FR2477467B1 - Mousse de polyolefine pratiquement impermeable a l'eau faite de perles expansibles et son procede de preparation - Google Patents

Mousse de polyolefine pratiquement impermeable a l'eau faite de perles expansibles et son procede de preparation

Info

Publication number
FR2477467B1
FR2477467B1 FR8027700A FR8027700A FR2477467B1 FR 2477467 B1 FR2477467 B1 FR 2477467B1 FR 8027700 A FR8027700 A FR 8027700A FR 8027700 A FR8027700 A FR 8027700A FR 2477467 B1 FR2477467 B1 FR 2477467B1
Authority
FR
France
Prior art keywords
preparing
same
polyolefin foam
foam made
practically waterproof
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
Application number
FR8027700A
Other languages
English (en)
French (fr)
Other versions
FR2477467A1 (fr
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.)
Kanegafuchi Chemical Industry Co Ltd
Original Assignee
Kanegafuchi Chemical Industry Co Ltd
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 Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Publication of FR2477467A1 publication Critical patent/FR2477467A1/fr
Application granted granted Critical
Publication of FR2477467B1 publication Critical patent/FR2477467B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • C08J9/232—Forming foamed products by sintering expandable particles
    • 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
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • B29C44/3426—Heating by introducing steam in the mould
    • 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
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0068—Permeability to liquids; Adsorption
    • B29K2995/0069—Permeability to liquids; Adsorption non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/706—Buoys
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
FR8027700A 1979-12-30 1980-12-29 Mousse de polyolefine pratiquement impermeable a l'eau faite de perles expansibles et son procede de preparation Expired FR2477467B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17160479A JPS5698147A (en) 1979-12-30 1979-12-30 Foamed polyolefin molding by water-impermeable bead method and preparation

Publications (2)

Publication Number Publication Date
FR2477467A1 FR2477467A1 (fr) 1981-09-11
FR2477467B1 true FR2477467B1 (fr) 1985-10-25

Family

ID=15926237

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8027700A Expired FR2477467B1 (fr) 1979-12-30 1980-12-29 Mousse de polyolefine pratiquement impermeable a l'eau faite de perles expansibles et son procede de preparation

Country Status (4)

Country Link
JP (1) JPS5698147A (enrdf_load_stackoverflow)
BE (1) BE886886A (enrdf_load_stackoverflow)
DE (1) DE3049201A1 (enrdf_load_stackoverflow)
FR (1) FR2477467B1 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56151736A (en) * 1980-04-26 1981-11-24 Asahi Chem Ind Co Ltd Molded foamed article of crosslinked polyethylene resin
JPS5770621A (en) * 1980-10-20 1982-05-01 Asahi Chem Ind Co Ltd Foamed polyethylene molded object and manufacture tereof
JPS60166442A (ja) * 1984-02-10 1985-08-29 Kanegafuchi Chem Ind Co Ltd ポリオレフイン発泡成形体の養生法
JPS6215928U (enrdf_load_stackoverflow) * 1985-07-16 1987-01-30
JPH0214225A (ja) * 1989-05-22 1990-01-18 Asahi Chem Ind Co Ltd プロピレン系樹脂発泡成形体の製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1629281B1 (de) * 1966-04-28 1972-03-23 Basf Ag Verfahren zur Herstellung von schaumfoermigen Formkoerpern aus Olefinpolymerisaten
SE359557B (enrdf_load_stackoverflow) * 1968-02-21 1973-09-03 Basf Ag
DE1778516A1 (de) * 1968-05-08 1971-08-05 Basf Ag Verfahren zur Herstellung von Formkoerpern aus schaumfoermigen Olefinpolymerisaten
DE1923906A1 (de) * 1968-05-20 1969-11-27 Dart Ind Inc Kunststoffbecher und Verfahren zu seiner Herstellung
DE1769862A1 (de) * 1968-07-27 1971-09-16 Basf Ag Verfahren zur Herstellung von Formkoerpern aus verschaeumbaren AEthylenpolymerisaten
US3992501A (en) * 1973-06-20 1976-11-16 Basf Aktiengesellschaft Process for the manufacture of void-free polyolefin foam moldings
JPS51132278A (en) * 1975-05-14 1976-11-17 Badische Yuka Co Ltd Method of producing styrene resin foaming formed article

Also Published As

Publication number Publication date
BE886886A (fr) 1981-06-29
DE3049201A1 (de) 1981-09-17
FR2477467A1 (fr) 1981-09-11
JPS5698147A (en) 1981-08-07
DE3049201C2 (enrdf_load_stackoverflow) 1992-09-03

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Legal Events

Date Code Title Description
ST Notification of lapse