EP2054204A1 - Verfahren zur hydrophobierung von holz - Google Patents
Verfahren zur hydrophobierung von holzInfo
- Publication number
- EP2054204A1 EP2054204A1 EP07802510A EP07802510A EP2054204A1 EP 2054204 A1 EP2054204 A1 EP 2054204A1 EP 07802510 A EP07802510 A EP 07802510A EP 07802510 A EP07802510 A EP 07802510A EP 2054204 A1 EP2054204 A1 EP 2054204A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- radical
- carbon atoms
- radicals
- siloxane polymers
- wood
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000002023 wood Substances 0.000 title claims abstract description 37
- 238000004078 waterproofing Methods 0.000 title abstract 2
- 229920000642 polymer Polymers 0.000 claims abstract description 56
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims abstract description 54
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 41
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 21
- 125000003277 amino group Chemical group 0.000 claims abstract description 13
- 150000001875 compounds Chemical class 0.000 claims abstract description 12
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims abstract description 10
- -1 hydrocarbon radical Chemical class 0.000 claims description 109
- 150000003254 radicals Chemical class 0.000 claims description 71
- 239000004215 Carbon black (E152) Substances 0.000 claims description 33
- 229930195733 hydrocarbon Natural products 0.000 claims description 33
- 230000008569 process Effects 0.000 claims description 22
- 229920000768 polyamine Polymers 0.000 claims description 18
- 229920005989 resin Polymers 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 125000005842 heteroatom Chemical group 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052717 sulfur Inorganic materials 0.000 claims description 6
- 239000011593 sulfur Substances 0.000 claims description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 229910004283 SiO 4 Inorganic materials 0.000 claims description 2
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 2
- QUPDWYMUPZLYJZ-UHFFFAOYSA-N ethyl Chemical compound C[CH2] QUPDWYMUPZLYJZ-UHFFFAOYSA-N 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 125000001183 hydrocarbyl group Chemical group 0.000 abstract 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 11
- 239000000123 paper Substances 0.000 description 10
- 238000005470 impregnation Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 150000001412 amines Chemical class 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 150000003961 organosilicon compounds Chemical class 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 5
- GCPWJFKTWGFEHH-UHFFFAOYSA-N acetoacetamide Chemical compound CC(=O)CC(N)=O GCPWJFKTWGFEHH-UHFFFAOYSA-N 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical class CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- WASQWSOJHCZDFK-UHFFFAOYSA-N diketene Chemical compound C=C1CC(=O)O1 WASQWSOJHCZDFK-UHFFFAOYSA-N 0.000 description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 4
- 150000002894 organic compounds Chemical class 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 3
- 241000218657 Picea Species 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 239000011093 chipboard Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 3
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 3
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000010875 treated wood Substances 0.000 description 3
- SLRMQYXOBQWXCR-UHFFFAOYSA-N 2154-56-5 Chemical compound [CH2]C1=CC=CC=C1 SLRMQYXOBQWXCR-UHFFFAOYSA-N 0.000 description 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000010933 acylation Effects 0.000 description 2
- 238000005917 acylation reaction Methods 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 238000005804 alkylation reaction Methods 0.000 description 2
- 125000005428 anthryl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C3C(*)=C([H])C([H])=C([H])C3=C([H])C2=C1[H] 0.000 description 2
- 150000005840 aryl radicals Chemical class 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000008139 complexing agent Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 125000000582 cycloheptyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 2
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 2
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000011094 fiberboard Substances 0.000 description 2
- 229920001002 functional polymer Polymers 0.000 description 2
- 150000002430 hydrocarbons Chemical group 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- 125000001624 naphthyl group Chemical group 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 125000006239 protecting group Chemical group 0.000 description 2
- 125000000467 secondary amino group Chemical group [H]N([*:1])[*:2] 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 125000006017 1-propenyl group Chemical group 0.000 description 1
