JPH0460012B2 - - Google Patents
Info
- Publication number
- JPH0460012B2 JPH0460012B2 JP59113638A JP11363884A JPH0460012B2 JP H0460012 B2 JPH0460012 B2 JP H0460012B2 JP 59113638 A JP59113638 A JP 59113638A JP 11363884 A JP11363884 A JP 11363884A JP H0460012 B2 JPH0460012 B2 JP H0460012B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystalline
- thermotropic liquid
- injection molding
- crystalline polymer
- cavity
- 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
- 229920000106 Liquid crystal polymer Polymers 0.000 claims description 58
- 125000003118 aryl group Chemical group 0.000 claims description 34
- 238000001746 injection moulding Methods 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 24
- 229920000728 polyester Polymers 0.000 claims description 14
- 239000000155 melt Substances 0.000 claims description 13
- 239000012768 molten material Substances 0.000 claims description 13
- 125000004432 carbon atom Chemical group C* 0.000 claims description 10
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 125000000217 alkyl group Chemical group 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 6
- 125000003545 alkoxy group Chemical group 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 125000001424 substituent group Chemical group 0.000 claims description 4
- 229920003232 aliphatic polyester Polymers 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 229920000343 polyazomethine Polymers 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- RXOHFPCZGPKIRD-UHFFFAOYSA-N naphthalene-2,6-dicarboxylic acid Chemical group C1=C(C(O)=O)C=CC2=CC(C(=O)O)=CC=C21 RXOHFPCZGPKIRD-UHFFFAOYSA-N 0.000 claims description 2
- 125000005407 trans-1,4-cyclohexylene group Chemical group [H]C1([H])C([H])([H])[C@]([H])([*:2])C([H])([H])C([H])([H])[C@@]1([H])[*:1] 0.000 claims description 2
- 125000001624 naphthyl group Chemical group 0.000 claims 2
- 239000004615 ingredient Substances 0.000 claims 1
- 229920000642 polymer Polymers 0.000 description 21
- 238000010438 heat treatment Methods 0.000 description 9
- 230000001747 exhibiting effect Effects 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 229920001279 poly(ester amides) Polymers 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000009864 tensile test Methods 0.000 description 5
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- 239000000470 constituent Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- FJKROLUGYXJWQN-UHFFFAOYSA-N 4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004974 Thermotropic liquid crystal Substances 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- XBNGYFFABRKICK-UHFFFAOYSA-N 2,3,4,5,6-pentafluorophenol Chemical compound OC1=C(F)C(F)=C(F)C(F)=C1F XBNGYFFABRKICK-UHFFFAOYSA-N 0.000 description 1
- 229940090248 4-hydroxybenzoic acid Drugs 0.000 description 1
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- IZUPBVBPLAPZRR-UHFFFAOYSA-N pentachloro-phenol Natural products OC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl IZUPBVBPLAPZRR-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007655 standard test method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 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
- B29C45/0001—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
- 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
- B29C45/26—Moulds
- B29C45/2669—Moulds with means for removing excess material, e.g. with overflow cavities
-
- 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
- B29K2105/0079—Liquid crystals
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Polyesters Or Polycarbonates (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11363884A JPS60257213A (ja) | 1984-06-02 | 1984-06-02 | 射出成形方法および装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11363884A JPS60257213A (ja) | 1984-06-02 | 1984-06-02 | 射出成形方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60257213A JPS60257213A (ja) | 1985-12-19 |
| JPH0460012B2 true JPH0460012B2 (fr) | 1992-09-24 |
Family
ID=14617307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11363884A Granted JPS60257213A (ja) | 1984-06-02 | 1984-06-02 | 射出成形方法および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60257213A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2608065B2 (ja) * | 1987-07-17 | 1997-05-07 | ポリプラスチックス株式会社 | 携帯可能電子装置 |
| JPH0214194A (ja) * | 1988-06-30 | 1990-01-18 | Nissha Printing Co Ltd | Ｉｃカードとその製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5832630A (ja) * | 1981-07-27 | 1983-02-25 | セラニ−ズ・コ−ポレ−シヨン | 異方性溶融相を形成しうる溶融加工性耐衝撃ポリエステル |
-
1984
- 1984-06-02 JP JP11363884A patent/JPS60257213A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5832630A (ja) * | 1981-07-27 | 1983-02-25 | セラニ−ズ・コ−ポレ−シヨン | 異方性溶融相を形成しうる溶融加工性耐衝撃ポリエステル |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60257213A (ja) | 1985-12-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |