DE1617049A1 - Aerosol mixture, in particular aerosol shaving cream - Google Patents

Description

Colgate-Palmolive Coiapany

New York, KY. V.St.A. Haeburs. -dea l $ * April 1966

Dia present invention relates Aero © olaiiscburtge3a _t which rreibsaittelraengen with the same active ingredients and how they are currently used, and quantities with the same active ingredient, and much larger Treibini tt ©! Quantities than the currently used result in a larger Schetuiavolumen.

The invention Aeroeolraisehuag contains scfeaumbildende Active ingredients, a fatty acid ester amide and a normally gaseous »propellants in liquid form, with the ratio of active ingredient and propellant is 10: 1 to '? 0 «· 1.

The previously known Aeroool products are usually traded in containers with a capacity of about 1? 0 cm, which when using, for example, 5 "! g blowing agent aui ^v? 80 g of active ingredient mixture are generally from 1400 to i? 00 cm ³ foam supply. Here, 5.1 S propellants, s.Bw aliphatic hydrocarbons with 3 to 4 carbon atoms, etc. represent the IlÖchettnengo propellants that are used

BATH ORIGINAL

009887/1904

can without a sprit sander odor gufasaiartigsr · stiff or foam being obtained «Hack of the present invention, on the other hand, can with the same sien; ·; © tiirkstofTwisca-sng at Susätx down to ε«. 1 % Fefisäuroüstarcoai.d and using about 10 J propellant 1 * 400 cai ' ¹ perfect foam can be mrseugt.

In the art, it is wi 'lauric acid monoisopropanolamide can improve bekasuit _t d ß is the stability of foams from foaming Wasehalttölmischungen by adding Festtsäur "amides. The stabilization of a foam does not mean, however, at the same time and without further ado, that a higher level of oil can be generated from a given active ingredient by increasing the ratio of healthy oil to active ingredient mixture 143) «ad N-Dodoeylacetaraid CUSA patent specification 2 702 27S) recommended. Furthermore, US Pat. No. 2,991,296 describes an improved foam stabilizer which is obtained by introducing two or more ethylene oxide groups into an aliphatic carbonic acid derivative of isopropanolamide or a mixture of such derivatives, a compound of the general formula

CH ³
R - C - NH - CH ₂ - CH - (OCH ₂ -CH ₂ ) _x OH

ORIGlNAL BATHROOM

009387/1904

arises, in which R a. aliphatic cerbonic acid acid with 13 to 17 or if their carbon atoms and χ a whole Count from 2 to 20 is. In none of these publications it is said that oen the shot volutes from a certain Active ingredient amount tea tainde itonis 100J »can increase. Sfeenso none of these publications say that one the »necessary to age an aerosol shaving cream Time can significantly advance courses and that no shaking is required in use.

Hit dor present invent "ng an aerosol product is proposed, in which you can generate with a given amount a much larger Schauüivolumen" The Aerosolsaisehung invention may further comprise a greater amount contained hydrocarbon Treibtaittel, "relstte auis a given Vfirkstoffmange a much larger volume van not rubberyeas and not spritsendeaa · Scheme generated. The invention also proposes βλϊ5.β Aez'oeoirasiercreme, trelche - even when using the usual ratio -v®n active ingredient mixture to propellant - requires a much shorter time for aging and needs little or no need to be shaken when in use and not. ^

The amount produced by a given amount of active ingredient increased Foam volume is based on a comparison of the ratio

BATH ORiGWAL

of propellant * · to WjLrks toffinenge. Use one? typical aerosol shaving cresac with urid without the addition of 1% Fettsäureaeterauttld. The active ingredient mixture consists of soap, fatty substances, moisturizers and water «

Active ingredient « * Known · Aerosol-Verbeacerte

Aeroeolreeier shaving cream «

Wed "ohttng B

ι- and potassium soap * 9.0 9.0

diethanolamide ** 1.0 1.0 Coconut fatty acids 1.0 1.0 Glycerin 2.71 2.71 Coconut oil 0.25 0.25 Perfume 0 ^ 58 0.58 water 85.46 83.46 Fatty acid ester amide * * - 2.O

100.00

* Made from technical double-pressed stearic acid

* · Diethenoleaid of a mixture of ιτόά lauric and myrietic acid in a weight ratio of 70:30.