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 description 1
- CUDYYMUUJHLCGZ-UHFFFAOYSA-N 2-(2-methoxypropoxy)propan-1-ol Chemical compound COC(C)COC(C)CO CUDYYMUUJHLCGZ-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- 125000001494 2-propynyl group Chemical group [H]C#CC([H])([H])* 0.000 description 1
- 125000004975 3-butenyl group Chemical group C(CC=C)* 0.000 description 1
- 125000006043 5-hexenyl group Chemical group 0.000 description 1
- 241000208140 Acer Species 0.000 description 1
- 241000349734 Afzelia Species 0.000 description 1
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 241000219495 Betulaceae Species 0.000 description 1
- 241000167854 Bourreria succulenta Species 0.000 description 1
- 241000218645 Cedrus Species 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 235000004607 Chlorophora excelsa Nutrition 0.000 description 1
- 244000229769 Chlorophora excelsa Species 0.000 description 1
- 241001673391 Entandrophragma candollei Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 241001250616 Intsia palembanica Species 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 241000721662 Juniperus Species 0.000 description 1
- 241000218652 Larix Species 0.000 description 1
- 235000005590 Larix decidua Nutrition 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 244000086363 Pterocarpus indicus Species 0.000 description 1
- 235000009984 Pterocarpus indicus Nutrition 0.000 description 1
- 241000219492 Quercus Species 0.000 description 1
- 235000016976 Quercus macrolepis Nutrition 0.000 description 1
- 244000100205 Robinia Species 0.000 description 1
- 241000124033 Salix Species 0.000 description 1
- 229910018540 Si C Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 244000186561 Swietenia macrophylla Species 0.000 description 1
- 241001116498 Taxus baccata Species 0.000 description 1
- 240000002871 Tectona grandis Species 0.000 description 1
- 241000218636 Thuja Species 0.000 description 1
- 235000000587 Tieghemella heckelii Nutrition 0.000 description 1
- 240000007662 Tieghemella heckelii Species 0.000 description 1
- 241001106462 Ulmus Species 0.000 description 1
- 150000004729 acetoacetic acid derivatives Chemical class 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003619 algicide Substances 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000008064 anhydrides Chemical group 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 235000019693 cherries Nutrition 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 229920003211 cis-1,4-polyisoprene Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000000596 cyclohexenyl group Chemical group C1(=CCCCC1)* 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 125000005594 diketone group Chemical group 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 150000002085 enols Chemical class 0.000 description 1
- XYIBRDXRRQCHLP-UHFFFAOYSA-N ethyl acetoacetate Chemical compound CCOC(=O)CC(C)=O XYIBRDXRRQCHLP-UHFFFAOYSA-N 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 238000006459 hydrosilylation reaction Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- WCYWZMWISLQXQU-UHFFFAOYSA-N methyl Chemical compound [CH3] WCYWZMWISLQXQU-UHFFFAOYSA-N 0.000 description 1
- ZQXSMRAEXCEDJD-UHFFFAOYSA-N n-ethenylformamide Chemical compound C=CNC=O ZQXSMRAEXCEDJD-UHFFFAOYSA-N 0.000 description 1
- WVJUDQOQXFMLOH-UHFFFAOYSA-N oct-7-ene-2,4-dione Chemical compound CC(=O)CC(=O)CCC=C WVJUDQOQXFMLOH-UHFFFAOYSA-N 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229940124530 sulfonamide Drugs 0.000 description 1
- 150000003456 sulfonamides Chemical class 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- JUKPJGZUFHCZQI-UHFFFAOYSA-N undecanoyl chloride Chemical compound CCCCCCCCCCC(Cl)=O JUKPJGZUFHCZQI-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 235000020234 walnut Nutrition 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/15—Impregnating involving polymerisation including use of polymer-containing impregnating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/36—Aliphatic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K2240/00—Purpose of the treatment
- B27K2240/70—Hydrophobation treatment
Definitions
- the invention relates to a process for the hydrophobization of wood.
- US 2004/0118540 A1 describes a process for papermaking in which first a high molecular weight amine component with an NH 2 concentration of at least 1.5 mSqu./g is added to the aqueous cellulose fiber mixture. Separately, a second component which can react with amino groups is then added, which is either a polyanionic compound or an aldehyde-functional polymer.
- the bicomponent system increases the wet strength of paper products, such as paper towels.
