US3852075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hard surface rinse-coating composition and method
Assignee: Procter and Gamble Co
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Filing: 1973-10-16
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Granted: 1974-12-03
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Expires: 1993-10-16
Abstract
Abstract A composition for improving the efficiency of automatic carwash establishments by facilitating the drying of cars and for imparting a protective coating to hard surfaces such as the exterior of cars which comprises non-volatile mineral oil, amine functional polydimethylsiloxane (AFDS) and cationic emulsifier at critical levels and in critical proportions. A method for applying a protective coating to hard surfaces is also provided.
Inventors
- 👤 M Basadur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:35
CPC Classifications
C; C09; C09G; C09G1/00; C09G1/06; C09G1/14; C09G1/16; C08; C08K; C08K5/00; C08K5/01
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
36 words
AN AQUEOUS RINSE-COATING COMPOSITION WHICH CONSISTING ESSENTIALLY OF: A. 1.45-2.7 PERCENT BY WEIGHT NON-VOLATILE MINERAL OIL; B. 4.2-6.3 PERCENT BY WEIGHT AMINE FUNCTIONAL POLYDIMETHYLSILOXANE WHICH IS THE REACTION PRODUCT OF AN ENDBLOCKED POLYDIMETHYLSILOXANE HAVING THE FORMULA
Claim 2
Dependent Claim
36 words
AN AQUEOUS RINSE-COATING COMPOSITION WHICH CONSISTING ESSENTIALLY OF: A. 1.45-2.7 PERCENT BY WEIGHT NON-VOLATILE MINERAL OIL; B. 4.2-6.3 PERCENT BY WEIGHT AMINE FUNCTIONAL POLYDIMETHYLSILOXANE WHICH IS THE REACTION PRODUCT OF AN ENDBLOCKED POLYDIMETHYLSILOXANE HAVING THE FORMULA
Claim 3
Dependent Claim
17 words
The composition of claim 1 wherein there is additionally present from 1-10 percent by weight ethylene glycol.
Claim 4
Dependent Claim
60 words
The composition of claim 1 wherein said non-volatile mineral oil has a boiling point of at least 300*C. and said cationic emulsifier is selected from the group consisting of: (1) dicoco dimethyl ammonium chloride, (2) tallow trimethyl ammonium chloride, (3) the condensation product of coconut amine and 2-15 moles of ethylene oxide per mole of amine, and (4) mixtures thereof.
Claim 5
Dependent Claim
47 words
The composition of claim 3 wherein said non-volatile mineral oil is mineral seal oil and said cationic emulsifier is a mixture of dimethyl dicoco ammonium chloride, tallow trimethyl ammonium chloride and the condensation product of coconut amine with 2-5 moles of ethylene oxide per mole of amine.
Claim 6
Dependent Claim
17 words
The composition of claim 4 wherein there is additionally present from 1-10 percent by weight ethylene glycol.
Claim 7
Dependent Claim
39 words
The composition of claim 5 wherein said dimethyl dicoco ammonium chloride, tallow trimethyl ammonium chloride and condensation product of coconut amine with 2-5 moles ethylene oxide per mole of amine are present in the weight ratios of 1: 0.35:0.27.
Claim 8
Dependent Claim
49 words
The composition of claim 6 wherein said mineral seal oil is present at 2.1 percent by weight, said amine functional polydimethylsiloxane is present at 5.2 percent by weight, said cationic emulsifier is present at 2.4 percent by weight, and said ethylene glycol is present at 5 percent by weight.
Claim 9
Dependent Claim
60 words
The composition of claim 7 wherein said amine functional polydimethylsiloxane is the reaction product of a hydroxyl endblocked polydimethylsiloxane having a viscosity of about 40 c.s. and a silane hAving the formula (CH3O)3 Si(CH2)3 NHCH2CH2CH2NH2 the weight ratio of said siloxane to said silane being about 2:1, said reaction product being prepared by cold blending said siloxane and said silane.
Claim 10
Dependent Claim
40 words
An aqueous rinse-coating composition which consisting essentially of: a. 0.011 to 2.7 percent by weight non-volatile mineral oil; b. 0.035 to 6.3 percent by weight amine functional polydimethylsiloxane which is the reaction product of an endblocked polydimethylsiloxane having the formula
Claim 11
Dependent Claim
40 words
An aqueous rinse-coating composition which consisting essentially of: a. 0.011 to 2.7 percent by weight non-volatile mineral oil; b. 0.035 to 6.3 percent by weight amine functional polydimethylsiloxane which is the reaction product of an endblocked polydimethylsiloxane having the formula
Claim 12
Dependent Claim
44 words
The composition of claim 9 wherein said non-volatile mineral oil is present at from 0.011 to 0.082 percent by weight, said amine functional polydimethylsiloxane is present at from 0.035-0.019 percent by weight and said cationic emulsifier is present at from 0.014-0.093 percent by weight.
Claim 13
Dependent Claim
42 words
The composition of claim 9 wherein said non-volatile mineral oil is present at from 0.026-0.049 percent by weight, said amine functional polydimethylsiloxane is present at from 0.076-0.115 percent by weight and said cationic emulsifier is present at from 0.032-0.056 percent by weight.
Claim 14
Independent Claim
57 words
A method for applying a protective coating to hard surfaces which comprises contacting the surfaces to be protected with an aqueous solution consisting essentially of: a. 0.011 to 2.7 percent by weight non-volatile mineral oil; b. 0.035 to 6.3 percent by weight amine functional polydimethylsiloxane which is the reaction product of an endblocked polydimethylsiloxane having the formula
Claim 15
Independent Claim
57 words
A method for applying a protective coating to hard surfaces which comprises contacting the surfaces to be protected with an aqueous solution consisting essentially of: a. 0.011 to 2.7 percent by weight non-volatile mineral oil; b. 0.035 to 6.3 percent by weight amine functional polydimethylsiloxane which is the reaction product of an endblocked polydimethylsiloxane having the formula
Claim 16
Dependent Claim
44 words
The method of claim 12 wherein said non-volatilE mineral oil is present at from 0.011 to 0.082 percent by weight, said amine functional polydimethylsiloxane is present at from 0.035-0.019 percent by weight and said cationic emulsifier is present at from 0.014-0.093 percent by weight.
Claim 17
Dependent Claim
42 words
The method of claim 12 wherein said non-volatile mineral oil is present at from 0.026-0.049 percent by weight, said amine functional polydimethylsiloxane is present at from 0.076-0.115 percent by weight and said cationic emulsifier is present at from 0.032-0.056 percent by weight.
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) | 1977-12-02 | 1978-06-03 | 1978-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-02 | 1982-06-03 | 1982-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-02 | 1986-06-03 | 1986-12-03 | $7700.00 | Window Closed / Lapsed |