FR1167847A - Block copolymers of formaldehyde and polymers containing active hydrogen - Google Patents

Block copolymers of formaldehyde and polymers containing active hydrogen

Info

Publication number
FR1167847A
FR1167847A FR1167847DA FR1167847A FR 1167847 A FR1167847 A FR 1167847A FR 1167847D A FR1167847D A FR 1167847DA FR 1167847 A FR1167847 A FR 1167847A
Authority
FR
France
Prior art keywords
formaldehyde
block copolymers
active hydrogen
polymers containing
containing active
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
Other languages
French (fr)
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 FR1167847A publication Critical patent/FR1167847A/en
Expired legal-status Critical Current

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
    • C08G2/38—Block or graft polymers prepared by polymerisation of aldehydes or ketones on to macromolecular compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
FR1167847D 1955-11-30 1956-11-28 Block copolymers of formaldehyde and polymers containing active hydrogen Expired FR1167847A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US807589XA 1955-11-30 1955-11-30

Publications (1)

Publication Number Publication Date
FR1167847A true FR1167847A (en) 1958-12-01

Family

ID=22159424

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1167847D Expired FR1167847A (en) 1955-11-30 1956-11-28 Block copolymers of formaldehyde and polymers containing active hydrogen

Country Status (4)

Country Link
DE (1) DE1139974B (en)
FR (1) FR1167847A (en)
GB (1) GB807589A (en)
NL (2) NL216498A (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL255237A (en) * 1959-08-29 1900-01-01
DE1150525B (en) * 1961-02-16 1963-06-20 Basf Ag Process for the production of block graft polymers
NL287017A (en) * 1961-12-27 1900-01-01
US3281499A (en) * 1962-02-27 1966-10-25 Celanese Corp Block copolymers containing an interior segment of oxymetehylene polymer and polymers of ethylenically unsaturated monomers as exterior segments
US3219621A (en) * 1962-04-30 1965-11-23 Celanese Corp Stabilization of oxymethylene copolymers by 2-hydroxy benzophenones
US3376361A (en) * 1963-06-24 1968-04-02 Celanese Corp Formaldehyde block copolymers
US3327023A (en) * 1963-09-11 1967-06-20 Du Pont Polyoxymethylene polymer stabilization
US3385832A (en) * 1964-09-28 1968-05-28 Ici Ltd Oxymethylene polymers having olefinic double bonds in the polymer chain
US5210137A (en) * 1990-11-19 1993-05-11 Shell Oil Company Polyketone polymer blends
DE10251332B4 (en) 2002-11-05 2006-07-27 Ticona Gmbh Polyoxymethylene copolymers, their preparation and use
DE10340976B4 (en) * 2003-09-05 2006-04-13 Ticona Gmbh Polyoxymethylene multiblock copolymers, their preparation and use
GB0329654D0 (en) * 2003-12-23 2004-01-28 Smith & Nephew Tunable segmented polyacetal
CN101594831B (en) 2006-11-30 2011-09-14 史密夫和内修有限公司 Fiber reinforced composite material
EP2142353A1 (en) 2007-04-18 2010-01-13 Smith & Nephew PLC Expansion moulding of shape memory polymers
WO2008131197A1 (en) 2007-04-19 2008-10-30 Smith & Nephew, Inc. Multi-modal shape memory polymers
AU2008243035B2 (en) 2007-04-19 2013-09-12 Smith & Nephew, Inc. Graft fixation
CA2895583A1 (en) 2012-12-21 2014-06-26 Bayer Materialscience Ag Method for producing formaldehyde/co2 copolymers
PL2935387T3 (en) 2012-12-21 2017-08-31 Covestro Deutschland Ag Nco modified polyoxymethylene block copolymers
CN104937001B (en) 2012-12-21 2017-03-08 科思创德国股份有限公司 The polyformaldehyde block copolymer of functionalization
CN105408377B (en) * 2013-06-13 2018-06-22 科思创德国股份公司 Polyether carbonate-polyformaldehyde block copolymer
WO2015155094A1 (en) 2014-04-07 2015-10-15 Bayer Materialscience Ag Process for the production of polyoxymethylene block copolymers
EP3643730A1 (en) 2018-10-26 2020-04-29 Covestro Deutschland AG Method for the preparation of polyoxymethylene polyoxyalkylene block copolymers
EP3653657A1 (en) 2018-11-16 2020-05-20 Covestro Deutschland AG Method for the preparation of prepolymers comprising a polyoxymethylene block
EP3656797A1 (en) 2018-11-22 2020-05-27 Covestro Deutschland AG Method for the preparation of polyoxymethylene polyoxyalkylene block copolymers
EP3838938A1 (en) 2019-12-18 2021-06-23 Covestro Deutschland AG Method for the preparation of polyoxymethylene polyoxyalkylene copolymers
EP4015555A1 (en) 2020-12-18 2022-06-22 Covestro Deutschland AG Method for preparing a monol or polyol comprising a polyoxymethylene block

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE542286C (en) * 1929-08-14 1932-01-22 I G Farbenindustrie Akt Ges Process for the representation of high molecular substances
DE737630C (en) * 1930-06-22 1943-07-20 Ig Farbenindustrie Ag Process for the condensation of polyvinyl alcohols with aldehydes
FR819577A (en) * 1936-03-28 1937-10-21 Ig Farbenindustrie Ag Process for preparing artificial resins
DE717169C (en) * 1936-03-29 1942-02-10 Ig Farbenindustrie Ag Process for the production of synthetic resins
US2296249A (en) * 1940-08-26 1942-09-22 Du Pont Polymers of formaldehyde
DE895217C (en) * 1942-09-15 1953-11-02 Bayer Ag Process for the production of condensation products
DE897485C (en) * 1944-09-09 1953-11-23 Bayer Ag Process for the production of condensation products
DE910594C (en) * 1951-06-03 1954-05-03 Basf Ag Process for the production of polycondensation products
FR1088385A (en) * 1952-08-30 1955-03-07 Du Pont Polymerization of formaldehyde

Also Published As

Publication number Publication date
NL109080C (en)
NL216498A (en)
GB807589A (en) 1959-01-21
DE1139974B (en) 1962-11-22

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