- a paper product such as paper towels, with increased wet strength is claimed in US 6,824,650 B2.
- the product contains a combination of a polyvinylamine and a complexing agent selected from an aldehyde-functional polymer and a polyelectrolyte. By reaction of polyvinylamine with the complexing agent, the paper product is reinforced.
- the additives described in the prior art serve to increase the wet strength of paper articles, such as paper towels, so that the paper towels contain liquids, such as paper towels Water, soak up, but do not tear it. A hydrophobization of paper articles is therefore not desirable.
- the object was to provide a process for the hydrophobization of wood products made of wood, in which the wood and the products made of wood are protected from the influence of water and moisture and the treated wood has water-repellent properties.
- the invention relates to a process for the hydrophobization of wood with a combination of
- R 3 represents a hydrogen atom or a monovalent hydrocarbon radical having 1 to 30 carbon atoms, preferably a hydrogen atom, with the proviso that the siloxane polymers (2) have a surface tension of at most 40 mN / m, preferably at most 35 mN / m and preferably at most 30 mN / m have.
- wood here is not on solid wood, such as fir, spruce, alder, beech, pine, oak, poplar, line, willow, maple, cedar, birch, hevea, cherry, larch, juniper, yew, robinia, Elm, Walnut, Mahogany, Rosewood, Teak, Merbau, Red Cedar, Olive, Ash, Few, Kambala, Afzelia, Bongosso, Iroko, Makore, Sipo, Thuja, Douglas Fir, Khaja, Pitch Pine, Sapelli and others.
- the term also includes wood-made Products such as chipboard, particleboard, chipboard, fiberboard such as LDF, MDF, low-density, medium density and high density fiberboard (HDF), HB (hard board), MBH, MBL (high density and low density medium boards), SB (soft boards), chipboard such as OSB (oriented beach boards), plywood, laminate wood and plywood.
- chipboard particleboard, chipboard, fiberboard such as LDF, MDF, low-density, medium density and high density fiberboard (HDF), HB (hard board), MBH, MBL (high density and low density medium boards), SB (soft boards), chipboard such as OSB (oriented beach boards), plywood, laminate wood and plywood.
- the compounds (1) may be silicon-containing, for example the aminopolysiloxanes known in the literature which contain aminopropyl, aminoisobutyl, 3- (2-aminoethylamino) propyl or 3- (2-aminoethylamino) isobutyl groups.
- silicon-free organic polyamines of which polymers of ethyleneimine and hydrolyzed polymers of vinylformamide are particularly preferred.
- the polyamines (1) contain preferably 3 to 10,000, preferably 20 to 8,000 amino groups, particularly preferably 100 to 6,000 amino groups, of which preferably 2 to 6,000 primary amino groups, preferably 20 to 6,000 primary amino groups.
- Polyamines (1) can have a linear, branched or cyclic structure, wherein the primary amino functions can be arranged in terminal or lateral position.
- the polyamines (1) contain amine group concentrations in the
- the siloxane polymers (2) may have oligomeric or polymeric structure.
- the siloxane polymers (2) preferably contain at least 2 residues B per average molecule, preferably 2 to 20 residues B.
- the organic residues B are bonded to the siloxane portion of the siloxane polymers (2) preferably via Si-C groups.
- the siloxane polymers (2) according to the invention preferably contain at least one SiC-bonded radical B 1 selected from the group of the general formulas
- R 1 is a bivalent organic radical having from 1 to 200
- R 4 is a hydrogen atom or a hydrocarbon radical having 1 to 30 carbon atoms, preferably a hydrogen atom, and
- R 5 , R 6 and R 7 are each a hydrocarbon radical having 1 to 30
- radicals B 1 of the formulas (II) and (III) have the structure of a substituted acetylacetone, which via R 1 to a
- the siloxane polymers (2) according to the invention preferably contain at least one SiC-bonded radical B 2 selected from the group of the general formulas
- Y is an oxygen atom or a radical of the formula - (NR ⁇ R 1 M 2 -NR 2 -, preferably a radical of the formula - (NR 9 -R ') Z -NR 2 -, where R' is a divalent hydrocarbon radical having 1 to 6 carbon atoms, preferably a divalent one
- Hydrocarbon radical having 2 to 4 carbon atoms R 2 represents a hydrogen atom or a hydrocarbon radical having 1 to 18 carbon atoms, preferably a hydrogen atom, R 3 has the meaning given above,
- R 8 is a bivalent organic radical having 1 to 200 carbon atoms, which may contain heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen, preferably a hydrocarbon radical having 1 to 20 carbon atoms, preferably a hydrocarbon radical having 1 to 4 carbon atoms,
- radicals B 2 of the formulas (IV) and (V) are bonded via the radicals R 8 to the siloxane polymer.
