CA1126457A - Apparatus and method for injection molding of certain plastics to maximize dispersion of color and carbonization in product - Google Patents
Apparatus and method for injection molding of certain plastics to maximize dispersion of color and carbonization in productInfo
- Publication number
- CA1126457A CA1126457A CA321,173A CA321173A CA1126457A CA 1126457 A CA1126457 A CA 1126457A CA 321173 A CA321173 A CA 321173A CA 1126457 A CA1126457 A CA 1126457A
- Authority
- CA
- Canada
- Prior art keywords
- screen
- nozzle
- breaker plate
- screen pack
- breaker
- 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
- 229920003023 plastic Polymers 0.000 title claims abstract description 35
- 239000004033 plastic Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000001746 injection moulding Methods 0.000 title claims abstract description 20
- 239000006185 dispersion Substances 0.000 title claims abstract description 18
- 238000003763 carbonization Methods 0.000 title abstract description 7
- -1 polyethylene Polymers 0.000 claims abstract description 25
- 238000002347 injection Methods 0.000 claims abstract description 21
- 239000007924 injection Substances 0.000 claims abstract description 21
- 239000002245 particle Substances 0.000 claims abstract description 18
- 229920000573 polyethylene Polymers 0.000 claims abstract description 15
- 239000004698 Polyethylene Substances 0.000 claims abstract description 14
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000004743 Polypropylene Substances 0.000 claims abstract description 10
- 229920001155 polypropylene Polymers 0.000 claims abstract description 9
- 229920001577 copolymer Polymers 0.000 claims abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 229910052799 carbon Inorganic materials 0.000 claims description 20
- 150000001336 alkenes Chemical class 0.000 claims description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 36
- 229920000098 polyolefin Polymers 0.000 abstract description 7
- 239000004615 ingredient Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 35
- 238000000465 moulding Methods 0.000 description 28
- 239000000047 product Substances 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 12
- 229920001903 high density polyethylene Polymers 0.000 description 5
- 239000004700 high-density polyethylene Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 4
- 238000011109 contamination Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 210000002445 nipple Anatomy 0.000 description 3
- 239000005539 carbonized material Substances 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241001052209 Cylinder Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009850 completed effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- WJCNZQLZVWNLKY-UHFFFAOYSA-N thiabendazole Chemical compound S1C=NC(C=2NC3=CC=CC=C3N=2)=C1 WJCNZQLZVWNLKY-UHFFFAOYSA-N 0.000 description 1
- 239000001038 titanium pigment Substances 0.000 description 1
- 238000011144 upstream manufacturing 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
- B29C45/581—Devices for influencing the material flow, e.g. "torpedo constructions" or mixing devices
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/20—Injection nozzles
- B29C45/24—Cleaning equipment
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87643378A | 1978-02-09 | 1978-02-09 | |
| US876,433 | 1978-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1126457A true CA1126457A (en) | 1982-06-29 |
Family
ID=25367694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA321,173A Expired CA1126457A (en) | 1978-02-09 | 1979-02-09 | Apparatus and method for injection molding of certain plastics to maximize dispersion of color and carbonization in product |
Country Status (16)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8510185D0 (en) * | 1985-04-22 | 1985-05-30 | C R M Design Services Ltd | Nozzle for injection moulding thin rubber articles |
| GB2236261A (en) * | 1989-08-30 | 1991-04-03 | Delco Electronic Overseas Corp | Filter nozzle assembly |
| DE4419405C2 (de) * | 1994-06-03 | 1996-11-21 | Kloeckner Desma Elastomertechn | Plastifizier- und Spritzeinheit für Spritzgießmaschinen zur Erzeugung von Gummi- oder Kunststoffartikeln |
| JP6562504B2 (ja) * | 2015-07-16 | 2019-08-21 | 日本スピンドル製造株式会社 | ストレーニング機構及びそのストレーニング機構を備えたスクリュー押出機 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL278425A (enrdf_load_html_response) * | 1961-02-07 | 1900-01-01 | ||
| DE2441475A1 (de) * | 1974-08-29 | 1976-03-11 | Segmueller Ag | Iltervorrichtung |
| NL7601569A (nl) * | 1975-04-17 | 1976-10-19 | Mobil Oil Corp | Van een filterzeef voorziene extrusie-inrichting voor polymeren. |
-
1979
- 1979-01-26 AR AR275309A patent/AR215981A1/es active
- 1979-02-06 GR GR58281A patent/GR64949B/el unknown
- 1979-02-07 FR FR7903148A patent/FR2416790A1/fr active Granted
- 1979-02-08 BR BR7900796A patent/BR7900796A/pt unknown
- 1979-02-08 NZ NZ189604A patent/NZ189604A/xx unknown
- 1979-02-08 GB GB7904422A patent/GB2014897B/en not_active Expired
- 1979-02-08 BE BE193358A patent/BE874043A/xx not_active IP Right Cessation
- 1979-02-09 ZA ZA79577A patent/ZA79577B/xx unknown
- 1979-02-09 JP JP1415579A patent/JPS54117560A/ja active Pending
- 1979-02-09 CA CA321,173A patent/CA1126457A/en not_active Expired
- 1979-02-09 ES ES477606A patent/ES477606A1/es not_active Expired
- 1979-02-09 PH PH22172A patent/PH17464A/en unknown
- 1979-03-08 ES ES478431A patent/ES478431A1/es not_active Expired
-
1984
- 1984-03-06 SG SG210/84A patent/SG21084G/en unknown
- 1984-04-12 KE KE3397A patent/KE3397A/xx unknown
-
1985
- 1985-01-31 HK HK78/85A patent/HK7885A/xx unknown
- 1985-12-30 MY MY502/85A patent/MY8500502A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SG21084G (en) | 1985-01-04 |
| MY8500502A (en) | 1985-12-31 |
| KE3397A (en) | 1984-06-08 |
| PH17464A (en) | 1984-08-29 |
| GR64949B (en) | 1980-06-10 |
| NZ189604A (en) | 1983-05-10 |
| ES477606A1 (es) | 1979-10-16 |
| GB2014897B (en) | 1982-06-03 |
| FR2416790B1 (enrdf_load_html_response) | 1982-07-30 |
| ES478431A1 (es) | 1979-06-16 |
| FR2416790A1 (fr) | 1979-09-07 |
| HK7885A (en) | 1985-02-08 |
| GB2014897A (en) | 1979-09-05 |
| BR7900796A (pt) | 1979-09-04 |
| BE874043A (fr) | 1979-05-29 |
| ZA79577B (en) | 1980-02-27 |
| AR215981A1 (es) | 1979-11-15 |
| JPS54117560A (en) | 1979-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |