US5654387A
Expired / Lapsed
US
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Pressure sensitive adhesives
Assignee: 3M Co
•
Filing: 1996-08-16
•
Granted: 1997-08-05
•
Expires: 2016-08-16
Abstract
Abstract Pressure sensitive adhesives and tackified pressure sensitive adhesives that are the polymerization product of an acrylic acid ester of a monohydric alcohol whose homopolymer has a T g less than 0° C.; a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a T g greater than 15° C; and 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a T g greater than 15° C.
Inventors
- 👤 Greggory S. Bennett
- 👤 Christopher A. Haak
- 👤 Craig A. Gustafson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:42
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/30; F16F9/306; C; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/16; C08F220/18; C08F220/1806; C08F220/1808; C08F220/1811; C08F220/1812; C09; C09J; C09J4/00; C09J7/00; C09J7/30; C09J7/38; C09J7/381; C09J7/385; C09J9/00; C09J9/02; C09J2301/00; C09J2301/30; C09J2301/302; C09J2301/40; C09J2301/416; H; H05; H05K; H05K3/00; H05K3/30; H05K3/32; H05K3/321; H05K3/323; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
125 words
A damping construction comprising at least one layer of a viscoelastic material applied to a vibratory solid article, said viscoelastic material comprising the reaction product of starting materials consisting of: (a) 3-97 parts by weight of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C.; (b) 3-97 parts by weight of a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a Tg greater than 15° C.; and (c) 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a Tg greater than 15° C., and substantially no epoxy component, said viscoelastic material being substantially non-tacky at room temperature.
Claim 2
Dependent Claim
125 words
A damping construction comprising at least one layer of a viscoelastic material applied to a vibratory solid article, said viscoelastic material comprising the reaction product of starting materials consisting of: (a) 3-97 parts by weight of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C.; (b) 3-97 parts by weight of a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a Tg greater than 15° C.; and (c) 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a Tg greater than 15° C., and substantially no epoxy component, said viscoelastic material being substantially non-tacky at room temperature.
Claim 3
Dependent Claim
170 words
A damping construction comprising at least one layer of a composition applied to a vibratory solid article, said composition consisting essentially of a pressure sensitive adhesive polymer consisting of the reaction product of: (a) 25-97 parts by weight of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C.; (b) 3-75 parts by weight of a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a Tg greater than 15° C.; and (c) 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a Tg greater than 15° C., the relative amounts of said acrylic acid ester, said non-polar ethylenically unsaturated monomer, and said polar ethylenically unsaturated monomer being chosen such that the 90° peel adhesion of said reaction product to a polypropylene surface is at least 2 lbs/0.5 in. after a 72 hour dwell at room temperature as measured according to Test Procedure B-I.
Claim 4
Dependent Claim
170 words
A damping construction comprising at least one layer of a composition applied to a vibratory solid article, said composition consisting essentially of a pressure sensitive adhesive polymer consisting of the reaction product of: (a) 25-97 parts by weight of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C.; (b) 3-75 parts by weight of a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a Tg greater than 15° C.; and (c) 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a Tg greater than 15° C., the relative amounts of said acrylic acid ester, said non-polar ethylenically unsaturated monomer, and said polar ethylenically unsaturated monomer being chosen such that the 90° peel adhesion of said reaction product to a polypropylene surface is at least 2 lbs/0.5 in. after a 72 hour dwell at room temperature as measured according to Test Procedure B-I.
Claim 5
Dependent Claim
173 words
A damping construction comprising at least one layer of a composition applied to a vibratory solid article, said composition consisting essentially of a pressure sensitive adhesive polymer consisting of the reaction product of: (a) 25-97 parts by weight of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C.; (b) 3-75 parts by weight of a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a Tg greater than 15° C.; and (c) 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a Tg greater than 15° C., the relative amounts of said acrylic acid ester, said non-polar ethylenically unsaturated monomer, and said polar ethylenically unsaturated monomer being chosen such that the 90° peel adhesion of said reaction product to a surface provided with 1.5±0.25 mg/in 2 oil is greater than zero after a 10 second dwell at room temperature as measured according to Test Procedure B-II.
Claim 6
Dependent Claim
173 words
A damping construction comprising at least one layer of a composition applied to a vibratory solid article, said composition consisting essentially of a pressure sensitive adhesive polymer consisting of the reaction product of: (a) 25-97 parts by weight of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C.; (b) 3-75 parts by weight of a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a Tg greater than 15° C.; and (c) 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a Tg greater than 15° C., the relative amounts of said acrylic acid ester, said non-polar ethylenically unsaturated monomer, and said polar ethylenically unsaturated monomer being chosen such that the 90° peel adhesion of said reaction product to a surface provided with 1.5±0.25 mg/in 2 oil is greater than zero after a 10 second dwell at room temperature as measured according to Test Procedure B-II.
Claim 7
Dependent Claim
143 words
A damping construction comprising at least one layer of a composition applied to a vibratory solid article, said composition consisting essentially of a pressure sensitive adhesive polymer consisting of: (a) the reaction product of: (i) 25-98 parts by weight of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C.; (ii) 2-75 parts by weight of a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a Tg greater than 15° C.; and (iii) 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a Tg greater than 15° C.; and (b) at least one tackifier that is miscible in said reaction product at room temperature, with the proviso that the pressure sensitive adhesive contains essentially no emulsifier.
