Protein-containing emulsions and adhesives, and manufacture and use thereof
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C09J-189/00
C08H-001/00
C08G-018/10
C08G-018/64
C08G-018/70
C08L-097/02
C09J-005/00
C09J-175/08
C08L-023/08
출원번호
US-0067238
(2016-03-11)
등록번호
US-9909044
(2018-03-06)
발명자
/ 주소
Parker, Anthony A.
Marcinko, Joseph J.
출원인 / 주소
Evertree
대리인 / 주소
Goodwin Procter LLP
인용정보
피인용 횟수 :
0인용 특허 :
131
초록
This invention provides emulsions and adhesives comprising proteins that can be isolated from a variety of sources including renewable plant biomass, and methods of making and using such emulsions and adhesives.
대표청구항▼
1. An adhesive composition comprising: (a) from about 5% to about 90% (w/w) of a reactive prepolymer;(b) from about 10% to about 99% (w/w) of an isolated polypeptide composition capable of dispersing the reactive prepolymer in an aqueous medium, wherein the isolated polypeptide composition is derive
1. An adhesive composition comprising: (a) from about 5% to about 90% (w/w) of a reactive prepolymer;(b) from about 10% to about 99% (w/w) of an isolated polypeptide composition capable of dispersing the reactive prepolymer in an aqueous medium, wherein the isolated polypeptide composition is derived from corn, wheat, sunflower, cotton, rapeseed, canola, castor, soy, camelina, flax, jatropha, mallow, peanuts, tobacco, whey, or a combination thereof; and(c) one or more additives. 2. The composition of claim 1, wherein the reactive prepolymer is a polyisocyanate-based prepolymer, an epoxy-based prepolymer, a latex prepolymer, or a combination thereof. 3. A two-part adhesive composition comprising: (a) a first part (Part A) comprising from about 5% to about 90% (w/w) of a reactive prepolymer, wherein the reactive prepolymer is a polyisocyanate-based prepolymer, an epoxy-based prepolymer, or a combination thereof;(b) a second part (Part B) comprising from about 10% to about 99% (w/w) of an isolated polypeptide composition capable of dispersing the reactive prepolymer in an aqueous medium, wherein the isolated polypeptide composition is derived from corn, wheat, sunflower, cotton, rapeseed, canola, castor, soy, camelina, flax, jatropha, mallow, peanuts, tobacco, whey, or a combination thereof; and(c) one or more additives. 4. The composition of claim 1, further comprising a catalyst. 5. An adhesive composition comprising: (a) from about 5% to about 90% (w/w) of a reactive prepolymer selected from the group consisting of an organic polyisocyanate, and a reaction product between an organic polyisocyanate and a polypeptide, a polyol, an amine based polyol, an amine containing compound, a hydroxy containing compound, or a combination thereof;(b) from about 10% to about 99% (w/w) of an isolated polypeptide composition capable of dispersing the reactive prepolymer in an aqueous medium, wherein the isolated polypeptide composition is derived from corn, wheat, sunflower, cotton, rapeseed, canola, castor, soy, camelina, flax, jatropha, mallow, peanuts, tobacco, whey, or a combination thereof;(c) one or more additives; and(d) an optional catalyst. 6. An adhesive composition comprising: (a) from about 5% to about 90% (w/w) of a reactive prepolymer; and(b) from about 10% to about 90% (w/w) of an isolated water-soluble polypeptide composition, wherein the isolated water-soluble polypeptide composition is derived from corn, wheat, sunflower, cotton, rapeseed, canola, castor, soy, camelina, flax, jatropha, mallow, peanuts, tobacco, whey, or a combination thereof, comprising one or more of the following features: (a) an amide-I absorption band between about 1633 cm−1 and 1680 cm−1, as determined by solid state FTIR;(b) an amide-II band between approximately 1522 cm−1 and 1560 cm−1, as determined by solid state FTIR;(c) two prominent 1° amide N—H stretch absorption bands centered at about 3200 cm−1, and at about 3300 cm−1, as determined by solid state FTIR;(d) a prominent cluster of protonated nitrogen nuclei defined by 15N chemical shift boundaries at about 94 ppm and at about 100 ppm, and 1H chemical shift boundaries at about 7.6 ppm and at about 8.1 ppm, as determined by solution state, two-dimensional proton-nitrogen coupled NMR;(e) an average molecular weight of between about 600 and about 2,500 Daltons;(f) an inability to stabilize an oil-in-water emulsion, wherein, when an aqueous solution comprising 14 parts by weight of protein dissolved or dispersed in 86 parts by weight of water is admixed with 14 parts by weight of PMDI, the aqueous solution and the PMDI produce an unstable suspension that macroscopically phase separates under static conditions within five minutes after mixing; and(c) one or more additives. 7. The adhesive of claim 6, further comprising a catalyst. 8. The adhesive of claim 6, wherein the reactive prepolymer is a polyisocyanate-based prepolymer, an epoxy-based prepolymer, a latex-based prepolymer, a latex prepolymer, or a combination thereof. 