US4595610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curable silicone compositions for the protection of polyurethane foam
Assignee: Dow Silicones Corp
•
Filing: 1984-07-02
•
Granted: 1986-06-17
•
Expires: 2004-07-02
Abstract
Abstract There is disclosed a room temperature curing silicone for protecting polyurethane foam. The silicone coating provides protection from ultraviolet light, water penetration, and mechanical damage. The silicone coating comprises a particular organosilicon resin, an hydroxy-ended silicone polymer, fillers, and an organotin catalyst.
Inventors
- 👤 Kenneth C. Fey
- 👤 Harold V. Lefler, III
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:30
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/36; C08J9/365; C08K; C08K5/00; C08K5/04; C08K5/54; C08L; C08L83/00; C08L83/04; C08L83/10; C08G; C08G77/00; C08G77/04; C08G77/12; C08G77/14; C08G77/16; C08J2375/00; C08J2375/04; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249991; Y10T428/31504; Y10T428/31551; Y10T428/31598; Y10T428/31652; Y10T428/31663
Claims Analysis
Total Claims: 58
Claim 1
Independent Claim
124 words
A composition comprising the product obtained by mixing: (A) from 1.0 to 400 parts by weight of the reaction product of (i) an organosilicon resin consisting essentially of R 3 SiO 1/2 units and SiO 4/2 units, wherein R represents a monovalent hydrocarbon radical, and the ratio of R 3 SiO 1/2 units to SiO 4/2 units is from 0.6/1 to 0.9/1, and (ii) a polyorganohydrogensiloxane; (B) 100 parts by weight of a polydiorganosiloxane having the general formula HO(R' 2 SiO) x H, wherein R' represents a monovalent hydrocarbon radical and x has a value of from 10 to 1000; (C) from 1 to 150 parts by weight of a filler; and (D) from 0.10 to 13.3 parts by weight of an organotin catalyst.
Claim 2
Dependent Claim
124 words
A composition comprising the product obtained by mixing: (A) from 1.0 to 400 parts by weight of the reaction product of (i) an organosilicon resin consisting essentially of R 3 SiO 1/2 units and SiO 4/2 units, wherein R represents a monovalent hydrocarbon radical, and the ratio of R 3 SiO 1/2 units to SiO 4/2 units is from 0.6/1 to 0.9/1, and (ii) a polyorganohydrogensiloxane; (B) 100 parts by weight of a polydiorganosiloxane having the general formula HO(R' 2 SiO) x H, wherein R' represents a monovalent hydrocarbon radical and x has a value of from 10 to 1000; (C) from 1 to 150 parts by weight of a filler; and (D) from 0.10 to 13.3 parts by weight of an organotin catalyst.
Claim 3
Dependent Claim
29 words
A composition as claimed in claim 1 wherein Component (A) is reacted with a reagent selected from the group consisting of acyloxysilanes, oximosilanes, and acyl halides before said mixing.
Claim 4
Dependent Claim
36 words
A composition as claimed in claim 1 wherein there is added to said composition from 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes.
Claim 5
Dependent Claim
35 words
A composition as claimed in claim 1 wherein there is added to said composition from 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes.
Claim 6
Dependent Claim
18 words
A composition as claimed in claim 1 wherein there is present from 1 to 200 parts of solvent.
Claim 7
Dependent Claim
62 words
A composition as claimed in claim 2 wherein there is added to said composition: 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes; 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes; and 1 to 200 parts of solvent.
Claim 8
Dependent Claim
42 words
A composition as claimed in claim 1 wherein Component (A) is present from 50 to 200 parts by weight; Component (C) is present from 2 to 20 parts by weight; and Component (D) is present from 1.0 to 6.0 parts by weight.
Claim 9
Dependent Claim
29 words
A composition as claimed in claim 7 wherein Component (A) is reacted with a reagent selected from the group consisting of acyloxysilanes, oximosilanes, and acyl halides before said mixing.
Claim 10
Dependent Claim
36 words
A composition as claimed in claim 7 wherein there is added to said composition from 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes.
Claim 11
Dependent Claim
35 words
A composition as claimed in claim 7 wherein there is added to said composition from 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes.
