DE2128845A1 - Verfahren zur Herstellung von SiIi katgegenstanden - Google Patents
Verfahren zur Herstellung von SiIi katgegenstandenInfo
- Publication number
- DE2128845A1 DE2128845A1 DE19712128845 DE2128845A DE2128845A1 DE 2128845 A1 DE2128845 A1 DE 2128845A1 DE 19712128845 DE19712128845 DE 19712128845 DE 2128845 A DE2128845 A DE 2128845A DE 2128845 A1 DE2128845 A1 DE 2128845A1
- Authority
- DE
- Germany
- Prior art keywords
- silicate
- solution
- gel
- temperature
- solutions
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 17
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 230000008569 process Effects 0.000 title claims description 9
- 239000011521 glass Substances 0.000 claims description 37
- 239000000203 mixture Substances 0.000 claims description 26
- 150000002148 esters Chemical class 0.000 claims description 22
- 239000000725 suspension Substances 0.000 claims description 19
- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 16
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000084 colloidal system Substances 0.000 claims description 14
- 238000007596 consolidation process Methods 0.000 claims description 14
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 12
- -1 ammonium silicates Chemical class 0.000 claims description 11
- 239000011777 magnesium Substances 0.000 claims description 11
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 claims description 10
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 10
- 229910052910 alkali metal silicate Inorganic materials 0.000 claims description 10
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000004115 Sodium Silicate Substances 0.000 claims description 8
- 229910017053 inorganic salt Inorganic materials 0.000 claims description 8
- 238000006116 polymerization reaction Methods 0.000 claims description 8
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 8
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims description 7
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 6
- 150000001768 cations Chemical class 0.000 claims description 6
- 150000004760 silicates Chemical class 0.000 claims description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 5
- 238000009835 boiling Methods 0.000 claims description 5
- 229940015043 glyoxal Drugs 0.000 claims description 5
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 5
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 4
- 238000007605 air drying Methods 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 claims description 4
- 229920002866 paraformaldehyde Polymers 0.000 claims description 4
- 238000007710 freezing Methods 0.000 claims description 3
- 230000008014 freezing Effects 0.000 claims description 3
- 239000011133 lead Substances 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052746 lanthanum Inorganic materials 0.000 claims 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
- 239000000243 solution Substances 0.000 description 71
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 65
- 239000000499 gel Substances 0.000 description 39
- IJKVHSBPTUYDLN-UHFFFAOYSA-N dihydroxy(oxo)silane Chemical compound O[Si](O)=O IJKVHSBPTUYDLN-UHFFFAOYSA-N 0.000 description 30
- 235000002639 sodium chloride Nutrition 0.000 description 28
- 150000003839 salts Chemical class 0.000 description 27
- 239000000377 silicon dioxide Substances 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- 239000004033 plastic Substances 0.000 description 19
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- 239000004111 Potassium silicate Substances 0.000 description 14
- 239000008119 colloidal silica Substances 0.000 description 14
- 238000010438 heat treatment Methods 0.000 description 14
- 229910052913 potassium silicate Inorganic materials 0.000 description 14
- 235000019353 potassium silicate Nutrition 0.000 description 14
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 13
- 238000003756 stirring Methods 0.000 description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 239000011148 porous material Substances 0.000 description 9
- 238000011282 treatment Methods 0.000 description 9
- 238000004320 controlled atmosphere Methods 0.000 description 8
- 238000001879 gelation Methods 0.000 description 8
- 230000007062 hydrolysis Effects 0.000 description 8
- 238000006460 hydrolysis reaction Methods 0.000 description 8
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 7