9. The composition of claim 2, wherein the polyisocyanate-based prepolymer is an organic polyisocyanate; or a reaction product between an organic polyisocyanate and a polypeptide, a polyol, an amine based polyol, an amine containing compound, a hydroxy containing compound, or a combination thereof. 10. The composition of claim 1, wherein the polypeptide composition is derived from corn, wheat, sunflower, cotton, rapeseed, canola, soy, camelina, whey, or a combination thereof. 11. The composition of claim 4, wherein the catalyst is a primary amine, a secondary amine, a tertiary amine, an organometallic compound, or a combination thereof. 12. The composition of claim 2, wherein the polyisocyanate-based reactive prepolymer is a polymer comprising a terminal reactive isocyanate group. 13. The composition of claim 2, wherein the epoxy-based prepolymer is an epoxide containing compound, or is a reaction product between an epoxy and a polypeptide, a polyol, an amine based polyol, an amine containing compound, a hydroxy containing compound, or a combination thereof. 14. The composition of claim 13, wherein the epoxy is selected from the group consisting of a diglycidyl ether of bisphenol-A, a diglycidyl ether of bisphenol-A alkoxylate, an epoxy novolac resin, expoxidized soy oil, epoxidized linseed oil, epichlorohydrin, a glycidyl ether-type epoxy resin derived from a polyphenol by reaction with epichlorohydrin, and a combination thereof. 15. The composition of claim 9, wherein the polyol is amine alkoxylate, polyoxypropylene glycol, propylene glycol, propane diol, glycerin, or a mixture thereof. 16. The composition of claim 1, wherein the prepolymer is an organic polyisocyanate selected from the group consisting of polymeric diphenylmethane diisocyanate (PMDI), 4,4′-methylenediphenyl, diisocyanate (4,4′-MDI), 2,4-methylenediphenyl, diisocyanate (2,4-MDI), or a combination thereof. 17. A method of bonding a first article to a second article comprising: (a) depositing on a surface of the first article the adhesive composition of claim 1 thereby to create a binding area; and(b) contacting the binding surface with a surface of the second article thereby to bond the first surface to the second surface. 18. An article comprising two or more components bonded together using the adhesive composition of claim 1. 19. The article of claim 18, wherein the bonded components are selected from the group consisting of paper, wood, glass, metal, fiberglass, wood fiber, ceramic, ceramic powder, plastic, and a combination thereof. 20. The composition of claim 1, wherein the additive comprises a viscosifying agent. 21. The composition of claim 2, wherein the additive comprises a viscosifying agent. 22. The composition of claim 1, wherein the additive is an amine-functional compound. 23. The composition of claim 2, wherein the additive is an amine-functional compound. 24. The two-part adhesive composition of claim 3, wherein the additive comprises a viscosifying agent. 25. The adhesive composition of claim 5, wherein the additive comprises a viscosifying agent. 26. The adhesive composition of claim 6, wherein the additive comprises a viscosifying agent. 27. The two-part adhesive composition of claim 3, wherein the additive is an amine-functional compound. 28. The adhesive composition of claim 5, wherein the additive is an amine-functional compound. 29. The adhesive composition of claim 6, wherein the additive is an amine-functional compound. 30. The adhesive composition of claim 1, wherein the additive is urea. 31. The adhesive composition of claim 2, wherein the additive is urea. 32. The two-part adhesive composition of claim 3, wherein the additive is urea. 33. The adhesive composition of claim 5, wherein the additive is urea. 34. The adhesive composition of claim 6, wherein the additive is urea. 35. The adhesive composition of claim 1, wherein the aqueous medium is water. 36. The method of claim 17, further comprising the step of, after step (b), permitting the adhesive composition to cure. 37. The method of claim 36, wherein curing comprises applying pressure, heat or both pressure and heat. 38. The method of claim 17, wherein the first article, the second article, or both the first and second articles are lignocellulosic materials, or composite materials containing lignocellulosic material. 39. An article produced by the method of claim 17. 40. An article produced using the adhesive composition of claim 1. 41. The article of claim 40, wherein the article is a composite. 42. The article of claim 40, wherein the article comprises a lignocellulosic component. 43. The article of claim 40, wherein the adhesive comprises from about 30% to about 70% (w/w) of an organic polyisocyanate. 44. The article of claim 41, wherein the composite is chip board, particle board, fiber board, plywood, laminated veneer lumber, glulam, laminated whole lumber, laminated composite lumber, composite wooden I-beans, medium density fiberboard, high density fiberboard, extruded wood, or fiberglass.
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