IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0884302
(2004-07-02)
|
등록번호 |
US-7348378
(2008-03-25)
|
발명자
/ 주소 |
- Melancon,Kurt C.
- Fagan,Mark E.
- Pearson,Scott D.
- Hunt,William J.
|
출원인 / 주소 |
- 3M Innovative Properties Company
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
10 |
초록
▼
An adhesive composition includes a polymer adhesive material and a thickener. The adhesive composition has a stringing length of 9 cm or less and a phase lag of 45 degrees or less or a sag distance of 5 mm or less. The adhesive can be formed by combining a vinyl acetate polymer, an alkali swellable
An adhesive composition includes a polymer adhesive material and a thickener. The adhesive composition has a stringing length of 9 cm or less and a phase lag of 45 degrees or less or a sag distance of 5 mm or less. The adhesive can be formed by combining a vinyl acetate polymer, an alkali swellable thickener, an alkali material, and water.
대표청구항
▼
We claim: 1. An adhesive composition consisting of: a vinyl acetate-ethylene copolymer; an alkali swellable thickener; water; and a source of alkalinity; wherein the vinyl acetate-ethylene copolymer is dispersed within the water and the adhesive composition has a pH of 4 to 10; and wherein the adhe
We claim: 1. An adhesive composition consisting of: a vinyl acetate-ethylene copolymer; an alkali swellable thickener; water; and a source of alkalinity; wherein the vinyl acetate-ethylene copolymer is dispersed within the water and the adhesive composition has a pH of 4 to 10; and wherein the adhesive composition has a stringing length of 9 cm or less, a set time of 180 seconds or less, and one or more of the following properties: a phase lag of 45 degrees or less; a viscosity of 3,000 to 50,000 cP; a complex shear modulus of 50 to 1000 Pa; and a sag distance of 10 mm or less. 2. A adhesive composition according to claim 1, wherein the vinyl acetate-ethylene copolymer is present in the adhesive composition at 5 to 75 wt %. 3. An adhesive composition according to claim 2, wherein the alkali swellable thickener is present in the adhesive composition at 0.1 to 10 wt %. 4. An adhesive composition according to claim 1, wherein the vinyl acetate-ethylene copolymer is present in the adhesive composition at 20 to 75 wt %. 5. An adhesive composition according to claim 4, wherein the alkali swellable thickener is present in the adhesive composition at 0.1 to 5 wt %. 6. An adhesive composition according to claim 1, wherein the vinyl acetate-ethylene copolymer is present in the adhesive composition at 50 to 75 wt %. 7. An adhesive composition according to claim 6, wherein the alkali swellable thickener is present in the adhesive composition at 0.1 to 3 wt %. 8. An adhesive composition according to claim 1, wherein the alkali swellable thickener is an anionic alkali swellable acrylic thickener. 9. An adhesive composition according to claim 1, wherein the composition has a total solids content of 5 to 85%. 10. An adhesive composition according to claim 1, wherein the composition has a total solids content of 30 to 85%. 11. An adhesive composition according to claim 1, wherein the composition has a total solids content of 60 to 80%. 12. An adhesive composition according to claim 1, wherein the adhesive composition has a phase lag of 30 degrees or less. 13. An adhesive composition according to claim 7, wherein the adhesive composition has a phase lag of 20 degrees or less. 14. An adhesive composition according to claim 1, wherein the adhesive composition has a sag distance of 2 mm or less. 15. An adhesive composition according to claim 1, wherein the adhesive composition has a sag distance of 5 mm or less. 16. An adhesive composition according to claim 1, wherein the adhesive composition has a phase lag of 45 degrees or less, a viscosity of 3,000 to 50,000 cP, a complex shear modulus of 50 to 1000 Pa, and a sag distance of 10 mm or less. 17. An adhesive composition according to claim 1, wherein the source of alkaline material is selected from the group consisting of ammonia, triethanol amine, phosphates, and mixtures thereof. 