Classifications

• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
  • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
  • D06M13/2243—Mono-, di-, or triglycerides
• • A—HUMAN NECESSITIES
  • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
  • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
  • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
  • A24D3/06—Use of materials for tobacco smoke filters
  • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
  • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
• • A—HUMAN NECESSITIES
  • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
  • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
  • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
  • A24D3/06—Use of materials for tobacco smoke filters
  • A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/02—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with hydrocarbons
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
  • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
  • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M7/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made of other substances with subsequent freeing of the treated goods from the treating medium, e.g. swelling, e.g. polyolefins
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
  • D06M2101/02—Natural fibres, other than mineral fibres
  • D06M2101/04—Vegetal fibres
  • D06M2101/06—Vegetal fibres cellulosic
  • D06M2101/08—Esters or ethers of cellulose
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
  • D06M2200/40—Reduced friction resistance, lubricant properties; Sizing compositions

Definitions

• the present invention relates to a formulation for use as Lubricant in the manufacture of threads.
• the threads are first after a spinning process, which is preferably the solvent spinning process and then applying the formulation according to the invention processed on the surface of the threads as a lubricant.
• the manufactured Threads are preferred cellulose acetate threads and these threads are used in the manufacture of filters for tobacco products, especially cigarette filters.
• GB 896,599 describes tobacco filters used in cigarettes, pipes, cigarette holders or cigar tips can be used.
• the described Filter elements consist of bundles of continuous synthetic filaments, where water-insoluble calcium or magnesium salts finely distributed on the Surface of the filaments are present. These are finely divided particles fixed on the fibers by oils. In addition to mineral oils, these oils can also be high-boiling liquid esters of native origin, liquid esters of natural fats or liquid, high molecular weight fatty alcohols.
• GB 765,962 describes a tobacco filter element made from cellulose acetate fibers consists.
• the cellulose acetate filter material subjected to various processing steps, e.g. the Stretching and crimping the fibers.
• electrostatic charging of the fibers can be prevented and on the other hand the surface of the fiber must be lubricated, so that the fiber can be subjected to these processing steps.
• This lubricant contains a Mineral oil with a purity that is also used to manufacture pharmaceutical Products would be suitable.
• DE 12 12 459 describes a stiff tobacco smoke filter that may consist of a bundle there are crimped continuous threads and a paper wrapper, described.
• the threads consist of a mixture of a polyalphaolefin and of a plasticizer-soluble polymer of an organic plasticizer.
• Liquid organic plasticizers can be used in addition to light, medium and heavy Mineral oils also include liquid high-boiling organic esters or water-insoluble ones Propylene glycols or polybutylene glycols can be used.
• U.S. Patent 4,330,422 discloses a cleaning composition, the white Contains mineral oil.
• the emulsion is used for treatment and cleaning used by metal surfaces.
• the emulsion according to the invention contains 20-50 % By weight of a mineral oil with a viscosity of 50-380 Saybolt seconds, measured at 100 ° F and 0.5 to 10% by weight of an emulsifier.
• nonionic emulsifiers has been used to produce emulsions turned out to be advantageous.
• emulsifiers i.a. Sorbitan esters and polyglycerides of fatty acids specified.
• the manufacture of filters for tobacco products usually takes place according to a process in which a thread, which normally contains cellulose acetate, is first produced using a spinning process, which is preferably the solvent spinning process.
• a spinning process which is preferably the solvent spinning process.
• an acetone solution of cellulose acetate and matting agent TiO 2 is pressed through spray-like nozzles (spinnerets).
• the holes usually have cross sections in the form of an equilateral triangle.
• a heated spinning shaft is located below the spinnerets. The air sucked through the spinning shaft heats up and absorbs the solvent acetone which diffuses out of the filament formed and which is almost completely recovered.
• the solution solidifies into a filament with considerable loss of volume.
• the filaments When using triangular holes, the filaments have a Y cross section.
• the thread When a thread, which is composed of several filaments, leaves the spinning shaft, the filaments are tightly packed in the thread, but do not stick to one another.
• the thread At the exit of the spinning shaft, the thread typically contains a residual proportion of approximately 1 to 6% by weight of acetone.
• finish which mainly serves as a lubricant for the subsequent processing steps. This preparation is carried out by an oiler or with the help of an application roller.
• the content of acetone in the threads is first further reduced, several threads are combined to form the so-called tau, and the tau is subjected to a crimping process using a crimping machine, which preferably works according to the stuffer box principle.
• this rope is passed through a conical machine part and thus compressed to its final thickness, that is to say the thickness of the filter to be manufactured.
• a composition containing glycerol triacetate is applied to the filter rope. After leaving the compression part, this further preparation ensures that the filter is fixed in the desired shape and thickness by curing.
• the final thickness is the one applied after the threads have dried Formulation as a lubricant.
• a lubricant ensures the friction that during of the subsequent processing steps does not exceed a value, which leads to tearing or undesired heating of the threads or of dew leads. Both would result in undesirable waste.
• the lubricant enables higher machine speeds.
• the formulation must take into account the high shear forces that occur during this process Survive without loss of effectiveness.
• This lubricant usually consists of an emulsion made up of a mixture is made from low-viscosity mineral oil and emulsifier. Further Components can be included in the emulsion.
• the mineral oils remain on the threads after the filters and the corresponding tobacco products containing these filters have been manufactured. When smoking a cigarette that contains such a filter, for example, some of the mineral oil on the filter can be absorbed by the smoker.
• Baldwin et al. MK Baldwin et al .; “Feeding studies in rats with mineral hydrocarbon food grade white mineral oils", Toxicol. Pathol. 20 , 426 (1992)
• Smith et al. JH Smith et al .; "Ninety-day feeding study in Fischer 344-rats of highly refined petroleum-derived food-grade white oils and waxes", Toxicol. Pathol.
• the object of the present invention is to provide a stable and storable emulsion which contains highly viscous mineral oils with a viscosity of at least 8.5 mm 2 / s at 100 ° C. For this, it is necessary to find emulsifiers for the production of a processable formulation. The formulation is then used in exchange for the formulations used, which contain low-viscosity mineral oils.