Claim 12
Dependent Claim
18 words
A composition as claimed in claim 7 wherein there is present from 1 to 200 parts of solvent.
Claim 13
Dependent Claim
62 words
A composition as claimed in claim 8 wherein there is added to said composition: 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes; 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes; and 1 to 200 parts of solvent.
Claim 14
Dependent Claim
42 words
A composition as claimed in claim 7 wherein Component (A) is present from 97.0 to 161.0 parts by weight; Component (C) is present from 5.6 to 10.3 parts by weight; and Component (D) is present from 1.9 to 3.2 parts by weight.
Claim 15
Dependent Claim
29 words
A composition as claimed in claim 13 wherein Component (A) is reacted with a reagent selected from the group consisting of acyloxysilanes, oximosilanes, and acyl halides before said mixing.
Claim 16
Dependent Claim
36 words
A composition as claimed in claim 13 wherein there is added to said composition from 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes.
Claim 17
Dependent Claim
35 words
A composition as claimed in claim 13 wherein there is added to said composition from 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes.
Claim 18
Dependent Claim
18 words
A composition as claimed in claim 13 wherein there is present from 1 to 200 parts of solvent.
Claim 19
Dependent Claim
62 words
A composition as claimed in claim 14 wherein there is added to said composition: 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes; 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes; and 1 to 200 parts of solvent.
Claim 20
Independent Claim
150 words
A method of protecting polyurethane foam, said method comprising: (1) applying to said polyurethane foam, a composition comprising the product obtained by mixing: (A) from 1.0 to 400 parts by weight of the reaction product of (i) an organosilicon resin consisting essentially of R 3 SiO 1/2 units and SiO 4/2 units, wherein R represents a monovalent hydrocarbon radical, and the ratio of R 3 SiO 1/2 units to SiO 4/2 units is from 0.6/1 to 0.9/1, and (ii) a polyorganohydrogensiloxane; (B) 100 parts by weight of a polydiorganosiloxane having the general formula HO(R' 2 SiO) x H, wherein R' represents a monovalent hydrocarbon radical and x has a value of from 10 to 1000; (C) from 1 to 150 parts by weight of a filler; and (D) from 0.10 to 13.3 parts by weight of an organotin catalyst; and (2) allowing said product to cure, thus forming a laminate.
Claim 21
Independent Claim
150 words
A method of protecting polyurethane foam, said method comprising: (1) applying to said polyurethane foam, a composition comprising the product obtained by mixing: (A) from 1.0 to 400 parts by weight of the reaction product of (i) an organosilicon resin consisting essentially of R 3 SiO 1/2 units and SiO 4/2 units, wherein R represents a monovalent hydrocarbon radical, and the ratio of R 3 SiO 1/2 units to SiO 4/2 units is from 0.6/1 to 0.9/1, and (ii) a polyorganohydrogensiloxane; (B) 100 parts by weight of a polydiorganosiloxane having the general formula HO(R' 2 SiO) x H, wherein R' represents a monovalent hydrocarbon radical and x has a value of from 10 to 1000; (C) from 1 to 150 parts by weight of a filler; and (D) from 0.10 to 13.3 parts by weight of an organotin catalyst; and (2) allowing said product to cure, thus forming a laminate.
Claim 22
Dependent Claim
15 words
A method as claimed in claim 19 wherein the product is applied as two coats.
Claim 23
Dependent Claim
29 words
A method as claimed in claim 20 wherein Component (A) is reacted with a reagent selected from the group consisting of acyloxysilanes, oximosilanes, and acyl halides before said mixing.
Claim 24
Dependent Claim
36 words
A method as claimed in claim 20 wherein there is added to said composition from 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes.
Claim 25
Dependent Claim
35 words
A method as claimed in claim 20 wherein there is added to said composition from 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes.
Claim 26
Dependent Claim
18 words
A method as claimed in claim 20 wherein there is present from 1 to 200 parts of solvent.
Claim 27
Dependent Claim
62 words
A method as claimed in claim 21 wherein there is added to said composition: 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes; 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes; and 1 to 200 parts of solvent.
Claim 28
Dependent Claim
42 words
A method as claimed in claim 20, wherein Component (A) is present from 50 to 200 parts by weight; Component (C) is present from 2 to 20 parts by weight; and Component (D) is present from 1.0 to 6.0 parts by weight.
