SU1623554A3 - Smoking article - Google Patents

Abstract

The invention relates to the tobacco industry and concerns cigarettes. And similar smoking articles. The aim of the invention is to reduce sidestream smoke by reducing its harmful components. The smoking article comprises a rod 1 of smoking material enclosed in a paper wrapper 2 including a flame retardant. The smoking material contains 20% by weight of expanded tobacco, the packing density of the smoking material in the rod is from 100 to 260 mg / cm3. The product contains an acetyl cellulose filter 3 with a length of 20 mm, bonded to the stem i with an end wrapper 4. The air permeability of wrapping paper is no more than 20 Coresta, and its composition includes a filler, which is a sidestream reducing substance | smoke, the length of the circumference of the rod 1 is from tO to 30 mm. / L 6 s „p. f-ly, 2 ill., 3 tables.

Description

7.2 9.8 7.2 8.6 9.2 8.1 9.5

table 2

Claims (7)

Claim 1. A smoking article containing a rod of smoking material enclosed in a paper wrapper including a flame retardant, in that, in order to reduce sidestream smoke by reducing the content of harmful components in it, the smoking material contains at least 20 wt. .% swollen with go tobacco, the density of the packing of the smoker; but? about the material in the rod is (100-260 mg / cm ^ with the provision when smoking on a machine at least six puffs. 2. Product pop. 1, distinguished by the fact that, as a combustion retardant, a substance selected from the group consisting of aluminum-ammonium sulfate, primary acidic ammonium phosphate, `` secondary acidic ammonium phosphate, primary acidic sodium phosphate, boric acid is used acid, aluminum and calcium borates, ammonium, lithium and magnesium bromides, ammonium, magnesium and zinc chlorides, aluminum and calcium phosphates, potassium silicate, aluminum, calcium and magnesium sulfates and sodium carbonate and mixtures thereof. 3. Product popp. 1 and 2, characterized in that the expanded tobacco used in the smoking material has a volume increased by at least 75% of its original volume. 4. The product according to claims 1 to 3, characterized in that the specific gravity of expanded tobacco is 100175 mg / cm ³ . 5. The product according to paragraphs. 1-4, characterized in that the breathability of the wrapping paper is not more than 20 Korest. 6. The product according to paragraphs. 1-5, characterized in that the circumference of the rod of smoking material is 10-30 mm 7. The product according to claims 1 to 6, characterized in that the wrapping paper includes a filler that reduces sidestream smoke. The table! Paper Predicted yields of components in the by-stream of pulp, mg.sigG ⁴ The measured yields of components in the sidestream smoke, mg * sigT ^g Number (puffs < PMWNF ΤΝΑ With PMWNF ΤΝΑ 1 ^co A 14.9 3.0 33,4 16,2 2.25 31.6 7.2 S S IN 10.7 2.63 28,2 9.7 1.74 23.1 9.8 S S FROM 14.6 3.18 29.4 13.9 2.02 31.1 . 7.2 S s D 12.9 3.11 25.1 10.0 1.27 21.0 8.6 8 S g 13,2 3.20 27.7 13.0 1.68 23.8. 9.2 S S g 11.8 3.33 25.4. 13.6 2.24 30.5 8.1 S s from 11.5 2.23 27.8 9.5 1.29 21.7 9.5 table 2 Paper Permeability, unit of Korest Density, g / m ’* Filler, weight. 7 Retarder, weight. 7 A 12 46 23.5 Caso j 2.6 11.5 MgO A1 (NH ₄ ) (S0 ₄ ) ₄ IN 12 46 23.5 CaCOj 4.0 MgCL, 11.5 MgO FROM 12 46 23.5 CaCO, 5.5 mixes 11.5 MgO D 9 27 23.7 CaCO j 14 mixes E 9 27 23.7 CaCO-j 10 MgCli F 9 27 23.7 CaCO 11 NaH ₂ P0 ₄ G 9 fifty fifteen Caso _e 6.9 MgCl ₂ 8.7 MgO Table 3 Cigarette Number of puffs Reduction of components in the sidestream smoke, 7 Tobacco consumption, 7, in the period PMWNF eleven eleven eleven ι ------ J eleven 1 eleven 1 about 1 1 about 1 eleven eleven eleven eleven eleven eleven eleven puffs I between puffs Control 8.8 • “ - 32 68 1 8.6 70 69 80 20 2 8.0 60 fifty 60 40