DE2543055A1 - Harzbeschichteter sand und dessen verwendung zur herstellung von gussformen und/oder -kernen - Google Patents
Harzbeschichteter sand und dessen verwendung zur herstellung von gussformen und/oder -kernenInfo
- Publication number
- DE2543055A1 DE2543055A1 DE19752543055 DE2543055A DE2543055A1 DE 2543055 A1 DE2543055 A1 DE 2543055A1 DE 19752543055 DE19752543055 DE 19752543055 DE 2543055 A DE2543055 A DE 2543055A DE 2543055 A1 DE2543055 A1 DE 2543055A1
- Authority
- DE
- Germany
- Prior art keywords
- resin
- sand
- coated
- weight
- molding sand
- 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
- 229920005989 resin Polymers 0.000 claims description 103
- 239000011347 resin Substances 0.000 claims description 103
- 239000004576 sand Substances 0.000 claims description 55
- 239000003110 molding sand Substances 0.000 claims description 31
- 239000003822 epoxy resin Substances 0.000 claims description 27
- 229920003986 novolac Polymers 0.000 claims description 27
- 229920000647 polyepoxide Polymers 0.000 claims description 27
- 238000005266 casting Methods 0.000 claims description 18
- 239000013034 phenoxy resin Substances 0.000 claims description 18
- 229920006287 phenoxy resin Polymers 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 13
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 54
- 229920001568 phenolic resin Polymers 0.000 description 18
- 230000035939 shock Effects 0.000 description 18
- 235000019645 odor Nutrition 0.000 description 17
- 238000000465 moulding Methods 0.000 description 16
- 239000000779 smoke Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 10
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 10
- 239000000654 additive Substances 0.000 description 8
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical compound O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 description 8
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 7
- 238000011161 development Methods 0.000 description 7
- 239000004593 Epoxy Substances 0.000 description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 6
- 230000000996 additive effect Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000005011 phenolic resin Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000004312 hexamethylene tetramine Substances 0.000 description 5
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 229930185605 Bisphenol Natural products 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000035943 smell Effects 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 3
- 239000004202 carbamide Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- CXWXQJXEFPUFDZ-UHFFFAOYSA-N tetralin Chemical compound C1=CC=C2CCCCC2=C1 CXWXQJXEFPUFDZ-UHFFFAOYSA-N 0.000 description 3
- -1 zircon Chemical compound 0.000 description 3
- KUBDPQJOLOUJRM-UHFFFAOYSA-N 2-(chloromethyl)oxirane;4-[2-(4-hydroxyphenyl)propan-2-yl]phenol Chemical compound ClCC1CO1.C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 KUBDPQJOLOUJRM-UHFFFAOYSA-N 0.000 description 2
- QQRSPHJOOXUALR-UHFFFAOYSA-N Apiole Chemical compound COC1=CC(CC=C)=C(OC)C2=C1OCO2 QQRSPHJOOXUALR-UHFFFAOYSA-N 0.000 description 2
- 229920003319 Araldite® Polymers 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 235000013601 eggs Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 125000003700 epoxy group Chemical group 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 239000004848 polyfunctional curative Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- ALSTYHKOOCGGFT-KTKRTIGZSA-N (9Z)-octadecen-1-ol Chemical compound CCCCCCCC\C=C/CCCCCCCCO ALSTYHKOOCGGFT-KTKRTIGZSA-N 0.000 description 1
- 229920001342 Bakelite® Polymers 0.000 description 1
- 229920013683 Celanese Polymers 0.000 description 1
- 101150052863 THY1 gene Proteins 0.000 description 1
- 241001009095 Talara cara Species 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000011353 cycloaliphatic epoxy resin Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- AJIPIJNNOJSSQC-NYLIRDPKSA-N estetrol Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@H]([C@H](O)[C@@H]4O)O)[C@@H]4[C@@H]3CCC2=C1 AJIPIJNNOJSSQC-NYLIRDPKSA-N 0.000 description 1
- 229940095709 flake product Drugs 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 1
- 229910052609 olivine Inorganic materials 0.000 description 1
- 239000010450 olivine Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 229920003987 resole Polymers 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- 235000015067 sauces Nutrition 0.000 description 1
- 206010040560 shock Diseases 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/20—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents
- B22C1/22—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins
- B22C1/2233—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2993—Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2998—Coated including synthetic resin or polymer
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Epoxy Resins (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51008874A | 1974-09-27 | 1974-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2543055A1 true DE2543055A1 (de) | 1976-04-01 |
Family
ID=24029329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752543055 Pending DE2543055A1 (de) | 1974-09-27 | 1975-09-26 | Harzbeschichteter sand und dessen verwendung zur herstellung von gussformen und/oder -kernen |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4113916A (cg-RX-API-DMAC10.html) |
| JP (2) | JPS5327207B2 (cg-RX-API-DMAC10.html) |
| AR (1) | AR205050A1 (cg-RX-API-DMAC10.html) |
| AU (1) | AU8501775A (cg-RX-API-DMAC10.html) |
| BE (1) | BE833778A (cg-RX-API-DMAC10.html) |
| BR (1) | BR7506216A (cg-RX-API-DMAC10.html) |
| CA (1) | CA1050831A (cg-RX-API-DMAC10.html) |
| DE (1) | DE2543055A1 (cg-RX-API-DMAC10.html) |
| ES (1) | ES441297A1 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2285943A1 (cg-RX-API-DMAC10.html) |
| IT (1) | IT1042915B (cg-RX-API-DMAC10.html) |
| SE (1) | SE7510822L (cg-RX-API-DMAC10.html) |
| ZA (1) | ZA755913B (cg-RX-API-DMAC10.html) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4494318A (en) * | 1983-05-31 | 1985-01-22 | Aurora Industries, Inc. | Apparatus and method for manufacturing cured resin-coated particles for use as a proppant |
| US5425994A (en) * | 1992-08-04 | 1995-06-20 | Technisand, Inc. | Resin coated particulates comprissing a formaldehyde source-metal compound (FS-MC) complex |
| US5422183A (en) * | 1993-06-01 | 1995-06-06 | Santrol, Inc. | Composite and reinforced coatings on proppants and particles |
| US5837656A (en) * | 1994-07-21 | 1998-11-17 | Santrol, Inc. | Well treatment fluid compatible self-consolidating particles |
| US5733952A (en) * | 1995-10-18 | 1998-03-31 | Borden Chemical, Inc. | Foundry binder of phenolic resole resin, polyisocyanate and epoxy resin |
| US20070100116A1 (en) * | 2005-11-01 | 2007-05-03 | Zaldivar Rafael J | Low temperature processed resin for thermal and chemical protective coatings |
| CN102688979A (zh) * | 2012-06-26 | 2012-09-26 | 长沙南托造型材料有限公司 | 一种长保质期覆膜砂及其生产方法 |
| JP6631755B2 (ja) * | 2018-01-16 | 2020-01-15 | 住友ベークライト株式会社 | レジンコーテッドサンド形成用のフェノール樹脂組成物、レジンコーテッドサンド、鋳物用の中子、およびフェノール樹脂・レジンコーテッドサンド・鋳物・鋳物製品の製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3838095A (en) * | 1972-09-13 | 1974-09-24 | Cpc International Inc | Foundry sand coated with a binder containing novolac resin and urea compound |
| IT967653B (it) * | 1972-09-20 | 1974-03-11 | Sir Soc Italiana Resine Spa | Procedimento per la preparazione di resine epossinovolacche solide |
-
1975
- 1975-01-01 AR AR260564A patent/AR205050A1/es active
- 1975-09-16 ZA ZA00755913A patent/ZA755913B/xx unknown
- 1975-09-19 AU AU85017/75A patent/AU8501775A/en not_active Expired
- 1975-09-24 CA CA236,291A patent/CA1050831A/en not_active Expired
- 1975-09-25 BE BE2054580A patent/BE833778A/xx unknown
- 1975-09-25 JP JP11494875A patent/JPS5327207B2/ja not_active Expired
- 1975-09-26 FR FR7529614A patent/FR2285943A1/fr active Granted
- 1975-09-26 BR BR7506216*A patent/BR7506216A/pt unknown
- 1975-09-26 DE DE19752543055 patent/DE2543055A1/de active Pending
- 1975-09-26 SE SE7510822A patent/SE7510822L/xx unknown
- 1975-09-26 ES ES441297A patent/ES441297A1/es not_active Expired
- 1975-09-26 IT IT27708/75A patent/IT1042915B/it active
-
1976
- 1976-06-09 US US05/694,426 patent/US4113916A/en not_active Expired - Lifetime
-
1977
- 1977-08-05 JP JP9343877A patent/JPS5325222A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| BR7506216A (pt) | 1976-08-03 |
| JPS5157631A (cg-RX-API-DMAC10.html) | 1976-05-20 |
| ES441297A1 (es) | 1977-03-16 |
| AR205050A1 (es) | 1976-03-31 |
| FR2285943A1 (fr) | 1976-04-23 |
| BE833778A (fr) | 1976-03-25 |
| JPS5325222A (en) | 1978-03-08 |
| AU8501775A (en) | 1977-03-24 |
| US4113916A (en) | 1978-09-12 |
| FR2285943B3 (cg-RX-API-DMAC10.html) | 1978-05-12 |
| CA1050831A (en) | 1979-03-20 |
| SE7510822L (sv) | 1976-03-29 |
| ZA755913B (en) | 1976-08-25 |
| JPS5327210B2 (cg-RX-API-DMAC10.html) | 1978-08-07 |
| IT1042915B (it) | 1980-01-30 |
| JPS5327207B2 (cg-RX-API-DMAC10.html) | 1978-08-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1720222A1 (de) | Kunstharzmischung | |
| DE69019050T2 (de) | Phenolharzzusammensetzungen. | |
| DE1470914A1 (de) | Verfahren zur Herstellung hitzehaertbarer Massen | |
| DE2205437A1 (cg-RX-API-DMAC10.html) | ||
| DE3888356T2 (de) | Modifiziermittel für wässrige basische lösungen von phenolischen resolharzen. | |
| DE1816197A1 (de) | Kaeltehaertende Kunstharz-Bindemittel und Verfahren zu ihrer Herstellung | |
| DE2543055A1 (de) | Harzbeschichteter sand und dessen verwendung zur herstellung von gussformen und/oder -kernen | |
| DE2413925C2 (de) | Formmasse für Gießereiformen und -kerne | |
| EP1228128B1 (de) | Aluminium- und borhaltiges bindemittelsystem auf resolbasis | |
| DE69209348T2 (de) | Bindemittel aus alkalischen Phenolaldehyd-Resolharzen | |
| DE1508607A1 (de) | Form- und Kernsand-Bindemittel fuer Metallguss | |
| DE3109076A1 (de) | Katalysator/bindemittel-system zur herstellung von sandformkoerpern | |
| DE2235668C3 (de) | Katalysator für ein Gießereibindemittel | |
| DE68902160T2 (de) | Zusammensetzung von aufbereitetem sand fuer giessformen. | |
| DE3139484A1 (de) | Bindemittelzusammensetzung fuer giessereiform- und kernsand | |
| DE1595817A1 (de) | Verfahren zur Herstellung von wasservertraeglichen Bindemitteln fuer Feststoffteilchen | |
| DE69012201T2 (de) | Bindemittel aus Phenolharzen und aus Ester-Härtern. | |
| DE2315244C2 (de) | Verfahren zur Herstellung von Gießereiformen und -kernen unter Verwendung einer fließfähigen Sand-Formmasse | |
| DE3527086A1 (de) | Durch begasen haertbares bindemittel fuer giesserei-formstoffmischungen | |
| DE2342595C2 (de) | Bodenhärtungsmittel | |
| DE2604492C2 (de) | Gießerei-Formstoffe für säurehärtendes Bindemittel | |
| DE2033144A1 (de) | Verfahren zur Herstellung eines hitzefixierbaren Harzes | |
| EP1414901A1 (de) | Co 2-härtbares bindemittelsystem auf resolbasis | |
| DE4142251C2 (de) | Recyclingverfahren für nicht faserverstärkte duroplastische Kunststoffe, damit hergestelltes Granulat und seine Verwendung | |
| DE2050501B1 (de) | Vernetzungs- und Harzbildungsmittel |