BE798747A - Procede d'hydrolyse heterogene de copolymeres oxymethyleniques fondus - Google Patents

Procede d'hydrolyse heterogene de copolymeres oxymethyleniques fondus

Info

Publication number
BE798747A
BE798747A BE130437A BE130437A BE798747A BE 798747 A BE798747 A BE 798747A BE 130437 A BE130437 A BE 130437A BE 130437 A BE130437 A BE 130437A BE 798747 A BE798747 A BE 798747A
Authority
BE
Belgium
Prior art keywords
oxymethylenic
heterogenous
copolymers
molten
hydrolysis process
Prior art date
Application number
BE130437A
Other languages
English (en)
Inventor
M D Golder
Original Assignee
Celanese Corp
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 Celanese Corp filed Critical Celanese Corp
Publication of BE798747A publication Critical patent/BE798747A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/30—Chemical modification by after-treatment
    • C08G2/36—Chemical modification by after-treatment by depolymerisation
BE130437A 1972-04-26 1973-04-26 Procede d'hydrolyse heterogene de copolymeres oxymethyleniques fondus BE798747A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24762572A 1972-04-26 1972-04-26

Publications (1)

Publication Number Publication Date
BE798747A true BE798747A (fr) 1973-10-26

Family

ID=22935649

Family Applications (1)

Application Number Title Priority Date Filing Date
BE130437A BE798747A (fr) 1972-04-26 1973-04-26 Procede d'hydrolyse heterogene de copolymeres oxymethyleniques fondus

Country Status (16)

Country Link
JP (1) JPS5633416B2 (fr)
AT (1) AT326917B (fr)
BE (1) BE798747A (fr)
BR (1) BR7303030D0 (fr)
CA (1) CA989994A (fr)
CH (1) CH585770A5 (fr)
DE (1) DE2319973B2 (fr)
DK (1) DK141585B (fr)
FI (1) FI57432C (fr)
FR (1) FR2182076B1 (fr)
GB (1) GB1407144A (fr)
IT (1) IT982824B (fr)
NL (1) NL175729C (fr)
NO (1) NO132433C (fr)
SE (1) SE386192B (fr)
SU (1) SU695561A3 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55157617A (en) * 1979-05-28 1980-12-08 Mitsubishi Gas Chem Co Inc Thermal stabilization of oxymethylene copolymer
JPS63153814A (ja) * 1986-07-09 1988-06-27 F S K Kk ウエハ貼着用粘着シ−ト
JPH06101455B2 (ja) * 1987-05-27 1994-12-12 リンテック株式会社 ウエハ研摩用保護シ−トおよびこのシ−トを用いたウエハ面の研摩方法
JPH0641504A (ja) * 1991-07-12 1994-02-15 Saiden Kagaku Kk アルカリ可溶型粘着剤組成物
JP2727143B2 (ja) * 1991-12-03 1998-03-11 サイデン化学株式会社 アルカリ可溶型粘着剤組成物
US7763265B2 (en) 2004-06-30 2010-07-27 Dak Americas, Llc UV barrier formulation for polyesters

Also Published As

Publication number Publication date
GB1407144A (en) 1975-09-24
SE386192B (sv) 1976-08-02
JPS4923294A (fr) 1974-03-01
NL175729B (nl) 1984-07-16
DK141585C (fr) 1980-10-06
DE2319973A1 (de) 1973-11-08
FR2182076A1 (fr) 1973-12-07
NL7305758A (fr) 1973-10-30
DE2319973B2 (de) 1981-06-04
NL175729C (nl) 1984-12-17
AT326917B (de) 1976-01-12
CH585770A5 (fr) 1977-03-15
CA989994A (en) 1976-05-25
NO132433C (fr) 1975-11-12
BR7303030D0 (pt) 1974-07-18
FR2182076B1 (fr) 1980-01-04
DK141585B (da) 1980-04-28
FI57432C (fi) 1980-08-11
SU695561A3 (ru) 1979-10-30
ATA366573A (de) 1975-03-15
JPS5633416B2 (fr) 1981-08-04
FI57432B (fi) 1980-04-30
NO132433B (fr) 1975-08-04
IT982824B (it) 1974-10-21

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CELANESE CORP.

Effective date: 19920430