CA1298047C - Methode de moulage par injection permettant de fabriquer des produits en materiaux mousses - Google Patents

Methode de moulage par injection permettant de fabriquer des produits en materiaux mousses

Info

Publication number: CA1298047C
Authority: CA; Canada
Prior art keywords: raw material; foamed; mold; cavity; nozzle
Prior art date: 1986-09-19
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 - Fee Related

Application number

CA000547125A

Other languages

English (en)

Inventor

Hideo Kikuchi

Mitsuo Wada

Yasuo Nishimura

Yoshio Kinoshita

Osamu Endo

Mitsuaki Okada

Makoto Shimada

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Kobayashi KK

Shigeru Kogyo KK

Original Assignee

Kobayashi KK

Shigeru Kogyo KK

Priority date (The priority date 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 date listed.)

1986-09-19

Filing date

1987-09-17

Publication date

1992-03-31

1986-09-19 Priority claimed from JP61221068A external-priority patent/JPH0755514B2/ja

1986-09-19 Priority claimed from JP61221067A external-priority patent/JPH0729319B2/ja

1987-09-17 Application filed by Kobayashi KK, Shigeru Kogyo KK filed Critical Kobayashi KK

1992-03-31 Application granted granted Critical

1992-03-31 Publication of CA1298047C publication Critical patent/CA1298047C/fr

2009-03-31 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000001746 injection moulding Methods 0.000 title claims abstract description 27
238000000034 method Methods 0.000 title claims abstract description 19
239000002994 raw material Substances 0.000 claims abstract description 53
238000005187 foaming Methods 0.000 claims abstract description 28
238000002347 injection Methods 0.000 claims abstract description 13
239000007924 injection Substances 0.000 claims abstract description 13
229920001944 Plastisol Polymers 0.000 claims abstract description 12
239000004999 plastisol Substances 0.000 claims abstract description 12
239000011347 resin Substances 0.000 claims description 12
229920005989 resin Polymers 0.000 claims description 12
239000011324 bead Substances 0.000 claims description 8
239000011521 glass Substances 0.000 claims description 8
230000002093 peripheral effect Effects 0.000 claims description 8
239000011094 fiberboard Substances 0.000 claims description 5
239000000203 mixture Substances 0.000 claims description 5
239000000463 material Substances 0.000 claims description 4
BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 3
238000001816 cooling Methods 0.000 claims description 3
239000004088 foaming agent Substances 0.000 claims description 3
238000010438 heat treatment Methods 0.000 claims description 3
239000004014 plasticizer Substances 0.000 claims description 3
239000006260 foam Substances 0.000 description 7
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
QQVHEQUEHCEAKS-UHFFFAOYSA-N diundecyl benzene-1,2-dicarboxylate Chemical compound CCCCCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCCCCC QQVHEQUEHCEAKS-UHFFFAOYSA-N 0.000 description 2
239000003381 stabilizer Substances 0.000 description 2
229910003023 Mg-Al Inorganic materials 0.000 description 1
239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
238000004891 communication Methods 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000007720 emulsion polymerization reaction Methods 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
-1 for e~ample Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
230000001788 irregular Effects 0.000 description 1
239000000314 lubricant Substances 0.000 description 1
239000002184 metal Substances 0.000 description 1
239000006072 paste Substances 0.000 description 1
239000008188 pellet Substances 0.000 description 1
239000005011 phenolic resin Substances 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
239000000843 powder Substances 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
238000012546 transfer Methods 0.000 description 1
238000009966 trimming Methods 0.000 description 1
238000009849 vacuum degassing Methods 0.000 description 1
229920002554 vinyl polymer Polymers 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
- 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
- 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
- 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
- B29C44/3415—Heating or cooling
- 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
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/442—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with mechanical ejector or drive means therefor

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Injection Moulding Of Plastics Or The Like (AREA)

CA000547125A 1986-09-19 1987-09-17 Methode de moulage par injection permettant de fabriquer des produits en materiaux mousses Expired - Fee Related CA1298047C (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP61-221067		1986-09-19
JP61221068A JPH0755514B2 (ja)	1986-09-19	1986-09-19	積層製品の射出成形方法
JP61221067A JPH0729319B2 (ja)	1986-09-19	1986-09-19	発泡製品の射出成形方法およびその装置
JP61-221068		1986-09-19

Publications (1)

Publication Number	Publication Date
CA1298047C true CA1298047C (fr)	1992-03-31

Family

ID=26524063

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000547125A Expired - Fee Related CA1298047C (fr)	1986-09-19	1987-09-17	Methode de moulage par injection permettant de fabriquer des produits en materiaux mousses

Country Status (5)

