US3847622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polish
Assignee: Colgate Palmolive Co
•
Filing: 1973-05-29
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Granted: 1974-11-12
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Expires: 1993-05-29
Abstract
Abstract This invention involves the process of preparing a water-in-oil emulsion, where the water is added to the other ingredients in solid form or at a temperature less than 105*F. The emulsion contains a wax, a mixture of organopolysiolxanes, a solvent, an oil soluble emulsifier and water. The composition produced by the disclosed process is also related to the invention.
Inventors
- 👤 E Brandl
- 👤 N Mchugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:20
CPC Classifications
C; C09; C09G; C09G1/00; C09G1/06; C09G1/08; C09G1/10; C09G1/12; C09K; C09K23/00; C09K23/34
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
200 words
A PROCESS FOR THE PREPARATION OF A STABLE WATER IN OIL EMULSION USEFUL FOR TREATING HARD SURFACES WHICH COMPRISES ADDING TO, WHEREBY INTIMATELY CONTACT, AN ORGANIC SOLVENT COMPOSITION COMPRISING: A. FROM ABOUT 0 TO 9 PERCENT OF ORGANOPOLYSILOXANE HAVING A VISCOSITY AT 25*C OF FROM ABOUT 20 TO 15,000 CS, B. FROM ABOUT 15 TO 35 PERCENT OF ORGAIC SOLVENT HAVING AN ANILINE POINT OF FROM ABOUT -22* TO 185*F. SAID SOLVENT BEING TION RANGE OF FROM ABOUT 190* TO 460*F AND SOLVENT BEING SUBSTANTIALLY MISCIBLE WITH SAID ORGANOPOLYSILOXANE, C. AN EFFECTIVE AMOUNT OF A WATER IN OIL EMULSIFIER, D. FROM ABOUT 0.1 TO 3 PERCENT OF WAX, SAID WAX HAVING BEEN ADDED TO SAID SOLVENT (B) IN SOLID, NON-MOLTEN FORM EACH OF (A), (C) AND (D) BEING UNIFORMLY DISPERSED THROUGH SOLVENT (B), FROM ABOUT 50 TO 84 PERCENT OF WATER IN THE LIQUID OR FROZEN STATE SAID LIQUID WATER HAVING A TEMPERATURE NO HIGHER THAN ABOUT 105*F, AND THEREAFTER ADDING FROM ABOUT 0 TO 9 PERCENT OF ORGANOPOLYSILOXANE HAVING A VISCOSITY AT 25*C OF FROM ABUT 20 TO 15,000 CS, SO THAT THE TOTAL AMOUNT OF SAID POLYSILOXANE PRESENT IN THE COMPOSITION RANGES FROM ABOUT 0.05 TO 9 PERCENT.
Claim 2
Dependent Claim
200 words
A PROCESS FOR THE PREPARATION OF A STABLE WATER IN OIL EMULSION USEFUL FOR TREATING HARD SURFACES WHICH COMPRISES ADDING TO, WHEREBY INTIMATELY CONTACT, AN ORGANIC SOLVENT COMPOSITION COMPRISING: A. FROM ABOUT 0 TO 9 PERCENT OF ORGANOPOLYSILOXANE HAVING A VISCOSITY AT 25*C OF FROM ABOUT 20 TO 15,000 CS, B. FROM ABOUT 15 TO 35 PERCENT OF ORGAIC SOLVENT HAVING AN ANILINE POINT OF FROM ABOUT -22* TO 185*F. SAID SOLVENT BEING TION RANGE OF FROM ABOUT 190* TO 460*F AND SOLVENT BEING SUBSTANTIALLY MISCIBLE WITH SAID ORGANOPOLYSILOXANE, C. AN EFFECTIVE AMOUNT OF A WATER IN OIL EMULSIFIER, D. FROM ABOUT 0.1 TO 3 PERCENT OF WAX, SAID WAX HAVING BEEN ADDED TO SAID SOLVENT (B) IN SOLID, NON-MOLTEN FORM EACH OF (A), (C) AND (D) BEING UNIFORMLY DISPERSED THROUGH SOLVENT (B), FROM ABOUT 50 TO 84 PERCENT OF WATER IN THE LIQUID OR FROZEN STATE SAID LIQUID WATER HAVING A TEMPERATURE NO HIGHER THAN ABOUT 105*F, AND THEREAFTER ADDING FROM ABOUT 0 TO 9 PERCENT OF ORGANOPOLYSILOXANE HAVING A VISCOSITY AT 25*C OF FROM ABUT 20 TO 15,000 CS, SO THAT THE TOTAL AMOUNT OF SAID POLYSILOXANE PRESENT IN THE COMPOSITION RANGES FROM ABOUT 0.05 TO 9 PERCENT.
Claim 3
Dependent Claim
41 words
A process according to claim 1 wherein said solvent (B), organopolysiloxane (A), emulsifier (C) and wax (D) are heated to a temperature of from about 160* to 180*F, said solvent (B) being agitated throughout the addition of (A), (C) and (D).
Claim 4
Dependent Claim
18 words
A process according to claim 2 wherein mineral oil is added prior to the addition of wax (D).
Claim 5
Dependent Claim
26 words
A process according to claim 1 wherein said intimate contacting is achieved agitating said solvent composition during the addition of said liquid of frozen water thereto.
Claim 6
Dependent Claim
13 words
A process accordong to claim 1 wherein said emulsifier (C) is sorbitan sesquioleate.
Claim 7
Dependent Claim
18 words
A process according to claim 1 wherein the concentration of emulsifier is from about 0.25 to 3 percent.
Claim 8
Dependent Claim
30 words
A process according to claim 1 wherein wax (D) comprises from about 0.05 to 1.5 percent of carnauba wax and from about 0.05 to 1.5 percent of montan ester wax.
Claim 9
Dependent Claim
26 words
A process according to claim 1 wherein the temperature of the solvent composition just prior to the addition of water is from about 70* to 180*F.
Claim 10
Dependent Claim
20 words
A process according to claim 1 wherein an effective amount of perfume is added upon complete cooling of the emulsion.
Claim 11
Dependent Claim
20 words
A process according to claim 1 wherein an effective amount of perservative is added upon complete cooling of the emulsion.
Claim 12
Dependent Claim
11 words
A process according to claim 1 wherein said organopolysiloxane is polydimethylsiloxane.
Claim 13
Dependent Claim
17 words
A process according to claim 1 wherein all of the organopolysiloxane is added after the water addition.
Claim 14
Dependent Claim
21 words
A process according to claim 1 wherein part of the organopolysiloxane is added prior and the remainder after the water addition.
Claim 15
Dependent Claim
150 words
A water in oil emulsion useful for treating hard surfaces having a continuous organic solvent phase and a discontinuous water phase comprising: A. a mixture of (1) organopolysiloxane having a viscosity at 25*C of from about 50 to 550 cs, and (2) organopolysiloxane having a viscosity at 25*C of from about 950 to 15,000 cs, and wherein (1) and (2) comprising from 0.5 to 9 percent of the total emulsion, B. from about 15 to 35 percent of organic solvent having an aniline point of from about -22* to 185*F and a distillation range of from about 190*F to 460*F, said solvent being substantially miscible with said organopolysiloxane, wherein at least about 50 percent of said solvent comprises isoparaffinic hydrocarbon solvent having an initial boiling point of 190*-210*F, C. an effective amount of water in oil emulsifier, d. from about 0.1 to 3 percent of wax, E. the balance water.
Claim 16
Dependent Claim
150 words
A water in oil emulsion useful for treating hard surfaces having a continuous organic solvent phase and a discontinuous water phase comprising: A. a mixture of (1) organopolysiloxane having a viscosity at 25*C of from about 50 to 550 cs, and (2) organopolysiloxane having a viscosity at 25*C of from about 950 to 15,000 cs, and wherein (1) and (2) comprising from 0.5 to 9 percent of the total emulsion, B. from about 15 to 35 percent of organic solvent having an aniline point of from about -22* to 185*F and a distillation range of from about 190*F to 460*F, said solvent being substantially miscible with said organopolysiloxane, wherein at least about 50 percent of said solvent comprises isoparaffinic hydrocarbon solvent having an initial boiling point of 190*-210*F, C. an effective amount of water in oil emulsifier, d. from about 0.1 to 3 percent of wax, E. the balance water.
Claim 17
Dependent Claim
13 words
A composition according to claim 14 additionally containing an effective amount of perfume.
Claim 18
Dependent Claim
13 words
A composition according to claim 14 additionally containing an effective amount of preservative.
Claim 19
Dependent Claim
11 words
A composition according to claim 14 wherein said organopolysiloxane is dimethylpolysiloxane.
Claim 20
Dependent Claim
12 words
A composition according to claim 14 wherein said emulsifier is sorbitan sesquioleate.
Claim 21
Dependent Claim
29 words
A composition according to claim 14 wherein said wax is from about 0.05 to 1.5 percent carnauba wax and from about 0.05 to 1.5 percent of montan ester wax.
Claim 22
Dependent Claim
34 words
The composition of claim 14 in the form of a self spraying composition in an aerosol container, said composition comprising from about 50 to 95 percent of the container contents, the remainder being propellant.
Claim 23
Dependent Claim
11 words
A composition obtained in accordance with the process of claim 1.
Claim 24
Dependent Claim
11 words
A composition obtained in accordance with the process of claim 2.
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) | 1977-11-11 | 1978-05-13 | 1978-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-11 | 1982-05-13 | 1982-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-11 | 1986-05-13 | 1986-11-12 | $7700.00 | Window Closed / Lapsed |