DE1303365B - - Google Patents

Info

Publication number
DE1303365B
DE1303365B DENDAT1303365D DE1303365DA DE1303365B DE 1303365 B DE1303365 B DE 1303365B DE NDAT1303365 D DENDAT1303365 D DE NDAT1303365D DE 1303365D A DE1303365D A DE 1303365DA DE 1303365 B DE1303365 B DE 1303365B
Authority
DE
Germany
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.)
Pending
Application number
DENDAT1303365D
Other languages
German (de)
Other versions
DE1303365U (OSRAM
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.)
Publication of DE1303365B publication Critical patent/DE1303365B/de
Pending legal-status Critical Current

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0423—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by density separation
    • B29C44/043—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by density separation using a rotating mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
    • B24D3/28—Resins or natural or synthetic macromolecular compounds
    • B24D3/32—Resins or natural or synthetic macromolecular compounds for porous or cellular structure
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/025—Foaming in open moulds, followed by closing the moulds
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10—Applying counter-pressure during expanding
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating 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
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • 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
    • B29L2031/736—Grinding or polishing equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DENDAT1303365D 1959-07-27 Pending DE1303365B (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US829502A US3006033A (en) 1959-07-27 1959-07-27 Process for preparing a molded cellular article

Publications (1)

Publication Number Publication Date
DE1303365B true DE1303365B (OSRAM)

Family

ID=25254713

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT1303365D Pending DE1303365B (OSRAM) 1959-07-27

Country Status (2)

Country Link
US (1) US3006033A (OSRAM)
DE (1) DE1303365B (OSRAM)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3101244A (en) * 1960-10-21 1963-08-20 Davidson Rubber Company Inc Method for molding articles
US3112524A (en) * 1961-04-25 1963-12-03 Dow Chemical Co Apparatus for curing foamed materials
US3246059A (en) * 1961-09-01 1966-04-12 Collo Rheincollodium Koln G M Process for the preparation of form pressed parts of light specific gravity from foamed synthetic plastics
US3182104A (en) * 1962-02-14 1965-05-04 Glidden Co Process for making thick-skinned articles comprising polyurethane foam
US3406229A (en) * 1962-03-09 1968-10-15 Hitco Method of manufacturing composite foamed resin caskets
GB1029671A (en) * 1962-03-09 1966-05-18 Angus George Co Ltd Improvements in and relating to textile fibre drafting elements
US3210448A (en) * 1962-04-17 1965-10-05 Mobay Chemical Corp Method of molding a cellular polyurethane article having a porous surface
US3240855A (en) * 1962-11-16 1966-03-15 Allied Chem Fluffing foam
US3341481A (en) * 1963-08-27 1967-09-12 Hercules Inc Preparation of cellular polyolefins
US3291873A (en) * 1963-10-21 1966-12-13 Mobay Chemical Corp Molding cellular polyurethane plastics
US3523996A (en) * 1966-06-13 1970-08-11 Goodrich Co B F Process for making foam rubber
JPS515372A (en) * 1974-07-02 1976-01-17 Keisuke Shimizu Kakyohatsuhosareta jushizaino seikeihoho
GB2021604B (en) * 1978-05-08 1982-08-11 Prb Nv Method of preparing polyurea foam materials
US4909972A (en) * 1985-12-02 1990-03-20 Britz Johannes H Method and apparatus for making a solid foamed tire core
JP6084531B2 (ja) * 2013-07-04 2017-02-22 株式会社タチエス 表皮一体発泡成形品
EP3626423A1 (de) * 2018-09-20 2020-03-25 ALBA Tooling & Engineering GmbH Verfahren zur herstellung eines bauteils sowie formwerkzeug zur durchführung des verfahrens

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2525965A (en) * 1948-01-30 1950-10-17 Us Rubber Co Molding method
BE523757A (OSRAM) * 1953-02-20

Also Published As

Publication number Publication date
US3006033A (en) 1961-10-31

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