Patent US3839236A successfully refreshed from Google Patents.
US3839236A
Expired / Lapsed
US
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Tertiary condensation product of phenol, formaldehyde and a silane
Assignee: Owens Corning
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Filing: 1973-08-23
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Granted: 1974-10-01
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Expires: 1993-08-23
Abstract
Abstract A tertiary condensation product of phenol, formaldehyde and a silane containing an aromatic group substituted with oxygen is disclosed. The product can be cured with a boron-containing material and is a suitable binder composition for glass fibers.
Inventors
- 👤 K Foley
- 👤 Combs F Mc
- 👤 F Vigo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:59
CPC Classifications
C; C08; C08G; C08G16/00; C08G16/02; C08G16/0212; C08G16/0218; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/32; C03C25/34; C08G14/00; C08G14/02; C08G14/04; C08K; C08K3/00; C08K3/38; C08K5/00; C08K5/55; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612; Y10T442/00; Y10T442/20; Y10T442/2926
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
78 words
A TERTIARY CONDENSATION PRODUCT FORMED BY REACTING, IN AN AQUEOUS SYSTEM IN THE PRESENCE OF AN AKALINE CATALYST, FORMALDEHYDE, PHENOL AND A SILANE CONTAINING AN AROMATIC GROUP SUBSTITUTED WITH OXYGEN WHEREIN THE FORMALDEHYDE AND PHENOL HAVE AN INITIAL MOLE RATIO OF FORMALDEHYDE TO PHENOL RANGING FROM 1.1/1 TO 4.4/1 AND THE TERTIARY CONDENSATION PRODUCT CONTAINS 0.5 TO 10.0 PERCENT BY WEIGHT OF THE SILANE BASED ON TOTAL WEIGHT OF SOLIDS, WHEREIN THE SILANE IS REPRESENTED BY THE FORMULA:
Claim 2
Dependent Claim
78 words
A TERTIARY CONDENSATION PRODUCT FORMED BY REACTING, IN AN AQUEOUS SYSTEM IN THE PRESENCE OF AN AKALINE CATALYST, FORMALDEHYDE, PHENOL AND A SILANE CONTAINING AN AROMATIC GROUP SUBSTITUTED WITH OXYGEN WHEREIN THE FORMALDEHYDE AND PHENOL HAVE AN INITIAL MOLE RATIO OF FORMALDEHYDE TO PHENOL RANGING FROM 1.1/1 TO 4.4/1 AND THE TERTIARY CONDENSATION PRODUCT CONTAINS 0.5 TO 10.0 PERCENT BY WEIGHT OF THE SILANE BASED ON TOTAL WEIGHT OF SOLIDS, WHEREIN THE SILANE IS REPRESENTED BY THE FORMULA:
Claim 3
Dependent Claim
17 words
A tertiary condensation product according to claim 1 wherein the product is white or off-white in color.
Claim 4
Dependent Claim
18 words
A tertiary condensation product according to claim 1 wherein the percent of boron-containing material ranges 1.0 to 5.0.
Claim 5
Dependent Claim
19 words
A tertiary condensation product according to claim 1 wherein the boron-containing material is borax, boric acid or ammonium pentaborate.
Claim 6
Dependent Claim
31 words
A tertiary condensation product according to claim 1 wherein the mole ratio of formaldehyde to phenol ranges fRom 2.7/1 to 4.4/1 and the percent of silane ranges from 1.0 to 7.0.
Claim 7
Dependent Claim
39 words
A tertiary condensation product according to claim 1 wherein X is chlorine, R1 is hydrogen or an alkyl radical having one to 10 carbon atoms, R2 is phenyl, x is the integer 3 and y is the integer 1.
Claim 8
Dependent Claim
16 words
A tertiary condensation product according to claim 1 wherein the silane is represented by the formula:
Claim 9
Dependent Claim
26 words
A tertiary condensation product according to claim 1 wherein R4 is hydrogen or an alkyl radical having one to 10 carbon atoms and X is chlorine.
Claim 10
Dependent Claim
16 words
A tertiary condensation product according to claim 1 wherein the silane is represented by the formula:
Claim 11
Dependent Claim
27 words
A tertiary condensation product according to claim 1 wherein the silane is added with the boron-containing material rather than be directly co-reacted with the phenol and formaldehyde.
Claim 12
Dependent Claim
33 words
A tertiary condensation product according to claim 1 wherein the boron-containing materials are borax, anhydrous borax, boric acid, ammonium pentaborate, boron phosphate, boron phosphide, boron trifluoride, boron trifluoride etherate, or boron trifluoride monomethylamine.
Claim 13
Dependent Claim
32 words
A glass wool product formed of glass fibers and a hardenable resinous binder composition on the surface of the fibers, wherein the binder composition comprises the tertiary condensation product of claim 1.
Claim 14
Dependent Claim
19 words
A glass wool product according to claim 12 wherein the glass wool product is white or off-white in color.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-30 | 1978-04-01 | 1978-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-30 | 1982-04-01 | 1982-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-30 | 1986-04-01 | 1986-10-01 | $7700.00 | Window Closed / Lapsed |