Claim 8
Dependent Claim
143 words
A damping construction comprising at least one layer of a composition applied to a vibratory solid article, said composition consisting essentially of a pressure sensitive adhesive polymer consisting of: (a) the reaction product of: (i) 25-98 parts by weight of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C.; (ii) 2-75 parts by weight of a non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a Tg greater than 15° C.; and (iii) 0-5 parts by weight of a polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a Tg greater than 15° C.; and (b) at least one tackifier that is miscible in said reaction product at room temperature, with the proviso that the pressure sensitive adhesive contains essentially no emulsifier.
Claim 9
Dependent Claim
68 words
The damping construction of claim 3, wherein the relative amounts of said acrylic acid ester, said non-polar ethylenically unsaturated monomer, and said polar ethylenically unsaturated monomer are chosen such that the 90° peel adhesion of said reaction product to a surface provided with 1.5±0.25 mg/in 2 oil is at least 2 oz/0.5 in. after a 10 second dwell at room temperature as measured according to Test Procedure B-II.
Claim 10
Dependent Claim
62 words
The damping construction of claim 4, wherein the relative amounts of said acrylic acid ester, said non-polar ethylenically unsaturated monomer, and said polar ethylenically unsaturated monomer are chosen such that the 90° peel adhesion of said adhesive to a polypropylene surface is at least 2 lbs/0.5 in. after a 72 hour dwell at room temperature as measured according to Test Procedure B1-III.
Claim 11
Dependent Claim
65 words
The damping construction of claim 4, wherein the relative amounts of said acrylic acid ester, said non-polar ethylenically unsaturated monomer, and said polar ethylenically unsaturated monomer are chosen such that the 90° peel adhesion of said adhesive to a surface provided with 1.5±0.25 mg/in 2 oil is greater than zero after a 10 second dwell at room temperature as measured according to Test Procedure B2-III.
Claim 12
Dependent Claim
67 words
The damping construction of claim 4, wherein the relative amounts of said acrylic acid ester, said non-polar ethylenically unsaturated monomer, and said polar ethylenically unsaturated monomer are chosen such that the 90° peel adhesion of said adhesive to a surface provided with 1.5±0.25 mg/in 2 oil is at least 2 oz/0.5 in. after a 10 second dwell at room temperature as measured according to Test Procedure B2-III.
Claim 13
Dependent Claim
22 words
The damping construction of claim 1, wherein the amount of said acrylic acid ester is between 40 and 85 parts by weight.
Claim 14
Dependent Claim
23 words
The damping construction of claim 1, wherein the amount of said non-polar ethylenically unsaturated monomer is between 15 and 60 parts by weight.
Claim 15
Dependent Claim
40 words
The damping construction of claim 1, wherein said acrylic acid ester is selected from the group consisting of isooctyl acrylate, 2-ethyl hexyl acrylate, isononyl acrylate, isodecyl acrylate, decyl acrylate, lauryl acrylate, hexyl acrylate, butyl acrylate, octadecyl acrylate, and combinations thereof.
Claim 16
Dependent Claim
20 words
The damping construction of claim 1, wherein said non-polar ethylenically unsaturated monomer is a monomer other than a methacrylate monomer.
Claim 17
Dependent Claim
33 words
The damping construction of claim 1, wherein said non-polar ethylenically unsaturated monomer is selected from the group consisting of 3,3,5 trimethylcyclohexyl acrylate, cyclohexyl acrylate, isobornyl acrylate, N-octyl acrylamide, t-butyl acrylate, and combinations thereof.
Claim 18
Dependent Claim
38 words
The damping construction of claim 1, wherein said polar ethylenically unsaturated monomer is selected from the group consisting of acrylic acid, itaconic acid, N,N dimethylacrylamide, N-vinyl-2-pyrrolidone, N-vinyl caprolactam, acrylonitrile, tetrahydrofurfuryl acrylate, glycidyl acrylate, 2-phenoxyethylacrylate, benzylacrylate, and combinations thereof.
Claim 19
Dependent Claim
15 words
The damping construction of claim 1, wherein said non-polar ethylenically unsaturated monomer is isobornyl acrylate.
Claim 20
Dependent Claim
19 words
The damping construction of claim 1, wherein said starting materials consist of isooctyl acrylate, isobornyl acrylate, and acrylic acid.
Claim 21
Dependent Claim
17 words
The damping construction of claim 1, wherein said starting materials consist of isooctyl acrylate and isobornyl acrylate.
Claim 22
Dependent Claim
39 words
The damping construction of claim 1, wherein the amount of said acrylic acid ester is between 40 and 85 parts by weight and the amount of said non-polar ethylenically unsaturated monomer is between 15 and 60 parts by weight.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2000-08-04 | 2001-02-03 | 2001-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-08-04 | 2005-02-03 | 2005-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-08-04 | 2009-02-03 | 2009-08-05 | $7700.00 | Window Closed / Lapsed |