Claim 29
Dependent Claim
29 words
A method as claimed in claim 26 wherein Component (A) is reacted with a reagent selected from the group consisting of acyloxysilanes, oximosilanes, and acyl halides before said mixing.
Claim 30
Dependent Claim
35 words
A method as claimed in claim 26 wherein there is added to said composition from 1 to 40 parts by weight of compound selected from the group consisting of ketones, aldehydes, carboxylic acids, and alkylacetoxysilanes.
Claim 31
Dependent Claim
35 words
A method as claimed in claim 26 wherein there is added to said composition from 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes.
Claim 32
Dependent Claim
18 words
A method as claimed in claim 26 wherein there is present from 1 to 200 parts of solvent.
Claim 33
Dependent Claim
62 words
A method as claimed in claim 27 wherein there is added to said composition: 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes; 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes; and 1 to 200 parts of solvent.
Claim 34
Dependent Claim
42 words
A method as claimed in claim 26, wherein Component (A) is present from 97.0 to 161.0 parts by weight; Component (C) is present from 5.6 to 10.3 parts by weight; and Component (D) is present from 1.9 to 3.2 parts by weight.
Claim 35
Dependent Claim
29 words
A method as claimed in claim 32 wherein Component (A) is reacted with a reagent selected from the group consisting of acyloxysilanes, oximosilanes, and acyl halides before said mixing.
Claim 36
Dependent Claim
36 words
A method as claimed in claim 32 wherein there is added to said composition from 1 to 40 parts by weight of a compound selected from the group consisting of ketones, alkehydes, carboxylic acids and alkylacetoxysilanes.
Claim 37
Dependent Claim
35 words
A method as claimed in claim 32 wherein there is added to said composition from 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes.
Claim 38
Dependent Claim
18 words
A method as claimed in claim 32 wherein there is present from 1 to 200 parts of solvent.
Claim 39
Dependent Claim
62 words
A method as claimed in claim 33 wherein there is added to said composition: 1 to 40 parts by weight of a compound selected from the group consisting of ketones, aldehydes, carboxylic acids and alkylacetoxysilanes; 0.1 to 20 parts by weight of a silane selected from the group consisting of epoxyfunctional silanes and acrylofunctional silanes; and 1 to 200 parts of solvent.
Claim 40
Dependent Claim
9 words
The laminate produced by the method of claim 19.
Claim 41
Dependent Claim
9 words
The laminate produced by the method of claim 20.
Claim 42
Dependent Claim
9 words
The laminate produced by the method of claim 21.
Claim 43
Dependent Claim
9 words
The laminate produced by the method of claim 22.
Claim 44
Dependent Claim
9 words
The laminate produced by the method of claim 23.
Claim 45
Dependent Claim
9 words
The laminate produced by the method of claim 24.
Claim 46
Dependent Claim
9 words
The laminate produced by the method of claim 25.
Claim 47
Dependent Claim
9 words
The laminate produced by the method of claim 26.
Claim 48
Dependent Claim
9 words
The laminate produced by the method of claim 27.
Claim 49
Dependent Claim
9 words
The laminate produced by the method of claim 28.
Claim 50
Dependent Claim
9 words
The laminate produced by the method of claim 29.
Claim 51
Dependent Claim
9 words
The laminate produced by the method of claim 30.
Claim 52
Dependent Claim
9 words
The laminate produced by the method of claim 31.
Claim 53
Dependent Claim
9 words
The laminate produced by the method of claim 32.
Claim 54
Dependent Claim
9 words
The laminate produced by the method of claim 33.
Claim 55
Dependent Claim
9 words
The laminate produced by the method of claim 34.
Claim 56
Dependent Claim
9 words
The laminate produced by the method of claim 35.
Claim 57
Dependent Claim
9 words
The laminate produced by the method of claim 36.
Claim 58
Dependent Claim
9 words
The laminate produced by the method of claim 37.
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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) | 1989-06-16 | 1989-12-16 | 1990-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-06-16 | 1993-12-16 | 1994-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-06-16 | 1997-12-16 | 1998-06-17 | $7700.00 | Window Closed / Lapsed |