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1. WO2012057975 - ETHYLENE-BASED POLYMERS AND PROCESSES FOR THE SAME

Note: Text based on automatic Optical Character Recognition processes. Please use the PDF version for legal matters

[ EN ]

CLAIMS

1. An ethylene -based polymer formed from at least the following: ethylene and a "monomeric chain transfer agent (monomeric CTA)," comprising a "copolymerization end" and a "chain transfer end."

2. The ethylene-based polymer of Claim 1, and wherein the "monomeric chain transfer agent" is not a "non-conjugated diunsaturated monomer."

3. The ethylene-based polymer of Claim 1 or Claim 2, wherein the "copolymerization end" of the monomeric chain transfer agent is selected from the group consisting of the following:

a)
where R1 is selected from H, CH3, CH2CH3, CN, or

COCH3;

b)
where R2 is selected from H, CH3, CH2CH3, CN, or

COCH3;

c)
where R3 is selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, or Phenyl;

d) where R4 is selected from H, CH3, CH2CH3, CN, or

COCH3, and R5 is selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, Phenyl, or COCH3;

e)
where R6, R7, R8 are each independently selected from H, or CH2CH3;

f) where R9, R10, R11 are each independently selected from

H, CH3, or CH2CH3;

g)
where R12, R13 are each independently selected from H, CH3,

CH2CH3 or Phenyl;

h )
where R14 is selected from H, CH3, CH2CH3, or CN; and

i)
where R15 is selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, Phenyl.

4. The ethylene-based polymer of any of the previous claims, wherein the "chain transfer end" of the monomeric chain transfer agent is selected from the group consisting the following:

1) where R1 is selected from H, C1-C22 alkyl, C3-C8


cycloalkyl, CN, Phenyl, COCH3, CI, Br, or I;

2)
where R2, R3 are each independently selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, CN, Phenyl, or COCH3;

3)
where n is from 1 to 6;

4)
where R4 is selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, Phenyl, CI, Br, or I;

where R5 is selected from C1-C22 alkyl, C3-C8 cycloalkyl,

Phenyl;

6)
where R6 is selected from C1-C22 alkyl, C3-C8 cycloalkyl, or Phenyl;

7)
where R7, R8 are each independently selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, Phenyl, CI, Br, or I; and X is selected from F, CI, Br, or I;

8)
where X is selected from CI, Br, or I; and n is from 1 to 6;

9) where R9, R10 are each independently selected from H, C1-C22

alkyl, C3-C8 cycloalkyl, CN, Phenyl, or COCH3; and X is selected from CI, Br, or I;

10) where X is selected from CI, Br, or I; and n is from 1 to 6;

11)
where R11, R12 are each independently selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, CN, Phenyl, or COCH3;

12) where n is from 1 to 6;

13) where R13 is selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, or

Phenyl; R14 is selected from H, C1-C22 alkyl, or C3-C8 cycloalkyl; and Z is selected from N or P;

where R15 is selected from H, C1-C22 alkyl, C3-C8


cycloalkyl, or Phenyl; R16 is selected from H, C1-C22 alkyl, or C3-C8 cycloalkyl; Z is selected from N or P; and n is from 1 to 6;

15)
where R17 is selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, or Phenyl; Z is selected from N or P; and n is from 1 to 6;

16) where R18, R19, R20, R21, R22 are each independently


selected from H, C1-C22 alkyl, or C3-C8 cycloalkyl; Z is selected from N or P; and n is from 1 to 6; and

17)
where R23 is selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, or Phenyl; and R24 is selected from H, C1-C22 alkyl, C3-C8 cycloalkyl, CN, Phenyl, COCH3, CI, Br, or I.

5. The ethylene-based polymer of any of the previous claims, wherein the ethylene -based polymer comprises, in reacted form, at least 0.075 moles of the monomeric CTA per 1000 moles of ethylene-based backbone carbons, based on the weight of the polymer.

6. The ethylene-based polymer of any of the previous claims, wherein the monomeric CTA has 1H NMR signals from 3.0 to 5.0 ppm chemical shift.

7. The ethylene-based polymer of any of the previous claims, wherein the ethylene-based polymer has a melt strength [MS] (cN) and melt index 12 (g/10 min) according to the following equation:


8. The ethylene-based polymer of any of the previous claims, wherein the polymer has a strain hardening factor (SHF) greater than 3, at Hencky strain rates from 10 s-1 to 1.0 s-1.

9. A composition comprising the ethylene-based polymer of any of the previous claims.

10. An article comprising at least one component formed from the composition of Claim 9.