CA1021886A - Preparation of powdered rubbers - Google Patents

Preparation of powdered rubbers

Info

Publication number
CA1021886A
CA1021886A CA191,044A CA191044A CA1021886A CA 1021886 A CA1021886 A CA 1021886A CA 191044 A CA191044 A CA 191044A CA 1021886 A CA1021886 A CA 1021886A
Authority
CA
Canada
Prior art keywords
preparation
powdered rubbers
rubbers
powdered
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
CA191,044A
Other languages
French (fr)
Inventor
John Norris
Gilbert J. Holliday
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.)
Gj Holliday (plastics) Ltd
BP Chemicals Ltd
Original Assignee
Gj Holliday (plastics) Ltd
BP Chemicals 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 Gj Holliday (plastics) Ltd, BP Chemicals Ltd filed Critical Gj Holliday (plastics) Ltd
Application granted granted Critical
Publication of CA1021886A publication Critical patent/CA1021886A/en
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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/124—Treatment for improving the free-flowing characteristics
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • 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
    • C08J2321/00—Characterised by the use of unspecified rubbers
CA191,044A 1973-01-29 1974-01-28 Preparation of powdered rubbers Expired CA1021886A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB445373A GB1462034A (en) 1973-01-29 1973-01-29 Preparation of powdered rubbers
GB1240473 1973-03-15

Publications (1)

Publication Number Publication Date
CA1021886A true CA1021886A (en) 1977-11-29

Family

ID=26239131

Family Applications (1)

Application Number Title Priority Date Filing Date
CA191,044A Expired CA1021886A (en) 1973-01-29 1974-01-28 Preparation of powdered rubbers

Country Status (8)

Country Link
JP (1) JPS49107072A (en)
CA (1) CA1021886A (en)
DE (1) DE2404153A1 (en)
ES (1) ES422678A1 (en)
FR (1) FR2215308B1 (en)
GB (1) GB1462034A (en)
IT (1) IT1007122B (en)
NL (1) NL7400960A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2648301C2 (en) * 1976-10-26 1983-01-13 Bayer Ag, 5090 Leverkusen Process for the production of powdered rubber powder
DE3439010A1 (en) * 1984-10-25 1986-04-30 Bayer Ag, 5090 Leverkusen METHOD FOR PRODUCING STORAGE RUBBER CRUMBS
DE10254600B4 (en) * 2002-11-22 2007-12-27 Bayer Materialscience Ag Process for the preparation of thermoplastic, non-adhesive polyurethanes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2315924A (en) * 1937-09-28 1943-04-06 Bertram Simon Hendrik Process for preventing rubber objects from sticking together and improving the quality and durability of raw rubber in a divided state
FR1422776A (en) * 1965-01-28 1965-12-24 Polymer Corp Coating of rubber particles
DE1809927A1 (en) * 1968-11-20 1970-06-11 Dunlop Ag Use of finely divided, high molecular weight substances as a release agent in rubber processing and storage
US3669722A (en) * 1969-06-25 1972-06-13 Copolymer Rubber & Chem Corp Free flowing pellets of uncured elastomeric material

Also Published As

Publication number Publication date
NL7400960A (en) 1974-07-31
IT1007122B (en) 1976-10-30
FR2215308A1 (en) 1974-08-23
JPS49107072A (en) 1974-10-11
ES422678A1 (en) 1976-04-16
GB1462034A (en) 1977-01-19
DE2404153A1 (en) 1974-08-01
FR2215308B1 (en) 1977-06-10

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