GB1585728A - Moulds for making moulded articles of foamable plastics material - Google Patents
Moulds for making moulded articles of foamable plastics material Download PDFInfo
- Publication number
- GB1585728A GB1585728A GB1442/78A GB144278A GB1585728A GB 1585728 A GB1585728 A GB 1585728A GB 1442/78 A GB1442/78 A GB 1442/78A GB 144278 A GB144278 A GB 144278A GB 1585728 A GB1585728 A GB 1585728A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mixture
- lime
- mould
- gypsum
- moulds
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 title claims description 35
- 239000004033 plastic Substances 0.000 title claims description 15
- 229920003023 plastic Polymers 0.000 title claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 22
- 238000005266 casting Methods 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 229910052602 gypsum Inorganic materials 0.000 claims description 14
- 239000010440 gypsum Substances 0.000 claims description 14
- 239000000378 calcium silicate Substances 0.000 claims description 13
- 229910052918 calcium silicate Inorganic materials 0.000 claims description 13
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims description 13
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 8
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 8
- 239000004571 lime Substances 0.000 claims description 8
- 235000012239 silicon dioxide Nutrition 0.000 claims description 8
- 239000000377 silicon dioxide Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- 239000000292 calcium oxide Substances 0.000 claims description 6
- 235000012255 calcium oxide Nutrition 0.000 claims description 6
- 238000005187 foaming Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 4
- 239000000920 calcium hydroxide Substances 0.000 claims description 4
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 4
- 229920006248 expandable polystyrene Polymers 0.000 claims description 4
- 239000010453 quartz Substances 0.000 claims description 4
- 239000003340 retarding agent Substances 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 239000005997 Calcium carbide Substances 0.000 claims description 2
- 239000006004 Quartz sand Substances 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 229910052681 coesite Inorganic materials 0.000 claims description 2
- 229910052906 cristobalite Inorganic materials 0.000 claims description 2
- 230000002950 deficient Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000004572 hydraulic lime Substances 0.000 claims description 2
- 235000013379 molasses Nutrition 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 239000011435 rock Substances 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 2
- 239000002002 slurry Substances 0.000 claims description 2
- 229910052682 stishovite Inorganic materials 0.000 claims description 2
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 claims description 2
- 229910052905 tridymite Inorganic materials 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 description 5
- 229920002223 polystyrene Polymers 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000008259 solid foam Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2909/00—Use of inorganic materials not provided for in groups B29K2803/00 - B29K2807/00, as mould material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2701363A DE2701363C2 (de) | 1977-01-14 | 1977-01-14 | Formen auf Basis Calcium-Silikat-Hydrat zur Herstellung von Formteilen aus verschäumbaren Kunststoffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1585728A true GB1585728A (en) | 1981-03-11 |
Family
ID=5998681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1442/78A Expired GB1585728A (en) | 1977-01-14 | 1978-01-13 | Moulds for making moulded articles of foamable plastics material |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5388869A (enrdf_load_stackoverflow) |
| BE (1) | BE862881A (enrdf_load_stackoverflow) |
| DE (1) | DE2701363C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2377268A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1585728A (enrdf_load_stackoverflow) |
| LU (1) | LU78857A1 (enrdf_load_stackoverflow) |
| NL (1) | NL7800424A (enrdf_load_stackoverflow) |
| SE (1) | SE7800281L (enrdf_load_stackoverflow) |
-
1977
- 1977-01-14 DE DE2701363A patent/DE2701363C2/de not_active Expired
-
1978
- 1978-01-11 FR FR7800728A patent/FR2377268A1/fr active Granted
- 1978-01-11 SE SE7800281A patent/SE7800281L/xx unknown
- 1978-01-12 LU LU78857A patent/LU78857A1/de unknown
- 1978-01-13 BE BE184293A patent/BE862881A/xx unknown
- 1978-01-13 JP JP264078A patent/JPS5388869A/ja active Pending
- 1978-01-13 GB GB1442/78A patent/GB1585728A/en not_active Expired
- 1978-01-13 NL NL7800424A patent/NL7800424A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2701363B1 (de) | 1978-05-24 |
| SE7800281L (sv) | 1978-07-15 |
| NL7800424A (nl) | 1978-07-18 |
| BE862881A (fr) | 1978-05-02 |
| FR2377268B3 (enrdf_load_stackoverflow) | 1980-09-12 |
| LU78857A1 (de) | 1978-06-26 |
| DE2701363C2 (de) | 1979-02-01 |
| JPS5388869A (en) | 1978-08-04 |
| FR2377268A1 (fr) | 1978-08-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |