Patent US3926894A successfully refreshed from Google Patents.
US3926894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hardenable, water-based coating composition from aqueous latices of acrylic and vinyl compounds
Assignee: Owens Corning
•
Filing: 1974-12-12
•
Granted: 1975-12-16
•
Expires: 1994-12-12
Abstract
Abstract A water base, hardenable coating composition is disclosed for use on the inner or air conducting surfaces of fibrous glass thermal insulation employed in heating, cooling, or ventilating conduits. The coating comprises plasticizers, fillers, and binder.
Inventors
- 👤 Paul Clark Vincent De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:19
CPC Classifications
F; F16; F16L; F16L59/00; C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C08; C08K; C08K3/00; C08K3/01; C08K5/00; C08K5/0008; C08K5/0058; C08K5/49; C08K5/51; C08K5/52; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/06; C09D131/00; C09D131/02; C09D131/04; C09D133/00; C09D133/04; C09D133/06; C09D133/08; C09D133/18; C09D133/20; F24; F24F; F24F13/00; F24F13/02; F24F13/0263; Y; Y10; Y10S; Y10S138/00; Y10S138/01; Y10S138/07; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
57 words
A COATING COMPOSITION FOR USE ON FIBROUS GLASS THERMAL INSULATION COMPRISING AN AQUEOUS DISPERSION OF COATING SOLIDS, THE SOLIDS CONSISTING ESSENTIALLY OF, BY WEIGHT: A. 5 TO 15 PERCENT OF A PLASTICIZER OF AT LEAST ONE HALOGENATED ORGANOPHOSPHORUS COMPOUND OF TRIS (HALOALKYL) PHOSPHATE OR A CHLORINATED PHOSPHATE ESTER HAVING A MOLECULAR WEIGHT OF 583 AND THE FORMULA:
Claim 2
Dependent Claim
57 words
A COATING COMPOSITION FOR USE ON FIBROUS GLASS THERMAL INSULATION COMPRISING AN AQUEOUS DISPERSION OF COATING SOLIDS, THE SOLIDS CONSISTING ESSENTIALLY OF, BY WEIGHT: A. 5 TO 15 PERCENT OF A PLASTICIZER OF AT LEAST ONE HALOGENATED ORGANOPHOSPHORUS COMPOUND OF TRIS (HALOALKYL) PHOSPHATE OR A CHLORINATED PHOSPHATE ESTER HAVING A MOLECULAR WEIGHT OF 583 AND THE FORMULA:
Claim 3
Dependent Claim
40 words
A coating composition according to claim 1 wherein no more than 5 weight percent of the filler has a particle size less than 2.5 microns and 98 weight percent of the filler has a particle size less than 25 microns.
Claim 4
Dependent Claim
39 words
A coating composition according to claim 1 wherein the amount of plasticizer ranges from 7 to 12 percent, the amount of filler ranges from 65 to 75 percent, and the amount of binder ranges from 5 to 15 percent.
Claim 5
Dependent Claim
25 words
A coating composition according to claim 1 wherein the plasticizer is tris (2-chloroethyl) phosphate, tris (dichloropropyl) phosphate, tris (2,3-dibromopropyl) phosphate, or a chlorinated phosphate ester.
Claim 6
Dependent Claim
20 words
A coating composition according to claim 1 wherein the halogen portion of the tris (haloalkyl) phosphate is chlorine or bromine.
Claim 7
Dependent Claim
43 words
A coating composition according to claim 1 wherein the acrylic resins are homopolymers or copolymers of acrylic acid, methacrylic acid, esters of acrylic acid, esters of methacrylic acid or acrylonitrile and the vinyl compounds vinyl chloride, vinyl acetate, styrene, methyl methacrylate or acrylonitrile.
Claim 8
Dependent Claim
52 words
A coating composition according to claim 1 wherein the plasticizer is tris (2,3-dibromopropyl) phosphate or a chlorinated phosphate ester, the filler is calcium carbonate, and the binder is an aqueous latex of a copolymer comprising about 80 percent, by weight, of vinyl acetate and about 20 percent, by weight, of butyl acrylate.
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) | 1978-12-15 | 1979-06-16 | 1979-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-15 | 1983-06-16 | 1983-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-15 | 1987-06-16 | 1987-12-16 | $7700.00 | Window Closed / Lapsed |