KR920004127A - Manufacturing method of foam molded product in mold - Google Patents

Manufacturing method of foam molded product in mold Download PDF

Info

Publication number
KR920004127A
KR920004127A KR1019910002216A KR910002216A KR920004127A KR 920004127 A KR920004127 A KR 920004127A KR 1019910002216 A KR1019910002216 A KR 1019910002216A KR 910002216 A KR910002216 A KR 910002216A KR 920004127 A KR920004127 A KR 920004127A
Authority
KR
South Korea
Prior art keywords
mold
molded article
porous sheet
producing
heating medium
Prior art date
Application number
KR1019910002216A
Other languages
Korean (ko)
Other versions
KR0167352B1 (en
Inventor
히로시 우스이
고오지 이께다
아끼라 가미야마
가즈또시 사사끼
히로시 야마모또
시게오 나까다
Original Assignee
우찌야마 마사요
가부시끼가이샤 제이에스피
고오지 이께다
유겡가이샤이께다가꼬
시게오 나까다
유겡가이샤닛꾸
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.)
Filing date
Publication date
Application filed by 우찌야마 마사요, 가부시끼가이샤 제이에스피, 고오지 이께다, 유겡가이샤이께다가꼬, 시게오 나까다, 유겡가이샤닛꾸 filed Critical 우찌야마 마사요
Publication of KR920004127A publication Critical patent/KR920004127A/en
Application granted granted Critical
Publication of KR0167352B1 publication Critical patent/KR0167352B1/en

Links

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

Abstract

내용 없음No content

Description

형내 발포 성형체의 제조방법Manufacturing method of foam molded product in mold

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명의 실시에 사용하는 성형장치의 한 예를 나타내는 종 단면도이다,1 is a longitudinal cross-sectional view showing an example of a molding apparatus used in the practice of the present invention.

제2도(a) 내지 (c)는 다공질 시트의 설치 상태의 상이한 양태를 나타내는 종단면도이다.2 (a) to 2 (c) are longitudinal cross-sectional views showing different aspects of the installation state of the porous sheet.

제3도는 실시예1의 성형체의 표면 조도 측정 결과를 나타내는 챠트이다.3 is a chart showing the surface roughness measurement results of the molded body of Example 1. FIG.

Claims (14)

복수의 가열매체공을 갖는 한쌍의 금형에 의하여 구성되는 형와내에 열가소성 수지 발포체 입자를 충전하고, 이어서 상기 가열 매체공에서 가열 매체를 공급하여 발포입자를 가열하여 입자상호를 융착시켜서 형와와 동일한 성형체를 제조하는 방법에 있어서, 형와면 측의 적어도 가열 매체공 표면을 통기성의 다공질 시트로 피복하여 이루어진 금형을 사용하는 것을 특징으로 하는 형내 발포 성형체의 제조방법.A mold formed by a pair of molds having a plurality of heating medium holes is filled with thermoplastic resin foam particles, and then a heating medium is supplied from the heating medium holes to heat the foam particles to fuse the mutual particles to form a molded body similar to that of the mold. A method for producing an in-mold foamed molded article characterized by using a mold formed by coating at least the heating medium hole surface on the mold and surface side with a porous porous sheet. 제1항에 있어서, 가열매체가 증기인 형내 발포 성형체인 제조방법.The manufacturing method according to claim 1, wherein the heating medium is an in-mold foam molded article. 제1항에 있어서, 형와면 측의 적어도 가열 매체공 표면이 내열성 접착제에 의하여 부분적으로 접착된 통기성 다공질 시트로 피복된 형내 발포 성형체의 제조방법.The method for producing an in-mold foamed molded article according to claim 1, wherein at least the heating medium hole surface on the mold and surface side is coated with a breathable porous sheet partially bonded by a heat resistant adhesive. 제1내지 3항중 어느 한 항에 있어서, 다공질 시트의 평균 공경이 10A 내지 100㎛인 형내 발포 성형체의 제조방법.The method for producing an in-mold foamed molded article according to any one of claims 1 to 3, wherein the porous sheet has an average pore size of 10 A to 100 µm. 제1내지 3항중 어느 한 항에 있어서, 폴리테트라플루오로에틸렌, 폴리에틸렌테레프탈레이트, 폴리부틸렌테레프탈레이트로 이루어진 군에서 선택된 중합체로 형성된 다공질 시트를 사용하는 형내 발포 성형체의 제조방법.The method for producing an in-mold foamed molded article according to any one of claims 1 to 3, wherein the porous sheet formed of a polymer selected from the group consisting of polytetrafluoroethylene, polyethylene terephthalate and polybutylene terephthalate is used. 제1내지 3항중 어느 한 항에 있어서, 무기 충전제를 35중량%이상 함유하는 합성수지 시트를 연산하여 다공성으로한 다공질 시트를 사용하는 형내 발포 성형체의 제조방법.The method for producing an in-mold foamed molded article according to any one of claims 1 to 3, wherein a porous sheet made of porous by calculating a synthetic resin sheet containing 35% by weight or more of an inorganic filler is used. 제1내지 3항중 어느 한 항에 있어서, 1내지 70㎛의 실 모양으로 가공한 내열성 중합체로 이루어진 직포를 다공질 시트로서 사용하는 형내 발포 성형체의 제조방법.The method for producing an in-mold foamed molded article according to any one of claims 1 to 3, wherein a woven fabric made of a heat resistant polymer processed into a yarn shape of 1 to 70 µm is used as the porous sheet. 제3항에 있어서, 실 모양의 열 용융형 접착제를 내열성 중합체로 이루어진 실 중에 동일 간격으로 짜넣어 형성된 직포로 이루어진 다공질 시트를 가열 압착하여 부분적으로 접착한 금형을 사용하는 형내 발포 성형체의 제조방법.The method for manufacturing an in-mold foamed molded article according to claim 3, wherein a mold in which a porous sheet made of a woven fabric formed by incorporating a thread-shaped hot melt adhesive into a yarn made of a heat-resistant polymer at equal intervals is heated and pressed partially. 제3항에 있어서, 열 용융형 접착제로 표면을 피복한 실모양의 내열성 중합체를 동일 간격으로 내열성 중합체로 이루어진 실증에 짜넣어 형성된 직포로 이루어진 다공질 시트로 가열 압착하여 부분적으로 접착한 금형을 사용하는 형내 발포 성형체의 제조방법.4. The mold according to claim 3, wherein the heat-resistant polymer coated with a heat-melting adhesive is used to form a partially bonded mold by heat-compressing and bonding the porous heat-resistant polymer into a porous sheet made of a woven fabric formed at the same interval into a demonstration of a heat-resistant polymer. Method for producing foam molded product in mold. 제3항에 있어서, 접착제의 연 면적이 다공질 시트의 한쪽 표면적이 1내지 30%가 되도록 다공질 시트를 부분적으로 접착하여 이루어진 금형을 사용하는 형내 발포 성형체의 제조방법.The method for producing an in-mold foamed molded article according to claim 3, wherein the mold is formed by partially bonding the porous sheet so that one surface area of the porous sheet is 1 to 30%. 제3항에 있어서, 다공질 시트가, 하나의 접착제의 면적이 0.01내지 10㎠, 연면적이 다공질 시트의 한쪽 표면적의 5내지 30%인 복수의 정상 접착제로 부분적으로 접착되어 있는 금형을 사용하는 형내 발포 성형체의 제조방법.The in-mold foaming according to claim 3, wherein the porous sheet is formed by using a mold partially bonded with a plurality of normal adhesives having an adhesive area of 0.01 to 10 cm 2 and a total surface area of 5 to 30% of one surface area of the porous sheet. Method for producing a molded article. 제1 또는 3항에 있어서, 형와면의 적어도 가열 매체공을 갖는 표면이, 두께 5내지 100㎛, 평균 공경 10Å내지 100㎛의 통기성 다공질 시트로 피복된 금형에 있어서, 티렌계 수지를 기재로 하는 형태발포 입자를, 가열 매체로서 0내지 2㎏/㎠(G)의 증기를 사용하여 가열하여 성형하는 발포 성형체의 제조방법.The die-coated resin according to claim 1 or 3, wherein the surface having at least the heating medium pores of the mold and the surface is coated with a breathable porous sheet having a thickness of 5 to 100 µm and an average pore size of 10 to 100 µm. A method for producing a foamed molded article wherein the foamed particles are heated and molded by using steam of 0 to 2 kg / cm 2 (G) as a heating medium. 제1또는 3항에 있어서, 형와면의 적어도 가열 매체공을 갖는 표면이, 두께 5내지 100㎛, 평균 공경 10Å 내지 100㎛의 통기성 다공질 시트로 피복된 금형에 의하여, 올레핀계 수지를 기재로하는 발포 입자를 가열 매체로서 0.5내지 5㎏/㎠(G)의 증기를 사용하여 가열하여 성형하는 형태발포 성형체의 제조방법.The surface having at least heating medium pores of the mold and the surface is based on an olefin resin by a mold coated with a breathable porous sheet having a thickness of 5 to 100 µm and an average pore diameter of 10 mm to 100 µm. A method for producing a foam-foaming molded product in which foamed particles are heated and molded by using steam of 0.5 to 5 kg / cm 2 (G) as a heating medium. 제1내지 3항중 어느 한 항에 있어서, 성형후 형개하고, 발포입자 공급구로 부터 3내지 15㎏/㎠(G)의 압착 공기를 성형체에 블로잉하여 성형체를 이형하는 형내 발포 성형체의 제조방법.The method for producing an in-mold foamed molded article according to any one of claims 1 to 3, wherein the molded article is opened after molding and the molded article is released by blowing compressed air of 3 to 15 kg / cm 2 (G) onto the molded body from the foam particle supply port. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910002216A 1990-08-23 1991-02-09 Production process of expansion molded article KR0167352B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2222122A JPH04339637A (en) 1990-08-23 1990-08-23 Manufacture of in-mold foam molded body
JP222122/90 1990-08-23