Country	Link
KR (1)	KR890004853A (fr)
AU (1)	AU601483B2 (fr)
CA (1)	CA1298047C (fr)
DE (1)	DE3730611A1 (fr)
GB (1)	GB2197244B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR890004853A (ko) *	1986-09-19	1989-05-10	쇼오다 간	발포제품의 사출성형 방법
AT408076B (de) *	1996-10-07	2001-08-27	Mepura Metallpulver	Verfahren zur herstellung von schaummetall- bzw. schaummetall/metall-verbund-formkörpern, anlage zu deren herstellung und deren verwendung
US6604933B1 (en) *	2000-09-14	2003-08-12	Samuel Lee Kern	Universal nozzle tip for injection molding
KR102584647B1 (ko) *	2021-12-14	2023-10-05	(주)너나들이	층간 소음 방지재 및 이의 제조 방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH507801A (fr) *	1968-02-05	1971-03-31	Resine Granulate Termoplastich	Procedimento per la produzione di materiale plastico espanso, e prodotto con esso ottenuto
DE2116184A1 (en) *	1971-04-02	1972-10-12	Belton As	Reinforced synthetic window frame
AU518083B2 (en) *	1978-12-15	1981-09-10	Airco Inc.	Disposable face mask
DD232456B1 (de) *	1984-10-08	1988-07-06	Karl Marx Stadt Tech Hochschul	Vorrichtung zur erwaermung plastischer massen
KR890004853A (ko) *	1986-09-19	1989-05-10	쇼오다 간	발포제품의 사출성형 방법

1987
- 1987-09-09 KR KR1019870009972A patent/KR890004853A/ko not_active Ceased
- 1987-09-09 AU AU78210/87A patent/AU601483B2/en not_active Ceased
- 1987-09-11 DE DE19873730611 patent/DE3730611A1/de not_active Ceased
- 1987-09-14 GB GB8721563A patent/GB2197244B/en not_active Expired - Fee Related
- 1987-09-17 CA CA000547125A patent/CA1298047C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
GB8721563D0 (en)	1987-10-21
KR890004853A (ko)	1989-05-10
DE3730611A1 (de)	1988-04-07
AU601483B2 (en)	1990-09-13
GB2197244A (en)	1988-05-18
GB2197244B (en)	1990-01-10
AU7821087A (en)	1988-03-24

Legal Events

Date	Code	Title	Description
1998-03-31	MKLA	Lapsed

Publication	Publication Date	Title
US4363849A (en)	1982-12-14	Foamed thermoplastic resin cork having a natural cork-like appearance and a method of injection molding the cork
EP0097783B1 (fr)	1986-08-20	Articles synthétiques présentant l'apparence du liège
US4685881A (en)	1987-08-11	Nozzle assembly for injection molding
US4952365A (en)	1990-08-28	Process for molding of a foamed article
GB2053777A (en)	1981-02-11	Structural foam moulding process
US4499141A (en)	1985-02-12	Composition for making a plastic closure for liquid product containers
CN101781406A (zh)	2010-07-21	热塑性弹性体表皮制品及其生产方法
US5985188A (en)	1999-11-16	Method for manufacturing a chair having separate moldable parts
KR950012850B1 (ko)	1995-10-23	사출성형법
CA1298047C (fr)	1992-03-31	Methode de moulage par injection permettant de fabriquer des produits en materiaux mousses
US4882117A (en)	1989-11-21	Injection molding process for molten plastic
US3689612A (en)	1972-09-05	Method for extruding into cavities defined by a fixed plate and moving metal molds a foamable on non-foamable thermoplastic polymeric resin
US5061415A (en)	1991-10-29	Process for improving the quality of injection moulded parts
JP2003231148A (ja)	2003-08-19	熱可塑性樹脂発泡体の成形方法
EP0729820B1 (fr)	2002-12-04	Moule et procédé pour fabriquer un article creux moulé en matière thermoplastique
US3773452A (en)	1973-11-20	Apparatus for molding thermoplastic materials
US4296055A (en)	1981-10-20	Method of injection molding thermoplastic resinous products substantially free from sink marks, swirls and related blemishes
MacMillan	1979	High pressure structural foam
DE2204157C3 (de)	1989-02-23	Verfahren zum Spritzgießen von Gegenständen aus Schaumstoffmaterial
US20250050561A1 (en)	2025-02-13	Co-injection molding structure
Eigl et al.	1998	The Sandwich Injection Moulding Technology—Effects and Limiting Quantities for the Spatial Distribution of the Components
US3859406A (en)	1975-01-07	Production of cellular articles by injection molding
KR20200030950A (ko)	2020-03-23	가열금형과 뮤셀 사출성형을 통한 수지 성형품 제조 방법 및 제조 장비
JPS6424715A (en)	1989-01-26	Injection molding process
JPH0729324B2 (ja)	1995-04-05	射出成形方法