DE3309855C2 - Verfahren zum Herstellen von offenzelligem Kunststoffschaum - Google Patents
Verfahren zum Herstellen von offenzelligem KunststoffschaumInfo
- Publication number
- DE3309855C2 DE3309855C2 DE19833309855 DE3309855A DE3309855C2 DE 3309855 C2 DE3309855 C2 DE 3309855C2 DE 19833309855 DE19833309855 DE 19833309855 DE 3309855 A DE3309855 A DE 3309855A DE 3309855 C2 DE3309855 C2 DE 3309855C2
- Authority
- DE
- Germany
- Prior art keywords
- plastic
- cell
- open
- soluble
- foam
- 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
- 239000002984 plastic foam Substances 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title claims description 25
- 239000000654 additive Substances 0.000 claims abstract description 22
- 239000004033 plastic Substances 0.000 claims abstract description 21
- 229920003023 plastic Polymers 0.000 claims abstract description 21
- 230000000996 additive effect Effects 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 14
- 238000001746 injection moulding Methods 0.000 claims abstract description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000004604 Blowing Agent Substances 0.000 claims description 8
- 239000011780 sodium chloride Substances 0.000 claims description 8
- 229920001169 thermoplastic Polymers 0.000 claims description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 2
- 230000003213 activating effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 238000005187 foaming Methods 0.000 abstract description 11
- 239000002904 solvent Substances 0.000 abstract description 8
- 239000000203 mixture Substances 0.000 abstract description 4
- 239000000919 ceramic Substances 0.000 abstract description 3
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 235000002639 sodium chloride Nutrition 0.000 description 23
- 239000006260 foam Substances 0.000 description 18
- 239000011148 porous material Substances 0.000 description 17
- 150000003839 salts Chemical class 0.000 description 16
- 239000013078 crystal Substances 0.000 description 8
- 238000002156 mixing Methods 0.000 description 8
- 239000004416 thermosoftening plastic Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- 239000004014 plasticizer Substances 0.000 description 6
- 238000010828 elution Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 210000002421 cell wall Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 239000004156 Azodicarbonamide Substances 0.000 description 2
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 2
- 235000019399 azodicarbonamide Nutrition 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- XOZUGNYVDXMRKW-UHFFFAOYSA-N carbamoyliminourea Chemical compound NC(=O)N=NC(N)=O XOZUGNYVDXMRKW-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012632 extractable Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001410 inorganic ion Inorganic materials 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1669—Cellular material
- B01D39/1676—Cellular material of synthetic origin
-
- 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
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
- B29C67/202—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising elimination of a solid or a liquid ingredient
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/14—Filters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833309855 DE3309855C2 (de) | 1983-03-18 | 1983-03-18 | Verfahren zum Herstellen von offenzelligem Kunststoffschaum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833309855 DE3309855C2 (de) | 1983-03-18 | 1983-03-18 | Verfahren zum Herstellen von offenzelligem Kunststoffschaum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3309855A1 DE3309855A1 (de) | 1984-09-20 |
| DE3309855C2 true DE3309855C2 (de) | 1987-03-12 |
Family
ID=6193932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19833309855 Expired DE3309855C2 (de) | 1983-03-18 | 1983-03-18 | Verfahren zum Herstellen von offenzelligem Kunststoffschaum |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3309855C2 (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5993716A (en) * | 1990-10-19 | 1999-11-30 | Draenert; Klaus | Material and process for its preparation |
| US5746200A (en) * | 1990-10-19 | 1998-05-05 | Draenert; Klaus | Trabecula nasal filter having both macropores and micropores |
| DE4033291A1 (de) * | 1990-10-19 | 1992-04-23 | Draenert Klaus | Werkstoff und verfahren zu seiner herstellung |
| CH683263A5 (de) * | 1992-02-25 | 1994-02-15 | Weidmann H Ag | Offenporiger dimensionsstabiler Körper. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6408338A (ko) * | 1963-07-26 | 1965-01-27 | ||
| GB1051320A (en) * | 1964-01-13 | 1966-12-14 | W.R. Grace & Co. | Micro-porous polyethylene and a process for the manufacture thereof |
| GB1122804A (en) * | 1964-08-13 | 1968-08-07 | Porous Plastics Ltd | Improvements relating to the production of microporous polymeric plastics materials |
| CA954263A (en) * | 1969-02-25 | 1974-09-10 | Sybron Corporation | Semi-permeable membranes and method of production |
| GB1412983A (en) * | 1971-11-30 | 1975-11-05 | Debell & Richardson | Method of producing porous plastic materials |
-
1983
- 1983-03-18 DE DE19833309855 patent/DE3309855C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3309855A1 (de) | 1984-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| 8110 | Request for examination paragraph 44 | ||
| 8127 | New person/name/address of the applicant |
Owner name: QUELLA, FERDINAND, DR., 8014 NEUBIBERG, DE |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |