GB2007683A - Thermoplastic elastomeric blends of olefin rubber and polyolefin resin - Google Patents

Thermoplastic elastomeric blends of olefin rubber and polyolefin resin

Info

Publication number
GB2007683A
GB2007683A GB7843621A GB7843621A GB2007683A GB 2007683 A GB2007683 A GB 2007683A GB 7843621 A GB7843621 A GB 7843621A GB 7843621 A GB7843621 A GB 7843621A GB 2007683 A GB2007683 A GB 2007683A
Authority
GB
United Kingdom
Prior art keywords
polyolefin resin
thermoplastic elastomeric
olefin rubber
elastomeric blends
rubber
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.)
Granted
Application number
GB7843621A
Other versions
GB2007683B (en
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.)
Monsanto Co
Original Assignee
Monsanto 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25306493&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2007683(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Monsanto Co filed Critical Monsanto Co
Publication of GB2007683A publication Critical patent/GB2007683A/en
Application granted granted Critical
Publication of GB2007683B publication Critical patent/GB2007683B/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/04Carbon
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/06Sulfur
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/0008Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0025Crosslinking or vulcanising agents; including accelerators
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/09Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10Homopolymers or copolymers of propene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/04Condensation polymers of aldehydes or ketones with phenols only
    • C08L61/06Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L91/00Compositions of oils, fats or waxes; Compositions of derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00Properties characterising the ingredient of the composition
    • C08L2207/04Thermoplastic elastomer
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04Homopolymers or copolymers of ethene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2312/00Crosslinking
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2312/00Crosslinking
    • C08L2312/04Crosslinking with phenolic resin
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2666/00Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
    • C08L2666/02Organic macromolecular compounds, natural resins, waxes or and bituminous materials
    • C08L2666/04Macromolecular compounds according to groups C08L7/00 - C08L49/00, or C08L55/00 - C08L57/00; Derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

Thermoplastic elastomeric compositions exhibiting improved compression set and oil resistance comprise blends of olefin rubber and crystalline polyolefin resin in which the rubber is cured with phenolic curative.
GB7843621A 1977-11-09 1978-11-08 Thermoplastic elastomeric blends of olefin rubber and polyoelfin resin Expired GB2007683B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84977377A 1977-11-09 1977-11-09

Publications (2)

Publication Number Publication Date
GB2007683A true GB2007683A (en) 1979-05-23
GB2007683B GB2007683B (en) 1982-05-12

Family

ID=25306493

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7843621A Expired GB2007683B (en) 1977-11-09 1978-11-08 Thermoplastic elastomeric blends of olefin rubber and polyoelfin resin

Country Status (18)

Country Link
JP (1) JPS5846138B2 (en)
AR (1) AR219136A1 (en)
AU (1) AU523072B2 (en)
BG (1) BG36637A3 (en)
BR (1) BR7807351A (en)
CA (1) CA1124917A (en)
DE (1) DE2848448C2 (en)
ES (1) ES474870A1 (en)
FR (1) FR2408632B1 (en)
GB (1) GB2007683B (en)
IL (1) IL55902A (en)
IN (1) IN150497B (en)
IT (1) IT1100929B (en)
MX (2) MX149404A (en)
NL (1) NL186641C (en)
PL (1) PL126439B1 (en)
SU (2) SU1531860A3 (en)
ZA (1) ZA786298B (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046285A1 (en) * 1980-08-19 1982-02-24 Montedison S.p.A. Process for the preparation of polyolefinic plasto-elastomeric compositions by means of dynamical vulcanization
EP0107635A1 (en) * 1982-08-23 1984-05-02 Monsanto Company Process for the preparation of thermoplastic elastomers
WO1990014389A2 (en) * 1989-05-26 1990-11-29 Advanced Elastomer Systems, L.P. Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix
WO1998002489A1 (en) * 1996-07-12 1998-01-22 The Dow Chemical Company Elastomers, processes for their manufacture, and articles made from these elastomers
EP0911364A1 (en) * 1997-09-30 1999-04-28 Mitsui Chemicals, Inc. Thermoplastic elastomer and process for producing it
WO2000049086A1 (en) 1999-02-15 2000-08-24 Phoenix Aktiengesellschaft Thermoplastic vulcanizate and its method of production
US6221965B1 (en) 1996-11-14 2001-04-24 Phoenix Ag Method for producing a thermoplastic elastomer material
US6384139B1 (en) 1996-07-12 2002-05-07 The Dow Chemical Company Crosslinked elastomers processes for their manufacture and articles made from these elastomers
BE1027627B1 (en) * 2020-04-14 2021-04-30 Soc Ind Liegeoise Des Oxydes VULCANIZATION ACTIVATOR COMPOSITION
CN113316611A (en) * 2019-02-22 2021-08-27 三井化学株式会社 Olefin polymer composition and molded article thereof

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3687496T2 (en) 1985-04-16 1993-06-17 Mitsui Petrochemical Ind PARTIAL SHAPED, NETWORKED AMORPHIC COPOLYMER AND PRODUCTION.
IT1207498B (en) * 1985-05-31 1989-05-25 Himont Inc PROCEDURE FOR THE PREPARATION OF POLYOLEFINIC PLASTIC-ELASTOMERIC COMPOSITIONS, BY DYNAMIC VULCANIZATION.
DE4113063A1 (en) 1991-04-22 1992-10-29 Continental Ag Thermoplastic elastomers and process for their preparation
US6872784B2 (en) * 2000-12-29 2005-03-29 Kimberly-Clark Worldwide, Inc. Modified rubber-based adhesives
JP4231357B2 (en) * 2003-07-17 2009-02-25 リケンテクノス株式会社 Thermoplastic elastomer composition
KR100807765B1 (en) 2004-04-19 2008-02-28 미쓰이 가가쿠 가부시키가이샤 THERMOPLASTIC RESIN COMPOSITIONS, MOLDED OBJECTS MADE FROM THE COMPOSITIONS, AND α-OLEFIN COPOLYMER
JP2008031445A (en) * 2006-07-04 2008-02-14 Sumitomo Chemical Co Ltd Thermoplastic elastomer composition and method for producing the same
JP5104059B2 (en) * 2006-07-04 2012-12-19 住友化学株式会社 Method for producing thermoplastic elastomer composition and thermoplastic elastomer composition
JP2009013428A (en) * 2008-10-22 2009-01-22 Riken Technos Corp Thermoplastic elastomer composition
CA2789108C (en) * 2010-02-01 2014-11-18 Johnsonite Inc. Wall base and formulation for making the same
US8557906B2 (en) * 2010-09-03 2013-10-15 Exxonmobil Chemical Patents Inc. Flame resistant polyolefin compositions and methods for making the same
WO2018181062A1 (en) 2017-03-29 2018-10-04 株式会社イノアックコーポレーション Method for producing thermoplastic resin composition, and thermoplastic resin composition
JP7007881B2 (en) 2017-03-29 2022-01-25 株式会社イノアックコーポレーション Method for manufacturing thermoplastic resin composition
JP7100933B1 (en) * 2022-03-03 2022-07-14 株式会社Tbm Laminated sheets and food packaging containers

