Associative polymers and related compositions, methods and systems

Patent metadata

Field	Value
Publication number	US-10494509-B2
Application number	US-201816120065-A
Country	US
Kind code	B2
Filing date	Aug 31, 2018
Priority date	Mar 15, 2013
Publication date	Dec 3, 2019
Grant date	Dec 3, 2019

Abstract

Described herein are associative polymers capable of controlling one or more physical and/or chemical properties of non-polar compositions and related compositions, methods and systems.

First claim

The invention claimed is:

1. A method to control a physical and/or chemical property in a non-polar composition comprising
providing a host composition having a dielectric constant equal to or less than about 5;
providing at least one associative polymer soluble in the host composition;
determining an overlap concentration c*for the at least one associative polymer wherein

c
*

=

3
⁢

M
w

4
⁢

π
⁡

(

R
g
2

)

3
⁢

/

⁢
2

⁢

⁢

N
a

,

wherein M w is the weight averaged molecular weight, R g is the radius of gyration, and N a is Avogadro's constant;
determining a concentration c of the at least one associative polymer in the host composition, the concentration c selected between from about 0.05 c*to about 10 c* depending a physical and/or chemical property to be controlled; and
combining the host composition and the at least one associative polymer herein described at the selected concentration c;

wherein the at least one associative polymer comprises:
a linear, branched, or hyperbranched polymer backbone having at least two ends and a functional group presented at two or more ends of the at least two ends of the backbone:
wherein the linear, branched, or hyperbranched polymer backbone is substantially soluble in the host composition, and the functional group is capable of undergoing an associative interaction with another functional group with an association constant (k) of from 0.1<log 10 k<18.

2. The method of claim 1 wherein the concentration c is between 0.5 c* to 2 c* and the physical and/or chemical property is mist control.

3. The method of claim 1 wherein the concentration c is less than approximately c*and the physical and/or chemical property is fuel efficiency.

4. The method of claim 1 wherein the concentration c is between 0.1 c*and 0.5 c* and the physical and/or chemical property is fuel efficiency.

5. The method of claim 1 wherein the concentration c is below or approximately equal c* and the physical and/or chemical property is drag reduction and/or enhanced lubrication.

6. The method of claim 1 wherein the concentration c is between 0.05 c*to c* and the physical and/or chemical property is drag reduction and/or enhanced lubrication.

7. The method of claim 1 wherein the concentration c is greater than c* and the physical and/or chemical property is converting a liquid into a gel.

8. The method of claim 1 wherein the concentration c is between 2 c* to 10 c* and the physical and/or chemical property is converting a liquid into a gel.

9. The method of claim 1 , wherein the at least one associative polymer has a weight averaged molecular weight equal to or lower than about 2,000,000 g/mol.

10. The method of claim 1 , wherein the at least one associative polymer has a weight averaged molecular weight is equal to or lower than about 2,000,000 g/mol and/or a M w equal to or higher than about 100,000 g/mol.

11. The method of claim 1 , wherein the at least one associative polymer has a weight averaged molecular weight is between about 100,000 g/mol and about 1,000,000 g/mol.

12. The method of claim 1 , wherein the functional group is a carboxylic acid and the other functional group is a carboxylic acid, or the functional group is a carboxylic acid and the other functional group is an amine, or the functional group is an alcohols and the other functional group is an amine, or the functional group is an alcohol and the another functional group is a carboxylic acid, or the functional group is a diacetamidopyridine and the another functional group is a thymine, or the functional group is a Hamilton Receptor and the another functional group is a cyanuric acid.

13. The method of claim 1 , wherein the another functional groups is presented at least one end of the at least two ends of a same associative polymer.

14. The method of claim 1 , wherein the another functional groups is presented at least one end of a different associative polymer.

15. The method of claim 1 , having a structural unit of formula [[FG-chain [node] (I) and optionally the structural unit of formula node chain] (II)
wherein:
FG is a functional group, which can comprise one or more associative moieties such that the functional group are capable of undergoing an associative interaction with another functional group with an association constant (k) in a range from 0.1<log 10 k<18;
chain is a non-polar polymer substantially soluble in a non-polar composition, the polymer having formula (III):
R 1 -[A] n R 2   (III)

in which:
A is a chemical moiety;
R 1 and R 2 are independently selected from any carbon based or organic group;
and
n is an integer ≥1;
node is a covalently linked moiety linking one of R 1 and R 2 of at least one first chain with one of the R 1 and R 2 of at least one second chain;

and wherein
the FG, chain and node of different structural units of the polymer can be the same or different.

16. The method of claim 15 , wherein the functional group is selected from diacetamidopyridine group, thymine group, Hamilton Receptor group, cyanuric acid group, carboxylic acid group, primary secondary or tertiary amine group, primary secondary and tertiary alcohol group.

17. The method of claim 15 , wherein A is be a diene, olefin, styrene, acrylonitrile, methyl methacrylate, vinyl acetate, dichlorodimethylsilane, tetrafluoroethylene, acids, esters, amides, amines, glycidyl ethers, and isocyanates.

18. The method of claim 15 , wherein n is equal to or greater than 200 or equal to or greater than 800.

19. The method of claim 18 , wherein R 1 and R 2 are independently substituted or unsubstituted methine or methylene groups.

20. The method of claim 1 , wherein the host composition is a hydrocarbon composition, a fluorocarbon composition or a silicone composition.

21. The method of claim 1 , wherein the host composition is crude oil.

22. The method of claim 1 , wherein the host composition is pentane, hexane, cyclohexane, benzene, toluene, chloroform and diethyl ether, liquefied petroleum gas, liquid methane, butane, gasoline, kerosene, jet fuel and diesel fuel.

23. The method of claim 1 , wherein the host

Assignees

• California Inst Of Techn

Inventors

• Kornfield Julia A
• Wei Ming-Hsin
• Jones Simon
• Sarohia Virendra

Classifications

• C10L1/2366

  homo- or copolymers derived from unsaturated compounds containing amine groups (C10L1/221 takes precedence) · CPC title

• C08G83/008

  Supramolecular polymers · CPC title

• C10L10/00

  Use of additives to fuels or fires for particular purposes (additives for liquid carbonaceous fuels characterised by their chemical nature C10L1/10; using binders for briquetting solid fuels C10L5/10; using additives to improve the combustion of solid fuels C10L9/10) · CPC title

• C10L10/02

  for reducing smoke development · CPC title

• C10L1/2368

  homo- or copolymers derived from unsaturated compounds containing heterocyclic compounds containing nitrogen in the ring (C10L1/221 takes precedence) · CPC title