- the radicals B 2 are preferred as radicals B.
- the radicals B 2 of the formulas (IV) and (V) are tautomeric groups.
- the siloxane polymers according to the invention preferably contain at least 2 radicals B 2 from the group of the formulas (IV) and (V) per molecule, wherein they can only contain radicals of the formula (IV), only radicals of the formula (V) or both together. Since tautomeric groups are interconvertible, their respective content may change depending on external conditions. Their quotient can therefore vary within wide ranges and quotients of about 1000: 1 to about 1: 1000 amount.
- this enolizable group has a pks value of greater than 5.0, more preferably from 6.0 to 15.0, especially from 7.0 to 14.0.
- the siloxane polymers (2) according to the invention preferably contain at least one SiC-bonded radical B 3 selected from the group of the general formulas
- R 11 is a bivalent organic radical having 1 to 200
- the siloxane polymers (2) according to the invention preferably contain 5 to 5000 Si atoms, preferably 50 to 1000 Si atoms per molecule. They can be linear, branched, dendrimeric or cyclic. Particularly preferred are linear siloxane polymers (2).
- siloxane polymers (2) are network structures of any size to which neither a specific nor average number of Si atoms can be assigned, provided that they preferably contain at least 2 functional groups B of the formula (I).
- the ⁇ -ketocarbonyl-functional siloxane polymers (1) according to the invention are preferably organopolysiloxanes of units of the general formula
- X is an organic radical which contains the radical B, preferably a SiC-bonded radical B 1 , B 2 or B 3 , where B, B 1 , B 2 and B 3 have the meaning given above for
- R is a monovalent, optionally substituted
- Hydrocarbon radical having 1 to 18 carbon atoms per radical means
- R 15 is a hydrogen atom or an alkyl radical having 1 to 8 carbon atoms, preferably a hydrogen atom or a
- Preferred examples of the ⁇ -ketocarbonyl-functional siloxane polymers (1) according to the invention are organopolysiloxanes of the general formula
- X, R and R 15 have the meaning given above, g is 0 or 1, k is 0 or an integer from 1 to 30 and
- 1 is 0 or an integer from 1 to 1000
- m is an integer from 1 to 30
- n is 0 or an integer from 1 to 1000, provided that on average at least one radical X per molecule is contained.
- radicals R are alkyl radicals, such as the methyl, ethyl, n-propyl, iso-propyl, 1-n-butyl, 2-n-butyl, iso-butyl, tert. Butyl, n-pentyl, iso-pentyl, neo-pentyl, tert.
- -Pentyl radical hexyl radicals such as the n-hexyl radical, heptyl radicals such as the n-heptyl radical, octyl radicals such as the n-octyl radical and iso-octyl radicals such as the 2, 2, 4-trimethylpentyl radical, nonyl radicals such as the n-nonyl radical, decyl radicals such as the n-decyl radical, dodecyl radicals such as the n-dodecyl radical, and octadecyl radicals such as the n-octadecyl radical; Cycloalkyl radicals such as cyclopentyl, cyclohexyl, cycloheptyl and methylcyclohexyl radicals; Alkenyl radicals such as the vinyl, 5-hexenyl, cyclohexenyl, 1-propenyl, allyl,
- radicals R 1 are -CH 2 CH 2 -, -CH (CH 3 ) -, -CH 2 CH 2 CH 2 -, -CH 2 C (CH 3 ) H-, -CH 2 CH 2 CH 2 CH 2 -, CH 2 CH 2 CH (CH 3 ) - and -CH 2 CH 2 C (CH 3 ) 2 CH 2 -, wherein the -CH 2 CH 2 CH 2 -ReSt is preferred.
