DE2008150B2 - Wrapping for tobacco products and a method for producing such a wrapping - Google Patents

Description

S 2 003 150

3 4

Smoking process proved beneficial. It is type A, but with a coating according to the invention:

very important that this porosity to an optimum ^ ₁ -,. -

Can be increased if you dry the nicotine in chewing

of the film casting machine by technical equipment ^ ??, ^ """k' ^g

lines designed so that several drying oven 5 tar products in the smoke

with different temperatures. The (a. Cigarette) 10.90 mg

The formation of the porosity can be further increased, type B:

if the mass also contains methyl or ethyl glycol c- · ...,.

is added in an amount that would make a less popular cigarette

Plasticizer content can reach. . "With the filter cut off

It is necessary in the first drying stage ^^ yZ T? 0 4S

to exceed the boiling point of methylene chloride T ^ ZS ^ T ^ n ^ h

and in the last drying stage the temperature ^ T? £ L ^ i? Q? ™

to be chosen so that it is higher than the boiling point ^{(one Zl} s ^arette ) ¹² , ^{92 m} 8

of methanol. However, it may be in the last dry 15 type B, but with a coating according to the invention:

voltage level are not so high that the during n; ^ · ,, _irn p _Q "" u

of the drying process, very important- Tl ₇ S _M , _m "

sinter together micropores of the film. _T ^{(one Zl sarette} ) · · · · · ° '43 ^m S

It was also easy to foresee that the tar products in the smoke too

for pure acetyl cellulose films (packaging film) cha- 20 ^{(one Zl} g ^3rette > ^{10 '65 m} 8

characteristic weldability despite the high grade C:

Amount of filler and the incorporation of the non-sealed _v , ■, · "·""

capable methyl cellulose is retained. V ₁ -I ^c . f ¹ ^ " ¹¹⁰⁵¹

This made it possible for the first time, at the factory, 28 ms

cation of cigarettes or similar bodies of smoke 25 Te ^ rSi in the smoke

to apply the heat-seal process fine Zisarillo? 29 80 ms

and thus remove the taste-impairing glue strip ^{(a Zl} ^ ^nllo > ²⁹ ' ^{8Ü m} 8

to close, without reducing the pro-type C, but with a coating according to the invention:

production performance. Nicotine in the smoke (a cigarillo) .. 0.53 mg

It was particularly surprising that with a to 30 -r _A i_ _t ■ _o ν,

Mixture of tobacco with the white inorganic (IgXwUM 11 45 me

Pigments of the film base due to the composition ⁽ ^ iganuoj 11, «mg

The effect of the solvent mixture with the In summary it can be said that the

Plasticizers a flotation effect occurs. Thereby in the following examples in detail

the specifically heavy white pig-35 described cigarette wrapping become an important one

elements to the surface and which in itself represents progress that is primarily based on the

lighter dark tobacco parts, if available, in order to guarantee a gentle smoking experience.

Base area of the film brought. It can stretch films and is characterized by the following advantages:

! EÄ ^ S ^ HT ^ Ä "'· ^Di <H ~ - ~ .hi.tay -AB. operate, W = -

It should also be pointed out that just by "_. ". ...... . .. ~. ,

the high proportion of mineral white ^{bodies the 2} · Ό * Z.garetten coating is porous ^Dadurc 5

Tar formation from the film envelope is significantly reduced ^, secondary air is brought into the cigarette and

j _st a better combustion of the insert is achieved.

But the biggest surprise occurred 3 · ^{In t} he production of the envelope with a

The white pigments are used as cigarettes with a tobacco content in the filler according to the method

manufactured cigarette case, washed up on top. That's why she stays

The amount of tar and the amount of nicotine in the smoke is examined.

became. Cigarettes were compared, those at 50 4. The wrapper has sealability. This means:

the same tobacco insert and, if necessary, the same When manufacturing cigarettes, the

Once the filter is placed in front of it, the usual cigarette wrapper is not stuck with glue, as is the case with the usual one

paper and on the other hand with the cigarette paper according to the invention, but welded.

Wrapping were made. 5. A significant reduction in the amount of nicotine

Corresponding comparative studies were 55 j _m smoke and a reduction in smoking

The amount of tar formed by the Stillwell Research Laboratory was

& Gladding, New York, N.Y., made and directed that with the described cigarette-

are compiled in the following table. wrapping were made.

j ... 60 The invention will now be based on two exemplary embodiments explained in more detail. Type A:

A king size filter cigarette with a great example 1

Market share ... ._ .. ..... ... ,,.

Nicotine in smoke 6 ₅ ^White wrapping for cigarettes

(one cigarette) 1.05 mg in a rustproof, well-sealable stirred kettle

Tar products in the smoke are presented to 445 parts by weight of methylene chloride

(one cigarette) 16.50 mg and a mixture of 7 parts by weight of highly methylated

5 6

Methylce'.lulose and 25 parts by weight of acetylcellulose The production of a casing from the in the case Stir introduced. The ratio of masses 1 and 2 described is as follows methylated methyl cellulose and acetyl cellulose occurred:

fluctuate in a range from 1 plus 4 to 1 plus 20 The well homogenized, sealed off in the absence of air

and is essentially determined by the type of mass stored according to Example 1 or 2 is using

Cigarette wrapping that one wishes to obtain, a pouring device on an endless stainless steel belt

of the type and variety of tobacco used and evenly in a sufficient layer thickness.

on the size of the finished envelope. Then brought and passed through a drying tunnel.

26 parts by weight of finely ground tobacco (grain This channel has four temperature zones. The

size around 70 μ) and 26 parts by weight of titanium dioxide, the drying temperature in the first zone is above

carried. In this slurry is allowed below the boiling point of the methylene chloride, the ^C 41.6 C

constant stirring is 50 parts by weight of methanol and in the range from 45 to 55 ° C. The temperature

to run. temperature in the second zone is between 55 and

After swelling, 9 parts by weight of a 60 ° C, in the third zone between 60 and 65 ° C and

Plasticizer mixture, consisting of 1 part by weight 15 in the final and fourth stage above.

Glycerine, 4 parts by weight of propylene glycol, 4 parts by weight of the methanol, namely between 65 and 75 ° C.

share butylene glycol, zugegebtü and well mixed _e J by the thickness of a film-forming, listed

and homogenized. cast mass results in different film

B e 's D' e 1 2 thick. Films with 30 to are particularly suitable

^P 20 70 g / m ² dry weight. The drying tunnel

Brown wrapping for cigarette-letting film is completely solvent-free. The dried

Parts by weight of film that is continuously produced in great lengths

Methylene chloride 360 is put, is wound on rolls, with the help

Acetyl cellulose 35 from a parting machine into narrow bobbins of the

Methyl cellulose 2 ² 5 desired width can be divided. This measure

Tobacco, ground to about 70 μ 38 ^kar < ⁿ but can also be made directly on the casting machine with deglazing 4.5-speaking cutting devices.

Calcium carbonate 4.5 den.

Glycerine 1 The manufacture of sealed cigarettes

Propylene glycol 4 3 <>

1,3-butylene glycol 5 Die cut to a width of about 29 mm

Methanol 40 bobbin from the film according to the method described instead of the paper reel in the cigarette

Since this wrapping has a tobacco-like appearance, saving machine stretched. Leadership, running and collecting should and not the white of the conventional 35 direction for any printing remain the Cigarette wrapping, the proportion of whitening is the same as with paper bobbins. The application device Pigment, namely titanium dioxide, has been omitted for coating with glue is removed. The heating and due to the mineral or inorganic content, iron bar or the endless, heated steel structure Mica and calcium carbonate, which do not stain, tied what would otherwise be used to dry the glue strip but the tar formation with reduce, replaced. The 40 is used to weld the film. the The ingredients listed above will be in the in the temperature of the rail or tape will be the Example 1 described way to a homogeneous performance of the cigarette machine and the layer thickness Mass processed. adapted to the slide.

Claims (6)

] The high cellulose content alienates the patent claims: taste of tobacco smoke significantly. 2. The development of tar from the paper when smoking 1. Serving for tobacco products, thereby process is considerable. g e k e η η ζ e i c h η e t that it requires from a uni 5 gluing of the paper to form a strand Covering from a part of highly methylated methyl- 3. D.eM / erMeDu g P _{der sich} cellulose, 4 to 20 parts of ^acetyl cellulose, a '"J CIJC1U /"' _Rcl , _lr .WQr> limaHi am Wirkf Plasticizers, titanium dioxide and fillers. ^ne S ^{atIV affects the taste of} smoke. 2. Covering according to claim 1. indicates that they are used as fillers tobacco flour and / or mica, calcium carbonate and talc from cigarette smoking have recently been heavily persisted, seized. So z. B. in the USA by the health 3. Enclosure according to claim 1 and 2, characterized by a corresponding reference aui the unit authorities characterized that the plasticizer is required from 1 Ge cigarette packs. part by weight glycerine, 4 parts by weight propylene 15 The object of the present invention is to provide a glycol and 4 parts by weight of butylene glycol. To create wrapping for cigarettes that are in their 4. A method for preparing a taste Umhüilung significantly indifferent and is capable for tobacco products according to claim 1, characterized overall to reduce the Teerentwicklung and indicates that a part hochmethylierter metal to reduce nicotine levels in the smoke considerably. In doing so, ethyl cellulose, 4 to 20 parts acetyl cellulose, a 20 should keep the usual white appearance of the coating plasticizer, titanium dioxide and fillers under the material and its mechanical properties using methylene chloride and methanol. as a solvent in several stages to a. This is achieved by the fact that it is porous from a surrounding area Foil are dried, the casing being made of one part of highly methylated methyl drying temperature in the first stage above 25 cellulose, 4 to 20 parts of acetyl cellulose, one the boiling point of methylene chloride and plasticizers, titanium dioxide and fillers, in the last drying stage above the If below within the scope of the invention Boiling point of methanol, but not as high as methyl cellulose is mentioned, it is always that the film sinters. about highly methylated methyl cellulose. 5. The method according to claim 4, characterized in that the casing may contain a portion of tobacco, draws that a proportion in the manufacture if a brown cigarette wrapper is desired Methyl or ethyl glycol is added to it, but also other fillers, such as mica, Amount of the plasticizer mixture can reach. Calcium carbonate or talc. 6. The method according to claim 4, characterized in that the plasticizer can consist of 1 part by weight of glycerine, shows that the drying in the first stage 35 4 parts by weight of propylene glycol and 4 parts by weight at a temperature between 45 and 55 ° C, consist in butylene glycol. the second stage between 55 and 60 ^c C, in which the production of such a casing takes place third stage between 60 and 65 ° C and in that one part of the highly methylated methyl fourth Stage between 65 and 75 ° C carried out cellulose, 4 to 20 parts of acetyl cellulose, a soft becomes. 40 macher, titanium dioxide and fillers using of methylene chloride and methanol as solvents dries into a porous film in several stages, the drying temperature in the first stage being above the boiling point of methylene chloride In the case of the cigarette, the cut tobacco, the 45 and in the last drying stage above the so-called deposit, from a cylindrical paper boiling point of methanol, but not so high, hull held together. The fabrication takes place that the film sinters. With the help of suitable cigarette machines, which in the production can have a proportion of methyl or work in the strand process, that is, the insert ethylglycol is added, to which the amount of is transferred to an endless paper strip, which can reach 50 plasticizer mixture,
with the help of a strip of glue to form a cylinder. The drying is preferred in the first stage. is closed. This in itself endless strand is in section at a temperature between 45 and 55 ° C, when leaving the machine to the desired in the second stage between 55 and 6O ⁰ C, in the length of the cigarettes. third stage between 60 and 65 ⁰ C and in the fourth The special paper used for wrapping is carried out after 55 degrees between 65 and 75 ° C,
The use of methyl cellulose in tobacco water-containing suspension of cellulose fiber)! Foil is known per se and is used to prepare. In many cases, agents to increase the elasticity of the film in the moistened control and brightening process are also added. The condition is known, ie it makes the tobacco film tobacco-like alkali nitrates and mineral white bodies as addicts. sentences. In the case of the invention it was found, completely surprisingly, The one for gluing the cigarette rod is quite absurd for the film specialist The glue used is mainly based on dextrin. appearing admixture of large amounts of acetyl-die Using the cigarette paper has the cellulose to methyl cellulose, one with this cellu cigarette a characteristic, aesthetic appearance 65 losederivat incompatible derivative, in certain Given that the consumer nowadays restricts the shrinkage effect from every cigarette calls. However, the paper envelope generally has the ability to produce the film, but in particular a knowledge Hitherto accepted disadvantages: formation of a porosity of the envelope, which for the