Patent US5908874A successfully refreshed from Google Patents.
US5908874A
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US
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Polymerizable compositions containing fluorochemicals to reduce melting temperature
Assignee: 3M Innovative Properties Co
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Filing: 1996-06-18
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Granted: 1999-06-01
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Expires: 2016-06-18
Abstract
Abstract A polymerizable composition has added thereto a fluorochemical in sufficient quantities to reduce the melting temperature of the composition compared with that of the composition absent the fluorochemical.
Inventors
- 👤 Bettie C. Fong
- 👤 Myles L. Brostrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:56
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/02; C08F2/04; C08F2/06
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
38 words
A radiation polymerizable composition that is a solid at room temperature including a fluorochemical of a variety and in an amount effective to reduce the melting temperature of said composition below that of said composition absent said fluorochemical.
Claim 2
Dependent Claim
38 words
A radiation polymerizable composition that is a solid at room temperature including a fluorochemical of a variety and in an amount effective to reduce the melting temperature of said composition below that of said composition absent said fluorochemical.
Claim 3
Dependent Claim
17 words
The polymerizable composition of claim 1 wherein said composition comprises a mixture of acrylic monomers and oligomers.
Claim 4
Dependent Claim
11 words
The polymerizable composition of claim 1 wherein said radiation is ultraviolet.
Claim 5
Dependent Claim
13 words
The polymerizable composition of claim 1 wherein said radiation is an electron beam.
Claim 6
Dependent Claim
12 words
The polymerizable composition of claim 1 wherein said fluorochemical is a surfactant.
Claim 7
Dependent Claim
13 words
The polymerizable composition of claim 1 wherein said fluorochemical is a polymerizable monomer.
Claim 8
Dependent Claim
28 words
The polymerizable composition of claim 1 wherein said fluorochemical is added in sufficient quantity to reduce the melting temperature of the said composition by at least 15° C.
Claim 9
Dependent Claim
10 words
The polymerizable composition of claim 1, which comprises an acrylate.
Claim 10
Dependent Claim
17 words
The polymerizable composition of claim 8, wherein the acrylate has a hard segment and a soft segment.
Claim 11
Dependent Claim
23 words
The polymerizable composition of claim 1, wherein the melting temperature of said composition with said fluorochemical is no more than about 40° C.
Claim 12
Dependent Claim
18 words
A polymerizable composition of claim 1, which consists essentially of one or more radiation-polymerizable components and the fluorochemical.
Claim 13
Dependent Claim
17 words
A polymerizable composition of claim 11, wherein the radiation-polymerizable components consists essentially of one or more acrylates.
Claim 14
Independent Claim
49 words
A method of reducing the melting temperature of a radiation polymerizable composition that is solid at room temperature comprising the steps of melting said composition; and adding to said melted composition a fluorochemical of a variety and in an amount effective to reduce the melting temperature of said composition.
Claim 15
Independent Claim
49 words
A method of reducing the melting temperature of a radiation polymerizable composition that is solid at room temperature comprising the steps of melting said composition; and adding to said melted composition a fluorochemical of a variety and in an amount effective to reduce the melting temperature of said composition.
Claim 16
Dependent Claim
44 words
A material formed by radiation polymerizing a radiation polymerizable composition that is a solid at room temperature including a fluorochemical of a variety and in an amount effective to reduce the melting temperature of said composition below that of said composition absent said fluorochemical.
Claim 17
Dependent Claim
44 words
A material formed by radiation polymerizing a radiation polymerizable composition that is a solid at room temperature including a fluorochemical of a variety and in an amount effective to reduce the melting temperature of said composition below that of said composition absent said fluorochemical.
Claim 18
Dependent Claim
10 words
The material of claim 14, which is an optical product.
Claim 19
Independent Claim
45 words
A method of making a polymer material comprising the steps of adding to a radiation polymerizable composition that is solid at room temperature a fluorochemical of a variety and in an amount effective to reduce the melting temperature of said composition; and polymerizing said composition.
Claim 20
Independent Claim
45 words
A method of making a polymer material comprising the steps of adding to a radiation polymerizable composition that is solid at room temperature a fluorochemical of a variety and in an amount effective to reduce the melting temperature of said composition; and polymerizing said composition.
Claim 21
Dependent Claim
9 words
A material formed by the method of claim 16.
Claim 22
Dependent Claim
15 words
A method as claimed in claim 16, wherein the radiation polymerizable composition comprises an acrylate.
Claim 23
Dependent Claim
17 words
A method as claimed in claim 16, wherein the fluorochemical comprises a surfactant or a polymerizable monomer.
Claim 24
Dependent Claim
15 words
A method as claimed in claim 16, wherein the polymer material is an optical material.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 2002-05-31 | 2002-11-30 | 2003-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-05-31 | 2006-11-30 | 2007-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-05-31 | 2010-11-30 | 2011-06-01 | $7700.00 | Window Closed / Lapsed |