- R ' is a radical of the formula -CH 2 CH 2 - and -CH 2 CH 2 CH 2 -.
- radicals R 3 are alkyl radicals, such as the methyl, ethyl, n-propyl, iso-propyl, 1-n-butyl, 2-n-butyl, iso-butyl, tert. Butyl, n-pentyl, iso-pentyl, neo-pentyl, tert.
- -Pentyl radical hexyl radicals such as the n-hexyl radical, heptyl radicals such as the n-heptyl radical, octyl radicals such as the n-octyl radical and iso-octyl radicals such as the 2, 2, 4-trimethylpentyl radical, nonyl radicals such as the n-nonyl radical, decyl radicals such as the n-decyl radical, dodecyl radicals such as the n-dodecyl radical, and octadecyl radicals such as the n-octadecyl radical; Cycloalkyl radicals such as cyclopentyl, cyclohexyl, cycloheptyl and methylcyclohexyl radicals; Aryl radicals, such as the phenyl, naphthyl, anthryl and phenanthryl radicals; Alkaryl radicals,
- hydrocarbon radicals R 3 also apply to hydrocarbon radicals R 2 .
- hydrocarbon radicals R 3 also apply to hydrocarbon radicals R 4 , R 5 , R 6 , R 7 , R 12 , R 13 and R 14 .
- radicals R 11 are the examples mentioned for radicals R 8 .
- hydrocarbon radicals R 15 are alkyl radicals, such as the methyl, ethyl, n-propyl, iso-propyl, 1-n-butyl, 2-n-butyl, iso-butyl, tert. Butyl, n-pentyl, iso-pentyl, neo-pentyl, tert. -Pentyl radical, hexyl radicals such as the n-hexyl radical, heptyl radicals such as the n-heptyl radical, octyl radicals such as the n-octyl radical and iso-octyl radicals such as the 2,2,4-trimethylpentyl radical.
- alkyl radicals such as the methyl, ethyl, n-propyl, iso-propyl, 1-n-butyl, 2-n-butyl, iso-butyl, tert.
- siloxane polymers (2) used in the process according to the invention are resinous structures, such as MQ resins, MTQ resins, MT resins, T resins, MDT resins, DT resins or MDQ resins.
- R in the siloxane polymers (2) of formulas (VIII), (IXa) and (IXb) is a methyl radical.
- Further examples of siloxane polymers (2) used in the process according to the invention are those in which of the radicals R in the formula (VIII) at least 10 mol%, preferably at least 20 mol% by longer hydrocarbon radicals having at least 6 C atoms, preferably at least 8 carbon atoms and preferably at least 12
- the radicals B 1 of the formulas (II) and (III) are ⁇ -diketone groups which are either terminal, based on the diketone (formula (II)) or on the C atom between the two carbonyl groups (formula (III)) via R 1 are bonded to a siloxane polymer.
- Processes for the preparation of ⁇ -ketocarbonyl-functional siloxane polymers (2) having radicals B 1 of the formula (II) are known from organic chemistry. Preferably, they are obtained via the acylation of acetoacetates with organosilicon compounds containing Si-bonded acid chlorides.
- a preferred method is further the alkylation of acetylacetone by siloxane polymers having Si-bonded halogen groups, such as -CH 2 Cl, -CH 2 Br, -C 3 H 6 Cl or -C 3 H 6 J.
- the siloxane polymers (1) are preferably prepared by reacting diketenes ( i) the general formula
- R 3 has the meaning given above, preferably a hydrogen atom, with organosilicon compounds (ii), the at least one Si-bonded radical A of the general formula
- radical A of the formula (XI) at least one primary and optionally at least one secondary amino group , preferably at least one primary amino group.
- the reaction is carried out in the presence of organic compounds (iii) which delay or prevent the reaction of primary or secondary amino groups with ⁇ -ketocarbonyl compounds.
- organic compounds (iii) it is preferred to use those which give more or less solid adducts with amines.
