Plant extract compositions for forming protective coatings
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C07C-051/09
C07C-051/36
C07C-067/08
C08G-063/06
C08G-063/00
C09D-167/00
C09D-167/04
A23B-007/16
A23L-003/3454
C09D-005/00
출원번호
US-0680541
(2017-08-18)
등록번호
US-9957215
(2018-05-01)
발명자
/ 주소
Perez, Louis
Mol, Camille
Bakus, II, Ronald C.
Rogers, James
Rodriguez, Gabriel
출원인 / 주소
aPEEL Technology, Inc.
대리인 / 주소
Fenwick & West LLP
인용정보
피인용 횟수 :
1인용 특허 :
47
초록▼
Described herein are methods of preparing cutin-derived monomers, oligomers, or combinations thereof from cutin-containing plant matter. The methods can include heating the cutin-derived plant matter in a solvent at elevated temperature and pressure. In some preferred embodiments, the methods can be
Described herein are methods of preparing cutin-derived monomers, oligomers, or combinations thereof from cutin-containing plant matter. The methods can include heating the cutin-derived plant matter in a solvent at elevated temperature and pressure. In some preferred embodiments, the methods can be carried out without the use of additional acidic or basic species.
대표청구항▼
1. A method of preparing cutin-derived monomers, oligomers, or combinations thereof from cutin-containing plant matter, comprising: obtaining cutin from the cutin-containing plant matter;adding the cutin to a solvent to form a first mixture, the solvent having a boiling point at a first temperature
1. A method of preparing cutin-derived monomers, oligomers, or combinations thereof from cutin-containing plant matter, comprising: obtaining cutin from the cutin-containing plant matter;adding the cutin to a solvent to form a first mixture, the solvent having a boiling point at a first temperature at a pressure of one atmosphere; andheating the first mixture to a second temperature and second pressure, the second temperature being higher than the first temperature and the second pressure being higher than one atmosphere, to form a second mixture comprising the cutin-derived monomers, oligomers, or combinations thereof. 2. The method of claim 1, further comprising separating the solvent from the cutin-derived monomers, oligomers, or combinations thereof in the second mixture to isolate the cutin-derived monomers, oligomers, or combinations thereof. 3. The method of claim 2, further comprising dissolving the isolated cutin-derived monomers, oligomers, or combinations thereof in a second solvent. 4. The method of claim 1, wherein at least a portion of the cutin-derived monomers, oligomers, or combinations thereof in the second mixture are unsaturated. 5. The method of claim 4, further comprising hydrogenating the unsaturated cutin-derived monomers, oligomers, or combinations thereof. 6. The method of claim 1, wherein a rate of depolymerization of the cutin in the solvent is at least 100 times greater at the second temperature and the second pressure than at the first temperature at one atmosphere. 7. The method of claim 1, wherein the second temperature is at least 393 K. 8. The method of claim 7, wherein the second pressure is greater than 5 atm. 9. The method of claim 8, wherein the first mixture is held at the second temperature and second pressure for at least about two hours. 10. The method of claim 7, wherein the second pressure is sufficiently high to maintain at least a portion of the solvent in a liquid phase at the second temperature. 11. The method of claim 1, wherein the solvent is selected from the group consisting of water, glycerol, methanol, ethanol, liquid CO2, and supercritical CO2. 12. The method of claim 1, wherein the solvent is substantially free of added acid or base. 13. The method of claim 1, wherein the process of forming the second mixture results in the production of both saturated and unsaturated fatty acids. 14. The method of claim 13, wherein a concentration of saturated fatty acids is higher than a concentration of unsaturated fatty acids in the second mixture. 15. The method of claim 1, wherein the process of forming the second mixture results in the production of both saturated and unsaturated fatty acid esters. 16. The method of claim 15, wherein a concentration of saturated fatty acid esters is higher than a concentration of unsaturated fatty acid esters in the second mixture. 17. The method of claim 1, wherein a depolymerization reaction at the second temperature results in the cutin-derived monomers, oligomers, or combinations thereof in the second mixture being uncharged. 18. A method of preparing cutin-derived monomers, oligomers, or combinations thereof from cutin-containing plant matter, comprising: obtaining cutin from the cutin-containing plant matter;adding the cutin to a solvent to form a first mixture, the solvent having a boiling point at a first temperature at a pressure of one atmosphere; andheating the first mixture to a second temperature and second pressure, the second temperature being higher than the first temperature and the second pressure being higher than one atmosphere, to form a second mixture comprising a first group of compounds of Formula I: wherein: R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are each independently —H, —OR13, —NR13R14, —SR13, halogen, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or 5- to 10-membered ring heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with —OR13, —NR13R14, —SR13, or halogen;R13 and R14 are each independently —H, —C1-C6 alkyl, —C1-C6 alkenyl, or —C1-C6 alkynyl;R11 is —H, -glyceryl, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or 5- to 10-membered ring heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with —OR13, —NR13R14, —SR13, or halogen;R12 is —OH, —H, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or 5- to 10-membered ring heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with —OR13, —NR13R14, —SR13, halogen, —COOH, or —COOR11; andm, n, and o are each independently an integer in the range of 0 to 30, and 0≤m+n+o≤30. 19. The method of claim 18, wherein forming the second mixture further comprises producing compounds of Formula II: wherein: R1, R2, R4 and R5 are each independently —H, —OR11, —NR11R12, —SR11, halogen, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or 5- to 10-membered ring heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with —OR11, —NR11R12, —SR11, or halogen;R11 and R12 are each independently —H, —C1-C6 alkyl, —C1-C6 alkenyl, or —C1-C6 alkynyl;the symbol represents an optionally single or cis or trans double bond;R3 is —OH and R3′ is selected from the group consisting of —H, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, and aryl when between R3 and R3′ is a single bond, and R3 and R3′ are absent when between R3 and R3′ represents a double bond;R6 is —OH and R6′ is selected from the group consisting of —H, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, and —C6-C10 aryl when between R6 and R6′ is a single bond, and R6 and R6′ are absent when between R6 and R6′ represents a double bond;n is an integer in the range of 0 to 11;m is an integer in the range of 0 to 25; and0≤m+n≤25. 20. The method of claim 19, wherein a concentration of the compounds of Formula I is greater than a concentration of the compounds of Formula II in the second mixture. 21. The method of claim 19, wherein a concentration of the compounds of Formula II is greater than a concentration of the compounds of Formula I in the second mixture. 22. The method of claim 21, further comprising modifying the compounds of Formula II to form a second group of compounds of Formula I. 23. The method of claim 18, wherein forming the second mixture further comprises producing compounds of Formula III: wherein: R1, R2, R5, R6, R9, R10, R11, R12 and R13 are each independently, at each occurrence, —H, —OR14, —NR14R15, —SR14, halogen, —C1-C6 alkyl, —C2-C6 alkenyl, —C2-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with one or more —OR14, —NR14R15, —SR14, or halogen;R3, R4, R7, and R8 are each independently, at each occurrence, —H, —OR14, —NR14R15, —SR14, halogen, —C1-C6 alkyl, —C2-C6 alkenyl, —C2-C6 alkenyl, —C2-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or heteroaryl wherein each alkyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with one or more —OR14, —NR14R15, —SR14, or halogen; orR3 and R4 can combine with the carbon atoms to which they are attached to form a C3-C6 cycloalkyl, a C4-C6 cycloalkenyl, or 3- to 6-membered ring heterocycle; and/orR7 and R8 can combine with the carbon atoms to which they are attached to form a C3-C6 cycloalkyl, a C4-C6 cycloalkenyl, or 3- to 6-membered ring heterocycle;R14 and R15 are each independently, at each occurrence, —H, —C1-C6 alkyl, —C2-C6 alkenyl, or —C2-C6 alkynyl;the symbol represents a single bond or a cis or trans double bond;n is 0, 1, 2, 3, 4, 5, 6, 7 or 8;m is 0, 1, 2 or 3;q is 0, 1, 2, 3, 4 or 5; andr is 0, 1, 2, 3, 4, 5, 6, 7 or 8; andR is selected from —H, —C1-C6 alkyl, —C2-C6 alkenyl, —C2-C6 alkynyl, —C3-C7 cycloalkyl, aryl, 1-glycerol, 2-glycerol, or heteroaryl. 24. The method of claim 23, wherein a concentration of the compounds of Formula I is greater than a concentration of the compounds of Formula III in the second mixture. 25. The method of claim 23, wherein a concentration of the compounds of Formula III is greater than a concentration of the compounds of Formula I in the second mixture. 26. The method of claim 25, further comprising modifying the compounds of Formula III to form a second group of compounds of Formula I. 27. A method of preparing cutin-derived monomers, oligomers, or combinations thereof from cutin-containing plant matter, comprising: obtaining cutin from the cutin-containing plant matter;adding the cutin to a solvent to form a first mixture, the solvent having a boiling point at a first temperature at a pressure of one atmosphere; andheating the first mixture to a second temperature and second pressure, the second temperature being higher than the first temperature and the second pressure being higher than one atmosphere, to form a second mixture comprising a first group of compounds of Formula III: wherein: R1, R2, R5, R6, R9, R10, R11, R12 and R13 are each independently, at each occurrence, —H, —OR14, —NR14R15, —SR14, halogen, —C1-C6 alkyl, —C2-C6 alkenyl, —C2-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with one or more —OR14, —NR14R15, —SR14, or halogen;R3, R4, R7, and R8 are each independently, at each occurrence, —H, —OR14, —NR14R15, —SR14, halogen, —C1-C6 alkyl, —C2-C6 alkenyl, —C2-C6 alkenyl, —C2-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or heteroaryl wherein each alkyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with one or more —OR14, —NR14R15, —SR14, or halogen; orR3 and R4 can combine with the carbon atoms to which they are attached to form a C3-C6 cycloalkyl, a C4-C6 cycloalkenyl, or 3- to 6-membered ring heterocycle; and/orR7 and R8 can combine with the carbon atoms to which they are attached to form a C3-C6 cycloalkyl, a C4-C6 cycloalkenyl, or 3- to 6-membered ring heterocycle;R14 and R15 are each independently, at each occurrence, —H, —C1-C6 alkyl, —C2-C6 alkenyl, or —C2-C6 alkynyl;the symbol represents a single bond or a cis or trans double bond;n is 0, 1, 2, 3, 4, 5, 6, 7 or 8;m is 0, 1, 2 or 3;q is 0, 1, 2, 3, 4 or 5; andr is 0, 1, 2, 3, 4, 5, 6, 7 or 8; andR is selected from —H, —C1-C6 alkyl, —C2-C6 alkenyl, —C2-C6 alkynyl, —C3-C7 cycloalkyl, aryl, 1-glycerol, 2-glycerol, or heteroaryl. 28. The method of claim 27, further comprising modifying the compounds of Formula III to form compounds of Formula I: wherein:R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are each independently —H, —OR13, —NR13R14, —SR13, halogen, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or 5- to 10-membered ring heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with —OR13, —NR13R14, —SR13, or halogen;R13 and R14 are each independently —H, —C1-C6 alkyl, —C1-C6 alkenyl, or —C1-C6 alkynyl;R11 is —H, -glyceryl, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or 5- to 10-membered ring heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with —OR13, —NR13R14, —SR13, or halogen;R12 is —OH, —H, —C1-C6 alkyl, —C1-C6 alkenyl, —C1-C6 alkynyl, —C3-C7 cycloalkyl, aryl, or 5- to 10-membered ring heteroaryl, wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or heteroaryl is optionally substituted with —OR13, —NR13R14, —SR13, halogen, —COOH, or —COOR11; andm, n, and o are each independently an integer in the range of 0 to 30, and 0≤m+n+o≤30. 29. A method of preparing cutin-derived monomers, oligomers, or combinations thereof from cutin-containing plant matter, comprising: obtaining cutin from the cutin-containing plant matter;adding the cutin to a solvent to form a first mixture; andheating the first mixture to a temperature of at least 498K and a pressure of at least 360 psi, thereby forming a second mixture comprising the cutin-derived monomers, oligomers, or combinations thereof. 30. The method of claim 29, wherein the first mixture is held at the temperature of at least 498K and the pressure of at least 360 psi for at least two hours.
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