• the object of the present invention is achieved by a formulation for use as a preparation in the production of threads containing a) 30-90% by weight of a mineral oil with a viscosity of at least 8.5 mm 2 / s at 100 ° C. and b) 11 -60% by weight of an emulsifier selected from sorbitan monoesters, derivatives of sorbitan monoesters, sorbitan diesters, derivatives of sorbitan diesters, sorbitan triesters, derivatives of sorbitan triesters, polyglycerol esters, derivatives of polyglycerol esters, polyricin oleate, derivatives of polyricin oleate and mixtures thereof.
• an emulsifier selected from sorbitan monoesters, derivatives of sorbitan monoesters, sorbitan diesters, derivatives of sorbitan diesters, sorbitan triesters, derivatives of sorbitan triesters, polyglycerol
• the stability A formulation that can be in the form of an emulsion can be affected by the cloudiness determine the wording.
• the basic principle is that a higher one Turbidity indicates less stability.
• the processing stability of the formulation can be checked by changing the turbidity of the formulation during the Processing is checked. There is little or no increase in turbidity particularly beneficial while a greater increase in turbidity to a does not indicate sufficient formulation stability.
• the storage stability a formulation can be checked by checking the turbidity according to e.g. five days Check storage at 23 ° C. Is an increase in turbidity after such Storage time not ascertainable or very short, so the storage stability is Assessment of the formulation as very good, while an increase in the turbidity or characterize any separation of the phases as poor storage stability is.
• the viscosity at 100 ° C. is at least 8.5 mm 2 / s.
• the mineral oil used preferably has a viscosity of 8.5 to 1000, particularly preferably 8.5 to 20 and very particularly preferably 8.5 to 11 mm 2 / s.
• the proportion of hydrocarbons in the highly viscous Mineral oil with less than 25 carbon atoms is not more than 5% by weight.
• the average molecular weight of the highly viscous mineral oil should not be less than 480 g / mol.
• the emulsifiers used according to the invention are selected from sorbitan monoesters, Derivatives of sorbitan monoesters, sorbitan diesters, derivatives of sorbitan diesters, Sorbitan triesters, derivatives of sorbitan triesters, polyglycerol esters, Derivatives of polyglycerol esters and mixtures thereof.
• the esters can preferably be esters with fatty acids. All fatty acids can be used as fatty acids such as Stearic acid, oleic acid, lauric acid and ricinoleic acid ([R- (Z)] - 12-hydroxy-9-octadecenoic acid).
• the fatty acids used can alternatively from corn, cotton oil, palm oil, peanut oil, sesame oil, soybean oil, safflower oil, Castor oil or other oils of native origin can be obtained. Here you can the fatty acids are hydrogenated or not, and condensed or not available.
• the sorbitan triester be selected from the group of sorbitan triesters with fatty acids containing 10-25 carbon atoms, ethoxylated sorbitan triesters with fatty acids containing 10-25 carbons and containing 5-30 moles of ethylene oxide units per mole of sorbitan triesters and mixtures thereof.
• the sorbitan triester can be selected from the group sorbitan tristearate, ethoxylated sorbitan tristearate with 5-30 mol ethylene oxide units per mol sorbitan tristearate, sorbitan trioleate, ethoxylated sorbitan trioleate with 5-30 mol ethylene oxide units per mol sorbitan trioleate, sorbitan trilaurate, ethoxylated sorbitan trilaurate and 30 mol Sorbitan trilaurate and mixtures thereof.
• the polyglycerol ester fraction can composed of at least 75% di, tri and tetraglycerol esters consist. It is preferred that the polyglycerol ester is formed is from the group polyglycerol esters with fatty acids that have 10-25 carbon atoms contain, derivatives of polyglyceric acids with fatty acids containing 10-25 carbon atoms contain, polyglycerol polyricinoleate, derivatives of polyglycerol polyricinoleate and mixtures thereof.
• the formulation contains as emulsifier a) Sorbitan tristearate or ethoxylated sorbitan tristearate with 5-30 mol ethylene oxide units per mole of sorbitan tristearate, b) polyglycerol polyricin oleate and c) sorbitan monolaurate and d) ethoxylated sorbitan monolaurate with 5-30 mol ethylene oxide units per mole of sorbitan monolaurate and e) sorbitan monooleate.
• emulsifier a) Sorbitan tristearate or ethoxylated sorbitan tristearate with 5-30 mol ethylene oxide units per mole of sorbitan tristearate, b) polyglycerol polyricin oleate and c) sorbitan monolaurate and d) ethoxylated sorbitan monolaurate with 5-30 mol ethylene oxide units per mole of sorbitan monolaurate and e
• the emulsifier is a mixture of at least two emulsifiers are present, based on the weight of formulation 1 up to 15% by weight of ethoxylated sorbitan tristearate with 5 to 30 mol of ethylene oxide units per mol of sorbitan tristearate in the mixture of emulsifiers and / or based to the weight of the formulation 1 to 15 wt .-% polyglycerol polyricin oleate and / or polyricin oleate contained in the mixture of emulsifiers.
• the emulsifier is a mixture of at least two emulsifiers are present, based on the weight of formulation 1 to 15 %
• the formulation according to the invention preferably contains 30-80% by weight of the mineral oil, more preferably 40-80% by weight, particularly preferably 45-75% by weight and very particularly preferably 55-72% by weight of the mineral oil.
• the emulsifier 15-60% by weight of the emulsifier is preferred, more preferred 20-60% by weight, particularly preferably 25-55% by weight of the emulsifier, is present.
• the formulation according to the invention can be a water-in-oil or an oil-in-water emulsion or the formulation forms a water-in-oil in water or an oil-in-water emulsion.
• the formulation according to the invention is based on the spinning process in emulsion form on the surface of the threads, which are used to filter processed for tobacco products, applied. This processing remains the mineral oil on the surface of the threads or rope. It is preferred that the threads used contain cellulose acetate, the average of 1.5 to 3 acetate groups contains per cellulose unit.
• threads also means fibers, which can be produced by the process described here.
• Filters for tobacco products can be produced from these threads. It is preferred here that the filters are cigarette filters. The remains in all work steps applied emulsion on the threads and thus on the rope. So that's the emulsion to a certain extent also in the filters for tobacco products and Tobacco products themselves.
• the emulsion according to the invention is illustrated by the following examples, but without to be limited to these examples.
• Formulation 1 [% by weight]
• Formulation 2 [% by weight]
• Mineral oil Primol® 352 64,50 60,00 Sorbitan monolaurate + 20 EO 12,80 11,60 sorbitan 8.20 13,00 Sorbitan tristearate + 20 EO - 4.40
• Polyglycerol polyricinoleate 3.10 3.00 sorbitan 5.77 - water rest rest
• Formulations 1 and 2 from Table 1 both contain the combination according to the invention of a mineral oil with a viscosity of at least 8.5 mm 2 / s at 100 ° C. and the emulsifier according to the invention.
• the emulsions can be prepared using standard methods.
• Primol 352 is initially introduced at room temperature and the raw materials are added in the order of sorbitan monolaurate, sorbitan monolaurate + 20 EO, sorbitan monooleate, polyglycerol polyricinoleate and water with constant stirring. Formulation 1 is stirred for an additional 30 minutes.
• Primol 352 heated to 50 ° C., is placed in a stirrer.
• the other raw materials are added in the order sorbitan monolaurate, sorbitan monolaurate + 20 EO, sorbitan tristearate + 20 EO, polyglycerol polyricinoleate and water. After stirring for 30 minutes at 50 ° C., the formulation is allowed to cool to room temperature and is stirred at this temperature for a further 30 minutes.