- examples of compounds (iii) are aldehydes and ketones. Preferred examples are acetone, butanone, methyl isobutyl ketone and cyclohexanone.
- organosilicon compounds (ii) are reacted with organic compounds (iii) in a first stage, the compounds (iii) forming protective groups on the amino groups in the radical A of the formula (XI), and subsequently in a second stage the organosilicon compounds (ii) obtained in the 1st stage with the protected amino groups (reaction products of (ii) and (iii)) reacted with diketenes (i).
- the protective group splits off again from the amino group in the radical A of the formula (XI).
- the radical A of the formula (XI) may also be a CC-amino radical of
- Formula be -CH 2 -NR 2 -H.
- the co-use of organic compounds (iii) is not preferred in the preparation.
- radicals A are examples of radicals A.
- radicals B 2 are therefore
- X is -CH 2 CH 2 -NH (-Z), where Z is the radicals of the formulas
- R 3 is the meaning given above, preferably a
- Siloxane polymers (2) which contain radicals B 3 of the formulas (VI) and (VII) are prepared, for example, by transesterification of malonic esters with carbinol functional siloxanes or by C-alkylation of malonic esters with haloalkylsiloxanes.
- the hydrophobization of wood can be done in two different process variants.
- the hydrophobization of wood takes place, in which the wood is preferably treated in a first step with polyamines (1), and in a second step with siloxane polymers (2) is treated. After treatment of wood with polyamines (1) in the first step with polyamines (1), and in a second step with siloxane polymers (2) is treated. After treatment of wood with polyamines (1) in the first step with polyamines (1), and in a second step with siloxane polymers (2) is treated. After treatment of wood with polyamines (1) in the first
- Step 2 the wood is preferably dried before the
- Siloxane polymer (2) takes place.
- Siloxane polymers (2) in the second step preferably take place only after the action of the polyamines (1) on the wood.
- the wood is preferably dried.
- the hydrophobing of wood is preferably carried out with a mixture of polyamines (1) and siloxane polymers (2), wherein before the treatment of wood, the mixture of polyamines (1) and siloxane polymers (2) is produced.
- a premix of polyamines (1) and siloxane polymers (2) is first prepared and then the mixture is applied to the wood. After the treatment, the wood is preferably dried.
- polyamines (1) are used in amounts of preferably from 0.5 to 50 mol, preferably from 1.0 to 20 mol, of primary amine group per mol of radical B in the siloxane polymers (2).
- the treatment of the wood can be done in a conventional manner, as in the boiler pressure process, for example by full impregnation, Spartränkung, alternating pressure impregnation, Vacuum impregnation or combination thereof; by juice displacement, for example by pressure suction impregnation, Trogsaugtränkung, trough pressure suction impregnation; by diffusion impregnation; by trough impregnation, for example by Einfensivränke; by vacuum processes, by multiple vacuum processes, by combined pressure-vacuum processes and vacuum-pressure processes, by blow-line processes; by swiping; by diving; by flooding, by pouring, by rolling application and by spraying or by combination of known application methods.
- polyamines (1) are preferably used as aqueous solutions.
- polyamines (1) are preferably present in amounts of from 1 to 50% by weight, preferably from 5 to 30% by weight.
- the ⁇ -ketocarbonyl-functional siloxane polymers (2) are preferably used diluted in organic solvents.
- organic solvents are isopropanol, toluene, n-hexane, xylene, gasoline fractions, terpenes, methyl ethyl ketone, cyclohexanone, ethyl acetate, butyl diglycol, dipropylene glycol methyl ether, crystal oil.
- siloxane polymers (2) are preferably present in amounts of from 5 to 50% by weight, preferably from 5 to 30% by weight.
- additives can be included, which are commonly used in the treatment of wood.
- other additives are tannins, fungicides, bactericides, preservatives, algicides, biocides, flame retardants, odors and pigments.
- the inventive hydrophobization of wood or the drying of the treated wood is preferably at temperatures of 5 to 70 0 C, preferably 10 to 50 0 C. carried out.