Publications (2)

Publication Number Publication Date
KR920004127A true KR920004127A (en) 1992-03-27
KR0167352B1 KR0167352B1 (en) 1999-03-20

Family

ID=16777511

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910002216A KR0167352B1 (en) 1990-08-23 1991-02-09 Production process of expansion molded article

Country Status (2)

Country Link
JP (1) JPH04339637A (en)
KR (1) KR0167352B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100346956C (en) * 2003-11-26 2007-11-07 刘坤钟 Manufacturing method of foam with air holes

Also Published As

Publication number Publication date
KR0167352B1 (en) 1999-03-20
JPH04339637A (en) 1992-11-26

Similar Documents

Publication Publication Date Title
US2978376A (en) Method for producing laminated articles
CA1262619A (en) Embossed fabrics
GB820966A (en) Moulding foamed resin articles
US3620890A (en) Floor and wall covering and method of making same
JPH0248423B2 (en)
KR100194947B1 (en) Formation method of resin base material which consists of foamed core material and one or more coating layers
EP0278622A3 (en) Shaping of syntactic foam
US4248651A (en) Thermoforming process of corrugated plastic board
KR850005319A (en) Fiber Reinforced Plastic Molded Products
KR890003532A (en) Method of manufacturing 2-ply foamed molding
KR890000232A (en) Manufacturing method of thin-walled molded article with protrusion and mold
KR900013905A (en) Manufacturing method of armchair cushion and armchair cushion manufactured by the method
KR920004127A (en) Manufacturing method of foam molded product in mold
US4242397A (en) Flexible sheet-type covering material
US3535181A (en) Process for making consolidated batts of microcellular filamentary material
KR960013059B1 (en) Method of preforating preforms coated with a plastic film
US3876491A (en) Synthetic suede
US3236926A (en) Process of making resilient elastomeric floor coverings
US4288486A (en) Flexible sheet-type covering material and process for making same
US3674594A (en) Method of manufacturing a material similar to textile,containing paper
JP2007084984A (en) Polyvinyl chloride-based slip-preventing floor material
JP2539843B2 (en) Fiber mats for thermoforming into molded articles
GB2087447A (en) Decorative surface articles
CA1135127A (en) Process for sealing fiber web of open structure
CA2085478A1 (en) Method of forming thermoplastic materials

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20100730

Year of fee payment: 13

EXPY Expiration of term