18. An adhesive composition consisting of: a vinyl acetate-ethylene copolymer; an alkali swellable thickener; water; a source of alkalinity; and one or more fillers; wherein the vinyl acetate-ethylene copolymer is dispersed within the water and the adhesive composition has a pH of 4 to 10; and wherein the adhesive composition has a stringing length of 9 cm or less, a set time of 180 seconds or less, and one or more of the following properties: a phase lag of 45 degrees or less; a viscosity of 3,000 to 50,000 cP; a complex shear modulus of 50 to 1000 Pa; and a sag distance of 10 mm or less. 19. An adhesive composition according to claim 18, wherein the vinyl acetate-ethylene copolymer is present in the adhesive composition at 5 to 75 wt %. 20. An adhesive composition according to claim 19 wherein the alkali swellable thickener is present in the adhesive composition at 0.1 to 10 wt %. 21. An adhesive composition according to claim 18, wherein the vinyl acetate-ethylene copolymer is present in the adhesive composition at 20 to 75 wt %. 22. An adhesive composition according to claim 21, wherein the alkali swellable thickener is present in the adhesive composition at 0.1 to 5 wt %. 23. An adhesive composition according to claim 18, wherein the vinyl acetate-ethylene copolymer is present in the adhesive composition at 50 to 75 wt %. 24. An adhesive composition according to claim 23, wherein the alkali swellable thickener is present in the adhesive composition at 0.1 to 3 wt %. 25. An adhesive composition according to claim 18, wherein the alkali swellable thickener is an anionic alkali swellable acrylic thickener. 26. An adhesive composition according to claim 18, wherein the composition has a total solids content of 5 to 85%. 27. An adhesive composition according to claim 18, wherein the composition has a total solids content of 30 to 85%. 28. An adhesive composition according to claim 18, wherein the composition has a total solids content of 60 to 80%. 29. An adhesive composition according to claim 18, wherein the adhesive composition has a phase lag of 30 degrees or less. 30. An adhesive composition according to claim 18, wherein the adhesive composition has a phase lag of 20 degrees or less. 31. An adhesive composition according to claim 18, wherein the adhesive composition has a sag distance of 2 mm or less. 32. An adhesive composition according to claim 18, wherein the adhesive composition has a sag distance of 5 mm or less. 33. An adhesive composition according to claim 18, wherein the adhesive composition has a phase lag of 45 degrees or less, a viscosity of 3,000 to 50,000 cP, a complex shear modulus of 50 to 1000 Pa, and a sag distance of 10 mm or less. 34. The adhesive composition of claim 18, wherein the one or more fillers are selected from the group consisting of one or more antioxidant, one or more stabilizer, one or more antiozonant, one or more plasticizer, one or more dye, one or more U.V. absorber, one or more HALS, one or more pigment, and one or more glitter material. 35. An adhesive composition according to claim 18, wherein the source of alkaline material is selected from the group consisting of ammonia, triethanol amine, phosphates, and mixtures thereof. 36. An adhesive composition consisting of: one or more vinyl acetate-ethylene copolymers; one or more alkali swellable thickeners; water; one or more sources of alkalinity; and one or more fillers; wherein the vinyl acetate-ethylene copolymer is dispersed within the water and the adhesive composition has a pH of 4 to 10; and wherein the adhesive composition has a stringing length of 9 cm or less, a set time of 180 seconds or less, and one or more of the following properties: a phase lag of 45 degrees or less; a viscosity of 3,000 to 50,000 cP; a complex shear modulus of 50 to 1000 Pa; and a sag distance of 10 mm or less. 37. An adhesive composition according to claim 36, wherein the adhesive composition has a phase lag of 45 degrees or less, a viscosity of 3,000 to 50,000 cP, a complex shear modulus of 50 to 1000 Pa, and a sag distance of 10 mm or less.
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