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• Engineering & Computer Science (AREA)
• Textile Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Materials Engineering (AREA)
• Edible Oils And Fats (AREA)
• Colloid Chemistry (AREA)
• Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
• Compositions Of Macromolecular Compounds (AREA)
• Fats And Perfumes (AREA)
• Manufacture Of Tobacco Products (AREA)

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Publications (1)

Family

ID=29724429

Family Applications (2)

Family Applications After (1)

Country Status (6)

Cited By (2)

Families Citing this family (6)

Citations (4)

Family Cites Families (22)

• 2002
  • 2002-07-11 EP EP02015405A patent/EP1380684A1/fr not_active Withdrawn
  • 2002-07-22 US US10/200,611 patent/US7153447B2/en not_active Expired - Fee Related
• 2003
  • 2003-05-24 WO PCT/EP2003/005440 patent/WO2004007831A1/fr not_active Application Discontinuation
  • 2003-05-24 AU AU2003238389A patent/AU2003238389A1/en not_active Abandoned
  • 2003-05-24 EP EP03732455A patent/EP1530657B1/fr not_active Expired - Lifetime
  • 2003-05-24 DE DE50312667T patent/DE50312667D1/de not_active Expired - Lifetime
  • 2003-05-24 AT AT03732455T patent/ATE466130T1/de not_active IP Right Cessation

Patent Citations (4)

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