*** MoflOethanoleaidester tech "iech" .r tallow fat "cures"

ie RCONIICH ₂ CH ₂ GOCR _v where R is selected from the following

Fatty acid rust is composed of: 43% stearic acid, 52% paltaitic acid, 3% hydrochloric acid and 2% higher fatty acids found in sebum,

To test these mixtures, 177 S mixture A with

5.1 g of propellant and 177 g of Mindumg B rait 10.2 g of propellant in each case in a pressurized can with a content of 170 cpi

00 9887/1904. . bath

"Dee propellant consisted of 87% isobutane and 1,354 propane for each sample. Mixture A became

in the case of conventional delivery from the container 1700 ear foam obtained, while stirring, upon delivery of mixture B under the same conditions, 3400 cm of foam were obtained. The ratio of amount of active ingredient to Treibinittelmenge was in mixture A 177 · 5 or 35.4: 1, and in mixture B 177 ϊ 10.2 or 17.3 ί 1. training of a given drug quantity were thus with mixture B 3400 ice foam and from

- »the same Wirketeffmenge at Mischuiig A produces only I700 cm * Foam · Both Schäusse> not rare guiaai (<rtig and injected not · For mixture A was an aging time of 20 minutes at 54.5 ⁰ C and mix 3 a Aging "· time of 5 minutes at 54" 5 ° C "is required. With mixture B, in contrast to mixture A, no shaking is required during use, which is a particular advantage.

Pur den FAchaajm it goes without saying that instead of the potassium and sodium soaps of double-pressed stearic acid, other soaps such as triethanol stearate, morpholine stearate or triethanolamine arays can also be used. Furthermore, it is known to the practitioner that the soap actives are often used in their effectiveness Achievement of a desired. Foam quality mw £ well-known orphan Fathers are kasm, msA 9b®neo _s dßE di® propellants- »• n $» & a & Sr & ieiung d®s * desired room consistency can be varied.

hb xmn.

BATH

009887/1904

Claims (2)

'fK & koö ^ 88-prio; ϊο 6 Jr? Colgate-Palreolive Company Key Torkt N.?. ,, V.St.A1. ^ RaBbirrg, J.5. April: 1. Pq t en t B1 η 3 ρ r u c h * v ·> 1. Aeroaoliaischt, characterized in that it a before transforming Active ingredients, a fatty acid ester & mid and nonaa-1erweisβ Contains gaseous propellant in liquid form, the ratio of active ingredients to propellant iO: 1 to 70; ^. amounts to. 2. Aerosolaisehung according to claim 1, characterized in that it as propellant an aliphatic hydrocarbon with 3 carbon atoms and / or an aliphatic hydrocarbon with k carbon atoms, preferably a mixture of predominantly isobutane and im , remaining propane. 3 «Aeroeol shaving cream according to claim 1 and 2, characterized in that it contains sodium and potassium soaps of stearic acid, lauric / Hyrietinsäurediethanolamld, coconut fatty acid, glycerine, coconut oil, perfume, fatty acid ester and water du mixture with oil propellant from Qy% 139 »contains propane in a ratio of 1 part of active ingredients to 1 part of propellant. 009887/190 * 'BADOMiIAt 4 * & Aerosolr siercreaa "oh Aasprucü 3» characterized records, d "0 el" active compounds 9 _s 00 wt * ^ and potassium eleven "of SteÄriitsSüre m * 1.00 * Gmr MyfistinefiurediätliÄttolamid, f 1 ₁ 00 de *. H Kokosfettsäareö, 2 _t 00 Gew.S SteariaeäureesterBiaid _e Z _t H Geir »% glycerol, 0.25 Ge4r.56 coconut oil, 0.58 Gew.56 perfume u * id 83 kS entbSIt. , "BAD ORIGINAL