. The olefin polymer of claim 2, wherein the polymer has a Brookfield viscosity of 8000 mPa-sec or less.
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