JPH0549447B2 - - Google Patents
Info
- Publication number
- JPH0549447B2 JPH0549447B2 JP59159523A JP15952384A JPH0549447B2 JP H0549447 B2 JPH0549447 B2 JP H0549447B2 JP 59159523 A JP59159523 A JP 59159523A JP 15952384 A JP15952384 A JP 15952384A JP H0549447 B2 JPH0549447 B2 JP H0549447B2
- Authority
- JP
- Japan
- Prior art keywords
- weight
- shroud
- rigidity
- mold
- plastic
- 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 - Lifetime
Links
- 239000004743 Polypropylene Substances 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 239000004604 Blowing Agent Substances 0.000 claims description 4
- 238000005187 foaming Methods 0.000 claims description 4
- -1 polypropylene Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 239000004088 foaming agent Substances 0.000 description 3
- 239000000454 talc Substances 0.000 description 3
- 229910052623 talc Inorganic materials 0.000 description 3
- 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
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- MWRWFPQBGSZWNV-UHFFFAOYSA-N Dinitrosopentamethylenetetramine Chemical compound C1N2CN(N=O)CN1CN(N=O)C2 MWRWFPQBGSZWNV-UHFFFAOYSA-N 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011084 recovery 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
- 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
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
-
- 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
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
-
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/16—Fillers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15952384A JPS6135919A (ja) | 1984-07-30 | 1984-07-30 | 自動車用のプラスチツク製シユラウド |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15952384A JPS6135919A (ja) | 1984-07-30 | 1984-07-30 | 自動車用のプラスチツク製シユラウド |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6135919A JPS6135919A (ja) | 1986-02-20 |
JPH0549447B2 true JPH0549447B2 (enrdf_load_stackoverflow) | 1993-07-26 |
Family
ID=15695624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15952384A Granted JPS6135919A (ja) | 1984-07-30 | 1984-07-30 | 自動車用のプラスチツク製シユラウド |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6135919A (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1461194B1 (en) * | 2001-12-08 | 2007-03-28 | Incro Limited | Method of manufacturing a nozzle arrangement |
PL1754744T3 (pl) * | 2005-08-19 | 2008-10-31 | Borealis Tech Oy | Pianka poliolefinowa |
CN103158260A (zh) * | 2013-03-12 | 2013-06-19 | 太仓协乐高分子材料有限公司 | 一种用于发泡塑料的注射成型工艺 |
-
1984
- 1984-07-30 JP JP15952384A patent/JPS6135919A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6135919A (ja) | 1986-02-20 |
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