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037954A (en) * 1958-12-15 1962-06-05 Exxon Research Engineering Co Process for preparing a vulcanized blend of crystalline polypropylene and chlorinated butyl rubber
NL134120C (en) * 1961-11-24 1900-01-01
NL300146A (en) * 1962-11-08 1900-01-01
NL6402820A (en) * 1963-07-11 1965-01-12
DE1271980B (en) * 1963-07-11 1968-07-04 Huels Chemische Werke Ag Partly vulcanized molding compounds based on polypropylene
DE1694786A1 (en) * 1966-06-14 1971-08-26 Du Pont Hot-vulcanizable synthetic rubber mixture
US3534119A (en) * 1967-04-11 1970-10-13 Uniroyal Inc Crosslinking epdm rubber with dimethylol phenol
US3909463A (en) * 1968-11-29 1975-09-30 Allied Chem Grafted block copolymers of synthetic rubbers and polyolefins
US3741924A (en) * 1969-03-08 1973-06-26 Taoka Dyestuffs Mfg Co Ltd Rubber composition
US3709848A (en) * 1971-01-29 1973-01-09 Exxon Research Engineering Co High temperature cure systems for ethylene propylene diene monomers
US3806558A (en) * 1971-08-12 1974-04-23 Uniroyal Inc Dynamically partially cured thermoplastic blend of monoolefin copolymer rubber and polyolefin plastic
US3957919A (en) * 1974-09-24 1976-05-18 Copolymer Rubber & Chemical Corporation Thermoplastic elastomer composition and method for preparation
NL160591B (en) * 1975-07-21 1979-06-15 Monsanto Co PROCESS FOR THE PREPARATION OF ELASTOMERIC PREPARATIONS.
US4130535A (en) * 1975-07-21 1978-12-19 Monsanto Company Thermoplastic vulcanizates of olefin rubber and polyolefin resin
US4311628A (en) * 1977-11-09 1982-01-19 Monsanto Company Thermoplastic elastomeric blends of olefin rubber and polyolefin resin

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046285A1 (en) * 1980-08-19 1982-02-24 Montedison S.p.A. Process for the preparation of polyolefinic plasto-elastomeric compositions by means of dynamical vulcanization
EP0107635A1 (en) * 1982-08-23 1984-05-02 Monsanto Company Process for the preparation of thermoplastic elastomers
WO1990014389A2 (en) * 1989-05-26 1990-11-29 Advanced Elastomer Systems, L.P. Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix
WO1990014389A3 (en) * 1989-05-26 1991-10-31 Exxon Chemical Patents Inc Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix
EP0754726A2 (en) * 1989-05-26 1997-01-22 Advanced Elastomer Systems, L.P. Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix
EP0754726A3 (en) * 1989-05-26 1999-01-07 Advanced Elastomer Systems, L.P. Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix
WO1998002489A1 (en) * 1996-07-12 1998-01-22 The Dow Chemical Company Elastomers, processes for their manufacture, and articles made from these elastomers
US6384139B1 (en) 1996-07-12 2002-05-07 The Dow Chemical Company Crosslinked elastomers processes for their manufacture and articles made from these elastomers
US6221965B1 (en) 1996-11-14 2001-04-24 Phoenix Ag Method for producing a thermoplastic elastomer material
US6610786B1 (en) 1997-09-30 2003-08-26 Mitsui Chemicals Inc Thermoplastic elastomer and process for producing it
EP0911364A1 (en) * 1997-09-30 1999-04-28 Mitsui Chemicals, Inc. Thermoplastic elastomer and process for producing it
WO2000049086A1 (en) 1999-02-15 2000-08-24 Phoenix Aktiengesellschaft Thermoplastic vulcanizate and its method of production
US6774162B1 (en) 1999-02-15 2004-08-10 Polyone Corporation Thermoplastic vulcanizate and its method of production
CN113316611A (en) * 2019-02-22 2021-08-27 三井化学株式会社 Olefin polymer composition and molded article thereof
EP3929244A4 (en) * 2019-02-22 2022-11-02 Mitsui Chemicals, Inc. Olefin polymer composition and molded body of same
CN113316611B (en) * 2019-02-22 2023-06-06 三井化学株式会社 Olefin polymer composition and molded article thereof
BE1027627B1 (en) * 2020-04-14 2021-04-30 Soc Ind Liegeoise Des Oxydes VULCANIZATION ACTIVATOR COMPOSITION
EP3896129A1 (en) * 2020-04-14 2021-10-20 Societe Industrielle Liegeoise des Oxydes SA Activating composition for vulcanising

Also Published As

Publication number Publication date
DE2848448C3 (en) 1994-07-14
NL7811054A (en) 1979-05-11
IN150497B (en) 1982-10-23
AU4142578A (en) 1979-05-17
BR7807351A (en) 1979-07-24
IT7829593A0 (en) 1978-11-08
AR219136A1 (en) 1980-07-31
CA1124917A (en) 1982-06-01
BG36637A3 (en) 1984-12-16
MX4142E (en) 1982-01-06
GB2007683B (en) 1982-05-12
JPS5846138B2 (en) 1983-10-14
SU1531860A3 (en) 1989-12-23
ES474870A1 (en) 1980-04-01
IL55902A (en) 1982-04-30
IL55902A0 (en) 1979-01-31
ZA786298B (en) 1979-10-31
DE2848448C2 (en) 1994-07-14
NL186641B (en) 1990-08-16
AU523072B2 (en) 1982-07-08
PL126439B1 (en) 1983-08-31
DE2848448A1 (en) 1979-05-10
IT1100929B (en) 1985-09-28
FR2408632B1 (en) 1985-10-18
FR2408632A1 (en) 1979-06-08
MX149404A (en) 1983-11-03
JPS5499156A (en) 1979-08-04
PL210789A1 (en) 1979-08-13
NL186641C (en) 1993-08-16
SU1105119A3 (en) 1984-07-23

Similar Documents

Publication Publication Date Title
GB2007683A (en) Thermoplastic elastomeric blends of olefin rubber and polyolefin resin
ES454255A1 (en) Thermoplastic compositions of high unsaturation diene rubber and polyolefin resin
ES465202A1 (en) Elastoplastic compositions of butyl rubber and polyolefin resin
IL38599A0 (en) Dynamically partially cured thermoplastic blend of monoolefin copolymer rubber and polyolefin plastic and method of making the same
ZA72387B (en) Thermoplastic blend of partially cured monoolefin copolymer rubber and polyolefin plastic
ZA764320B (en) Thermoplastic vulcanizates of olefin rubber and polyolefin resin
MY102342A (en) Elastoplastic compositions
JPS5569634A (en) Moldable and vulcanizable rubber mixture and vulcanization
RO85393A (en) VULCANIZABLE RUBBER COMPOSITION
FR2535732B1 (en) RUBBER COMPOSITION
SE7710351L (en) THERMOPLASTIC RUBBER COMPOSITIONS
JPS56159234A (en) Blend of thermoplastic elastomer with bitumen
AR197178A1 (en) RUBBER COMPOSITION CONTAINING A VULCANIZATION ACCELERATOR, AND VULCANIZED PREPARED WITH THE SAME
AU506201B2 (en) Vulcanized blend of polyolefin resin and monoolefin copolymer rubber
ATE44543T1 (en) THERMOPLASTIC ELASTOMERS.
BR8600881A (en) VULCANIZABLE ELASTOMERIC COMPOSITION, SYNERGIC ANTI-OXIDANT COMPOSITION, VULCANIZED COMPOSITION AND RUBBER ARTICLE
GB1368755A (en) Cured polyolefin rubber butadience resin compositions
GB1077361A (en) Vulcanizable compositions containing olefinic copolymers
BR8106654A (en) COMPOSITE, VULCANIZABLE RUBBER COMPOSITION AND VULCANIZED RUBBER COMPOSITION
FR1290664A (en) closure or fastening element in the form of plastic or rubber band
BE761530A (en) VULCANIZABLE COMPOSITION WITH SULFUR IN THE FORM OF OLEFINIC TERPOLYMER AND UNSATURE RUBBER
KR860008225A (en) Haitai made of high rigid polypropylene
JPS5592750A (en) Rubber*resin composition
AU423784B2 (en) Blends of rubber with thermoplastic resin and microcellular compositions prepared therefrom
FR82777E (en) closure or fastening element in the form of plastic or rubber band

Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19981107