DE3005298C2 - Thermoplastischer Radiergummi - Google Patents

Thermoplastischer Radiergummi

Info

Publication number
DE3005298C2
DE3005298C2 DE3005298A DE3005298A DE3005298C2 DE 3005298 C2 DE3005298 C2 DE 3005298C2 DE 3005298 A DE3005298 A DE 3005298A DE 3005298 A DE3005298 A DE 3005298A DE 3005298 C2 DE3005298 C2 DE 3005298C2
Authority
DE
Germany
Prior art keywords
weight
styrene
eraser
block copolymer
eraser according
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
DE3005298A
Other languages
German (de)
English (en)
Other versions
DE3005298A1 (de
Inventor
Günter Ing.(grad.) 8430 Neumarkt Kimpel
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.)
J S Staedtler & Co 8500 Nuernberg De GmbH
Original Assignee
JS Staedtler GmbH and Co KG
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 JS Staedtler GmbH and Co KG filed Critical JS Staedtler GmbH and Co KG
Priority to DE3005298A priority Critical patent/DE3005298C2/de
Priority to US06/233,291 priority patent/US4350787A/en
Priority to JP1818381A priority patent/JPS56127498A/ja
Publication of DE3005298A1 publication Critical patent/DE3005298A1/de
Application granted granted Critical
Publication of DE3005298C2 publication Critical patent/DE3005298C2/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/0025—Eraser or rubber material, e.g. comprising hard particles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
    • C08K3/013—Fillers, pigments or reinforcing additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE3005298A 1980-02-13 1980-02-13 Thermoplastischer Radiergummi Expired DE3005298C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE3005298A DE3005298C2 (de) 1980-02-13 1980-02-13 Thermoplastischer Radiergummi
US06/233,291 US4350787A (en) 1980-02-13 1981-02-10 Thermoplastic eraser
JP1818381A JPS56127498A (en) 1980-02-13 1981-02-12 Thermoplastic eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3005298A DE3005298C2 (de) 1980-02-13 1980-02-13 Thermoplastischer Radiergummi

Publications (2)

Publication Number Publication Date
DE3005298A1 DE3005298A1 (de) 1981-08-20
DE3005298C2 true DE3005298C2 (de) 1982-07-15

Family

ID=6094466

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3005298A Expired DE3005298C2 (de) 1980-02-13 1980-02-13 Thermoplastischer Radiergummi

Country Status (3)

Country Link
US (1) US4350787A (https=)
JP (1) JPS56127498A (https=)
DE (1) DE3005298C2 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1204533A (en) * 1980-11-20 1986-05-13 Akitaro Nakahira Rubber material
JPS58501862A (ja) * 1981-11-05 1983-11-04 ザ　ジレツト　コンパニ− 熱可塑性ブロツク共重合体を含有する消去性インキ
DE3736840A1 (de) * 1987-10-30 1989-05-11 Hoechst Ag Haertbare spachtelmassen auf basis ungesaettigter polyesterharze mit verbesserter haftung auf zink und deren verwendung
DE3810027A1 (de) * 1988-03-24 1989-10-05 Pelikan Ag Radiergummi
US5385733A (en) * 1990-10-22 1995-01-31 Mankovitz; Roy J. Topical preparation and method for suppression of skin eruptions caused by herpes simplex virus
EP0628433B1 (en) * 1992-02-28 2001-11-28 Pentel Kabushiki Kaisha Eraser
DE20106883U1 (de) * 2001-04-14 2001-08-02 Läufer-Werk AG, 31303 Burgdorf Reinigungs- und Poliermittel für metallische Oberflächen
US6441091B1 (en) * 2001-07-27 2002-08-27 Binney & Smith Eraser
DE102016008559A1 (de) * 2016-07-12 2018-01-18 Staedtler Mars Gmbh & Co. Kg Radierer
CN108165027B (zh) * 2017-12-29 2020-11-27 范春存 一种拉丝可塑橡皮及其制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK115887B (da) * 1965-01-06 1969-11-17 Shell Int Research Termoplastisk elastomert formstof på basis af en modificeret blokcopolymer.
US3614836A (en) * 1968-07-08 1971-10-26 Shell Oil Co Block copolymer foxing and soling composition
US3607819A (en) * 1969-06-16 1971-09-21 Firestone Tire & Rubber Co Butadiene-styrene copolymer interconnected with silicon oil-extended and stabilized
US3738951A (en) * 1970-07-24 1973-06-12 Phillips Petroleum Co Nonsmearing eraser elastomer compositions
US4096203A (en) * 1976-07-30 1978-06-20 Shell Oil Company Process to control cohesive strength of block copolymer composition
US4107124A (en) * 1977-01-26 1978-08-15 Shell Oil Company Block copolymer compositions

Also Published As

Publication number Publication date
DE3005298A1 (de) 1981-08-20
US4350787A (en) 1982-09-21
JPH0545440B2 (https=) 1993-07-09
JPS56127498A (en) 1981-10-06

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8327 Change in the person/name/address of the patent owner

Owner name: J. S. STAEDTLER GMBH & CO, 8500 NUERNBERG, DE

8339 Ceased/non-payment of the annual fee