- the hydrophobization according to the invention or the drying of the treated wood is therefore preferably carried out at 1020 hPa under the pressure of the surrounding atmosphere, but can also be carried out at higher or lower pressures.
- the polyamines (1) and the siloxane polymers (2) are preferably used in each case in amounts of 0.02 to 1 kg, preferably 0.05 to 0.5 kg, based on 1 m 2 of the wood to be hydrophobized.
- a) 480 g of a trimethylsiloxy-terminated aminopolysiloxane of aminopropylmethylsiloxy and dimethylsiloxy units having an amine number of 0.42 mSqu / g and a viscosity of 680 mm 2 / s (25 ° C.) are mixed at 25 ° C. with 24 g of acetone and stirred for 3 hours. 16.9 g of diketene are dosed rapidly into this mixture, whereupon a moderately exothermic reaction sets in and the contents of the flask are heated by 21 ° C.
- acetoacetamidopropyl oil having a viscosity of 775 mm 2 / s (25 ° C), an amine value of 0.01 mSqu / g and a concentration of 0, 40 m £ qu.
- Acetoacetamide / g ( 1 H NMR).
- the polymer contains an average of 5.7
- the acetone is removed together with toluene at 60 0 C in vacuo to obtain 209 g of a tacky silicone resin having an amine number of 0.015 mSqu./g and an acetoacetamide of 0.45 mSqu./g.
- the resin contains an average of about 4.2 acetoacetamide groups per molecule and has a surface tension of 31 mN / m.
- a spruce wood board is treated with Lupamin 9095 solution.
- an additional 2.0 g of a 20% strength solution of the acetoacetamide MQ resin prepared above under a) in n-heptane is then uniformly applied, flashed off and stored for 24 hours. Spraying deionized water at 45 ° tilted test board shows a very good beading effect, It is achieved a good water repellency.
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Silicon Polymers (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006039944A DE102006039944A1 (de) | 2006-08-25 | 2006-08-25 | Verfahren zur Hydrophobierung von Holz |
| PCT/EP2007/058142 WO2008022906A1 (de) | 2006-08-25 | 2007-08-06 | Verfahren zur hydrophobierung von holz |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2054204A1 true EP2054204A1 (de) | 2009-05-06 |
| EP2054204B1 EP2054204B1 (de) | 2009-12-23 |
Family
ID=38668881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07802510A Not-in-force EP2054204B1 (de) | 2006-08-25 | 2007-08-06 | Verfahren zur hydrophobierung von holz |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20090191344A1 (de) |
| EP (1) | EP2054204B1 (de) |
| JP (1) | JP4792111B2 (de) |
| KR (1) | KR101111559B1 (de) |
| CN (1) | CN101505933B (de) |
| DE (2) | DE102006039944A1 (de) |
| WO (1) | WO2008022906A1 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1983018A1 (de) | 2007-04-20 | 2008-10-22 | Shin-Etsu Chemical Co., Ltd. | Vernetzbare Organopolysiloxan-Zusammensetzungen |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006039941A1 (de) * | 2006-08-25 | 2008-02-28 | Wacker Chemie Ag | Verfahren zur Behandlung von cellulosehaltigen Fasern oder Flächengebilde enthaltend cellulosehaltige Fasern |
| CN102030993A (zh) * | 2009-09-30 | 2011-04-27 | 汉高股份有限及两合公司 | 一种硅橡胶组合物和一种硅橡胶 |
| CN103242533B (zh) * | 2012-02-10 | 2016-12-14 | 广东华润涂料有限公司 | 乙酰乙酰基官能化的硅基树脂及其制备方法 |
| EP3041987A1 (de) * | 2013-09-03 | 2016-07-13 | Bluestar Silicones France SAS | Verfahren zur hydrophobierung und schmierung von pflanzenfasern |
| US9255212B2 (en) | 2014-01-31 | 2016-02-09 | Valspar Sourcing, Inc. | Acetoacetyl-functional silicon-based resin and process for preparing the same |
| CN109963917B (zh) * | 2016-11-16 | 2021-12-21 | 瓦克化学股份公司 | β-酮羰基官能有机硅化合物的分散体 |
| US20210122923A1 (en) * | 2019-10-28 | 2021-04-29 | Polymer Synergies, LLC | Bio-Based Hydrophobic Formulations For Use in Engineered Wood Composites |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3962119A (en) * | 1971-08-06 | 1976-06-08 | Drew Chemical Corporation | Non-foaming dispersing composition |
| DE4123860A1 (de) * | 1991-07-18 | 1993-01-21 | Herberts Gmbh | Waessriges ueberzugsmittel und dessen verwendung |
| US5833741A (en) * | 1997-01-16 | 1998-11-10 | Lonza Inc. | Waterproofing and preservative compositons for wood |
| US5952443A (en) | 1997-08-01 | 1999-09-14 | Ppg Industries Ohio, Inc. | Acetoacetate functional polysiloxanes |
| US6121404A (en) * | 1998-07-06 | 2000-09-19 | Dow Corning Corporation | β-diketo functional organosilicon compounds |
| US5997954A (en) * | 1998-07-15 | 1999-12-07 | Dow Corning Corporation | Method of rendering substrates water repellent using hyperbranched polymers containing silicon atoms |
| WO2000040618A1 (en) * | 1999-01-06 | 2000-07-13 | Pulp And Paper Research Institute Of Canada | Papermaking additive with primary amino groups and mechanical pulp treated therewith |
| US6824650B2 (en) * | 2001-12-18 | 2004-11-30 | Kimberly-Clark Worldwide, Inc. | Fibrous materials treated with a polyvinylamine polymer |
| DE10245201A1 (de) * | 2002-09-27 | 2004-04-15 | Daimlerchrysler Ag | Beschichtungszusammensetzung zur Bildung selbstschichtbildender oder selbstschichtender Lacksysteme |
| US20040118540A1 (en) * | 2002-12-20 | 2004-06-24 | Kimberly-Clark Worlwide, Inc. | Bicomponent strengtheninig system for paper |
| US6916402B2 (en) * | 2002-12-23 | 2005-07-12 | Kimberly-Clark Worldwide, Inc. | Process for bonding chemical additives on to substrates containing cellulosic materials and products thereof |
| JP2004346046A (ja) * | 2003-05-26 | 2004-12-09 | Shin Etsu Chem Co Ltd | 化粧料 |
| CN1785618A (zh) * | 2005-12-09 | 2006-06-14 | 庄晓东 | 防水耐热地板制备工艺 |
-
2006
- 2006-08-25 DE DE102006039944A patent/DE102006039944A1/de not_active Withdrawn
-
2007
- 2007-08-06 EP EP07802510A patent/EP2054204B1/de not_active Not-in-force
- 2007-08-06 DE DE502007002444T patent/DE502007002444D1/de active Active
- 2007-08-06 KR KR1020097002801A patent/KR101111559B1/ko not_active Expired - Fee Related
- 2007-08-06 WO PCT/EP2007/058142 patent/WO2008022906A1/de not_active Ceased
- 2007-08-06 CN CN2007800315940A patent/CN101505933B/zh not_active Expired - Fee Related
- 2007-08-06 US US12/438,309 patent/US20090191344A1/en not_active Abandoned
- 2007-08-06 JP JP2009526022A patent/JP4792111B2/ja not_active Expired - Fee Related
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2008022906A1 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1983018A1 (de) | 2007-04-20 | 2008-10-22 | Shin-Etsu Chemical Co., Ltd. | Vernetzbare Organopolysiloxan-Zusammensetzungen |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4792111B2 (ja) | 2011-10-12 |
| EP2054204B1 (de) | 2009-12-23 |
| KR20090029296A (ko) | 2009-03-20 |
| CN101505933B (zh) | 2012-03-21 |
| WO2008022906A1 (de) | 2008-02-28 |
| DE502007002444D1 (de) | 2010-02-04 |
| US20090191344A1 (en) | 2009-07-30 |
| DE102006039944A1 (de) | 2008-02-28 |
| CN101505933A (zh) | 2009-08-12 |
| KR101111559B1 (ko) | 2012-02-16 |
| JP2010501378A (ja) | 2010-01-21 |
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