GB1422027A - Continuous saponification of vinyl acetate polymers - Google Patents

Continuous saponification of vinyl acetate polymers

Info

Publication number
GB1422027A
GB1422027A GB4910873A GB4910873A GB1422027A GB 1422027 A GB1422027 A GB 1422027A GB 4910873 A GB4910873 A GB 4910873A GB 4910873 A GB4910873 A GB 4910873A GB 1422027 A GB1422027 A GB 1422027A
Authority
GB
United Kingdom
Prior art keywords
per cent
vinyl acetate
conveyer belt
mole per
attained
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
GB4910873A
Other languages
English (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.)
Wacker Chemie AG
Original Assignee
Wacker Chemie AG
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 Wacker Chemie AG filed Critical Wacker Chemie AG
Publication of GB1422027A publication Critical patent/GB1422027A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
    • B65G15/30—Belts or like endless load-carriers
    • B65G15/32—Belts or like endless load-carriers made of rubber or plastics
    • B65G15/42—Belts or like endless load-carriers made of rubber or plastics having ribs, ridges, or other surface projections
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/04—Bulk

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
GB4910873A 1972-10-20 1973-10-22 Continuous saponification of vinyl acetate polymers Expired GB1422027A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2251603A DE2251603A1 (de) 1972-10-20 1972-10-20 Verfahren zur kontinuierlichen umesterung von polyvinylacetat

Publications (1)

Publication Number Publication Date
GB1422027A true GB1422027A (en) 1976-01-21

Family

ID=5859633

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4910873A Expired GB1422027A (en) 1972-10-20 1973-10-22 Continuous saponification of vinyl acetate polymers

Country Status (8)

Country Link
JP (1) JPS518999B2 (https=)
BE (1) BE806338A (https=)
DE (1) DE2251603A1 (https=)
ES (1) ES419817A1 (https=)
FR (1) FR2203836B1 (https=)
GB (1) GB1422027A (https=)
IT (1) IT1008562B (https=)
NL (1) NL7314443A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6576720B2 (en) 2001-02-08 2003-06-10 Wacker Polymer Systems Gmbh & Co. Kg Preparation of polyvinyl alcohol
US10000586B2 (en) 2013-12-06 2018-06-19 Wacker Chemie Ag Method for producing polyvinyl alcohol

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2280026A1 (en) * 1997-12-18 1999-07-01 Jean Daniel Stucki Conveyor belt with entraining interlinked telescoping triple cleat assemblies
JP5393383B2 (ja) 2009-09-30 2014-01-22 Ｈｏｙａ株式会社 内視鏡の処置具起上操作装置
CN106661147B (zh) * 2014-06-04 2019-04-30 株式会社可乐丽 聚乙烯醇粉体及其制造方法
CN107934373A (zh) * 2017-11-24 2018-04-20 醴陵市绿源商贸有限公司 一种传送皮带的防爆方法及其防爆结构

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1123345A (fr) * 1955-06-22 1956-09-20 Hutchinson Cie Ets Perfectionnement aux courroies transporteuses
US3072624A (en) * 1959-12-29 1963-01-08 Kurashiki Rayon Co Saponification process for preparation of polyvinyl alcohol
CS150962B2 (https=) * 1967-09-09 1973-09-17

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6576720B2 (en) 2001-02-08 2003-06-10 Wacker Polymer Systems Gmbh & Co. Kg Preparation of polyvinyl alcohol
US10000586B2 (en) 2013-12-06 2018-06-19 Wacker Chemie Ag Method for producing polyvinyl alcohol

Also Published As

Publication number Publication date
IT1008562B (it) 1976-11-30
ES419817A1 (es) 1976-03-01
NL7314443A (https=) 1974-04-23
DE2251603A1 (de) 1974-04-25
JPS518999B2 (https=) 1976-03-23
FR2203836B1 (https=) 1976-11-19
FR2203836A1 (https=) 1974-05-17
JPS4974788A (https=) 1974-07-18
BE806338A (fr) 1974-04-22

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee