CA1099598A - Method and apparatus for encapsulating and coagulating elastomers - Google Patents

Method and apparatus for encapsulating and coagulating elastomers

Info

Publication number
CA1099598A
CA1099598A CA281,477A CA281477A CA1099598A CA 1099598 A CA1099598 A CA 1099598A CA 281477 A CA281477 A CA 281477A CA 1099598 A CA1099598 A CA 1099598A
Authority
CA
Canada
Prior art keywords
encapsulating
coagulating
draft tube
bath
liquid
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
CA281,477A
Other languages
English (en)
French (fr)
Inventor
Robert M. Secor
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of CA1099598A publication Critical patent/CA1099598A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C1/00—Treatment of rubber latex
    • C08C1/14—Coagulation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C1/00—Treatment of rubber latex
    • C08C1/14—Coagulation
    • C08C1/16—Coagulation in floc form
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S528/931—Physical treatment of natural rubber or natural rubber containing material or chemical treatment of non-rubber portion thereof, e.g. extraction of rubber from milk weed
    • Y10S528/934—Latex
    • Y10S528/936—Coagulating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y10T428/2998—Coated including synthetic resin or polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
CA281,477A 1976-06-29 1977-06-27 Method and apparatus for encapsulating and coagulating elastomers Expired CA1099598A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/700,966 US4110491A (en) 1976-06-29 1976-06-29 Method and apparatus for encapsulating and coagulating elastomers
US700,966 1976-06-29

Publications (1)

Publication Number Publication Date
CA1099598A true CA1099598A (en) 1981-04-21

Family

ID=24815537

Family Applications (1)

Application Number Title Priority Date Filing Date
CA281,477A Expired CA1099598A (en) 1976-06-29 1977-06-27 Method and apparatus for encapsulating and coagulating elastomers

Country Status (6)

Country Link
US (1) US4110491A (enExample)
JP (1) JPS606765B2 (enExample)
CA (1) CA1099598A (enExample)
DE (1) DE2729056C2 (enExample)
FR (1) FR2356672A1 (enExample)
IT (1) IT1076071B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269740A (en) * 1979-09-28 1981-05-26 The B. F. Goodrich Company Process for producing elastomeric particles free of agglomeration
JPS57187322A (en) * 1981-05-15 1982-11-18 Mitsubishi Rayon Co Ltd Production of particulate product
CA1241797A (en) * 1983-03-22 1988-09-06 Teruhiko Sugimori Method for coagulation of polymer latices and extruder therefor
JPH0628570B2 (ja) * 1986-02-13 1994-04-20 雪印乳業株式会社 カプセル体の製造方法及び装置
JPS63264636A (ja) * 1987-04-21 1988-11-01 Kanegafuchi Chem Ind Co Ltd 高分子ラテツクスより凝固粒子を製造する方法及びその装置
ES2563498T3 (es) * 2007-08-27 2016-03-15 Borealis Technology Oy Equipo y procedimiento para producir gránulos de polímero
KR101711243B1 (ko) * 2013-12-23 2017-02-28 주식회사 엘지화학 고분자 수지 분체의 제조방법 및 제조장치
JP6706798B2 (ja) * 2014-08-29 2020-06-10 国立大学法人山形大学 エラストマー粒子及びその製造方法、エラストマー組成物、エラストマー粒子分散液並びに成形体
CN118414207A (zh) 2021-12-27 2024-07-30 Sabic环球技术有限责任公司 制造粒状聚合物的方法和系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2531986A (en) * 1947-11-17 1950-11-28 Benjamin D Pile Process and apparatus for producing capsules
US2561256A (en) * 1948-05-22 1951-07-17 Standard Oil Dev Co Method of drying synthetic rubber polymers
US3054824A (en) * 1958-03-17 1962-09-18 Universal Oil Prod Co N, n'-diaralkylsalicylidene diaminoalkanes and uses thereof
US3001228A (en) * 1959-01-08 1961-09-26 G & A Lab Inc Coating and pelletizing of fusible materials
US3036338A (en) * 1959-01-08 1962-05-29 G & A Lab Inc Coating and pelletizing of fusible materials
US3653959A (en) * 1970-04-14 1972-04-04 Grace W R & Co Encapsulating and potting composition and process
JPS5649956B2 (enExample) * 1973-08-17 1981-11-26
JPS5247943B2 (enExample) * 1974-10-15 1977-12-06

Also Published As

Publication number Publication date
FR2356672B1 (enExample) 1982-12-31
DE2729056A1 (de) 1978-01-12
JPS533478A (en) 1978-01-13
DE2729056C2 (de) 1986-01-30
JPS606765B2 (ja) 1985-02-20
FR2356672A1 (fr) 1978-01-27
IT1076071B (it) 1985-04-22
US4110491A (en) 1978-08-29

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