- 239000003513 alkali Substances 0.000 description 7
- 229910001425 magnesium ion Inorganic materials 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 7
- 229910021529 ammonia Inorganic materials 0.000 description 6
- 239000012298 atmosphere Substances 0.000 description 6
- 230000001427 coherent effect Effects 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 5
- 239000000945 filler Substances 0.000 description 5
- 239000003349 gelling agent Substances 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000010304 firing Methods 0.000 description 4
- 238000006386 neutralization reaction Methods 0.000 description 4
- 150000002895 organic esters Chemical class 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000012736 aqueous medium Substances 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002386 leaching Methods 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 239000005373 porous glass Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000011240 wet gel Substances 0.000 description 3
- 229910017569 La2(CO3)3 Inorganic materials 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 150000001642 boronic acid derivatives Chemical class 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004031 devitrification Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- NZPIUJUFIFZSPW-UHFFFAOYSA-H lanthanum carbonate Chemical compound [La+3].[La+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O NZPIUJUFIFZSPW-UHFFFAOYSA-H 0.000 description 2
- 229960001633 lanthanum carbonate Drugs 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000011022 opal Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000005368 silicate glass Substances 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229910017119 AlPO Inorganic materials 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 208000031872 Body Remains Diseases 0.000 description 1
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 1
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910002808 Si–O–Si Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 150000008043 acidic salts Chemical class 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- OJMOMXZKOWKUTA-UHFFFAOYSA-N aluminum;borate Chemical compound [Al+3].[O-]B([O-])[O-] OJMOMXZKOWKUTA-UHFFFAOYSA-N 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001844 chromium Chemical class 0.000 description 1
- NFTADESQVWCREX-UHFFFAOYSA-L chromium(3+);carbonate Chemical compound [Cr+3].[O-]C([O-])=O NFTADESQVWCREX-UHFFFAOYSA-L 0.000 description 1
- XHFVDZNDZCNTLT-UHFFFAOYSA-H chromium(3+);tricarbonate Chemical compound [Cr+3].[Cr+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O XHFVDZNDZCNTLT-UHFFFAOYSA-H 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 238000005816 glass manufacturing process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- FYDKNKUEBJQCCN-UHFFFAOYSA-N lanthanum(3+);trinitrate Chemical compound [La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O FYDKNKUEBJQCCN-UHFFFAOYSA-N 0.000 description 1
- PAZHGORSDKKUPI-UHFFFAOYSA-N lithium metasilicate Chemical compound [Li+].[Li+].[O-][Si]([O-])=O PAZHGORSDKKUPI-UHFFFAOYSA-N 0.000 description 1
- 229910052912 lithium silicate Inorganic materials 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/24—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing alkyl, ammonium or metal silicates; containing silica sols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
- B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
- C03C1/006—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels to produce glass through wet route
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/16—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Glass Compositions (AREA)
- Glass Melting And Manufacturing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4590770A | 1970-06-12 | 1970-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2128845A1 true DE2128845A1 (de) | 1972-02-17 |
Family
ID=21940475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712128845 Pending DE2128845A1 (de) | 1970-06-12 | 1971-06-11 | Verfahren zur Herstellung von SiIi katgegenstanden |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE768452R (el) |
| DE (1) | DE2128845A1 (el) |
| FR (1) | FR2096781A2 (el) |
| NL (1) | NL7108042A (el) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3001792A1 (de) * | 1979-01-19 | 1980-07-24 | Hitachi Ltd | Verfahren zur herstellung eines mutterstabs fuer die herstellung von optischen fasern |
| DE3133541A1 (de) * | 1980-08-25 | 1982-05-27 | Nippon Telegraph & Telephone Public Corp., Tokyo | Verfahren zur herstellung eines optischen glasproduktes |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4499197A (en) * | 1982-03-24 | 1985-02-12 | W. R. Grace & Co. | Co-gel catalyst manufacture |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE665099C (de) * | 1934-12-22 | 1938-09-21 | Prod Silgelac Soc | Verfahren zur Herstellung eines Kieselsaeuregels bzw. Hydrogels |
| GB729194A (en) * | 1952-07-17 | 1955-05-04 | Bayer Ag | Colloidal silica products |
| GB786738A (en) * | 1954-05-17 | 1957-11-27 | Ernst Seifert | Improvements in or relating to silicic gels |
| US3059997A (en) * | 1958-12-18 | 1962-10-23 | Socony Mobil Oil Co Inc | Method for preparing siliceous aerogels |
| FR1502645A (fr) * | 1966-03-24 | 1967-11-24 | Progil | Mélanges gélifiants pour silicates solubles |
-
1971
- 1971-06-11 NL NL7108042A patent/NL7108042A/xx unknown
- 1971-06-11 BE BE768452A patent/BE768452R/xx active
- 1971-06-11 DE DE19712128845 patent/DE2128845A1/de active Pending
- 1971-06-11 FR FR7121351A patent/FR2096781A2/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3001792A1 (de) * | 1979-01-19 | 1980-07-24 | Hitachi Ltd | Verfahren zur herstellung eines mutterstabs fuer die herstellung von optischen fasern |
| DE3133541A1 (de) * | 1980-08-25 | 1982-05-27 | Nippon Telegraph & Telephone Public Corp., Tokyo | Verfahren zur herstellung eines optischen glasproduktes |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2096781A2 (en) | 1972-02-25 |
| FR2096781B2 (el) | 1975-07-11 |
| BE768452R (fr) | 1971-12-13 |
| NL7108042A (el) | 1971-12-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2129029A1 (de) | Verfahren zur Herstellung kiesel säurehaltiger Gegenstande mit einge bauten Oxiden | |
| DE2951502C2 (de) | Gießereisandmischung | |
| DE2842673A1 (de) | Leichter, poroeser zuschlagstoff und verfahren zu seiner herstellung | |
| DE2750294C2 (de) | Bindemittellösung | |
| DE2819085B2 (de) | Verfahren zur endlagerreifen, umweltfreundlichen Verfestigung von und mittelradioaktiven und/oder Actiniden enthaltenden, wäßrigen Abfallkonzentraten oder von in Wasser aufgeschlämmten, feinkörnigen festen Abfällen | |
| DE2157845A1 (de) | Verfahren zur Herstellung von feuer festen Gegenstanden und feuerfeste Matenalmischung | |
| DE2128980A1 (de) | Verfahren zur Herstellung kieselsäurehaltiger Stoffe | |
| DE3136837A1 (de) | Optischer glaskoerper mit raeumlicher brechzahlverteilung, verfahren zu seiner herstellung und seine verwendung als lichtbrechendes element | |
| DE2151232C3 (de) | Verfahren zur Herstellung eines wasserhaltigen Produkts aus Mischsilikaten | |
| DE2128845A1 (de) | Verfahren zur Herstellung von SiIi katgegenstanden | |
| DE2326937C2 (el) | ||
| DE2055283A1 (de) | Verfahren zur Herstellung von Silikat schäumen aus Alkalimetallsilikaten | |
| DE2503332C2 (de) | Verfahren zur Herstellung poröser, kieselsäurehaltiger Gegenstände genauer Porenweite | |
| DE2160168B2 (de) | Verfahren zur Herstellung eines steifen Formkörpers aus Alkalimetallsilicatschaum und dadurch hergestellter Formkörper | |
| DE2627823B2 (de) | Verfahren zur Herstellung von Kalk-Siliciumdioxid-gebundenen Baumaterialien | |
| DE915740C (de) | Verfahren zur Herstellung von formbaren Organopolysiloxanen | |
| DE2128976A1 (de) | Verfahren zur Glasherstellung | |
| DE2815753A1 (de) | Verfahren zur herstellung einer giessform bzw. eines gusskerns | |
| DE60003146T2 (de) | Sol-Gel modifiziertes Gelgiessen von keramischen Pulvern | |
| AT111534B (de) | Verfahren zur Herstellung homogen poröser, meerschaumartiger Kunstmassen. | |
| DE2624447A1 (de) | Verfahren zur glasherstellung bei niedrigen temperaturen | |
| DE2354024B2 (de) | Verfahren zur Herstellung eines keramischen Materials auf der Basis von Siliciumaluminiumoxynitrid | |
| DD274206A1 (de) | Verfahren zum autoklavlosen herstellen silikathydratgebundener bauelemente | |
| DE557337C (de) | Verfahren zur Herstellung koerniger oder geformter Adsorbentien | |
| DE613952C (de) | Verfahren zur Herstellung von pressfaehigem Pulver durch Kondensation von Formaldehyd mit Thioharnstoff allein oder in Gemeinschaft mit Harnstoff |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHA | Expiration of time for request for examination |