GB1549225A - Condensation products - Google Patents

Condensation products

Info

Publication number
GB1549225A
GB1549225A GB38010/76A GB3801076A GB1549225A GB 1549225 A GB1549225 A GB 1549225A GB 38010/76 A GB38010/76 A GB 38010/76A GB 3801076 A GB3801076 A GB 3801076A GB 1549225 A GB1549225 A GB 1549225A
Authority
GB
United Kingdom
Prior art keywords
condensation products
condensation
products
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
GB38010/76A
Inventor
Martin Dr Meister
Guenter Dr Boehmke
Otto Dr Schneider
Hans-Heinz Dr Moells
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of GB1549225A publication Critical patent/GB1549225A/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
    • C08G6/00—Condensation polymers of aldehydes or ketones only
    • C08G6/02—Condensation polymers of aldehydes or ketones only of aldehydes with ketones
GB38010/76A 1975-09-20 1976-09-14 Condensation products Expired GB1549225A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2542090A DE2542090C2 (en) 1975-09-20 1975-09-20 Condensation products from cycloalkanones, formaldehyde and alkali bisulfite

Publications (1)

Publication Number Publication Date
GB1549225A true GB1549225A (en) 1979-08-01

Family

ID=5957038

Family Applications (1)

Application Number Title Priority Date Filing Date
GB38010/76A Expired GB1549225A (en) 1975-09-20 1976-09-14 Condensation products

Country Status (8)

Country Link
JP (1) JPS6023694B2 (en)
BR (1) BR7606199A (en)
CH (1) CH606161A5 (en)
DE (1) DE2542090C2 (en)
ES (1) ES451620A1 (en)
FR (1) FR2324661A1 (en)
GB (1) GB1549225A (en)
MX (1) MX143807A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5717495A (en) * 1980-07-07 1982-01-29 Nippon Telegr & Teleph Corp <Ntt> Growing apparatus for single crystal
DE3144673A1 (en) * 1981-11-10 1983-05-26 Skw Trostberg Ag, 8223 Trostberg ACID GROUPS CONTAINING THERMOSTABLE, HYDROPHILIC CONDENSATION PRODUCTS OF ALDEHYDES AND KETONES
JPS59164698A (en) * 1983-03-10 1984-09-17 Toshiba Corp Preparation of single crystal
JPS59174593A (en) * 1983-03-25 1984-10-03 Toshiba Corp Exothermic resistance element for production unit of single crystal
JPS6027683A (en) * 1983-07-21 1985-02-12 Toshiba Corp Resistant heater for single crystal production apparatus
JPS6046998A (en) * 1983-08-26 1985-03-14 Sumitomo Electric Ind Ltd Pulling up of single crystal and its device
JPS6144794A (en) * 1984-08-08 1986-03-04 Hitachi Ltd Heating element
DE59107778D1 (en) 1990-03-09 1996-06-13 Bayer Ag Mixed condensation products
JP2631045B2 (en) * 1991-06-03 1997-07-16 コマツ電子金属株式会社 Single crystal manufacturing equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE498706A (en) * 1949-10-14
FR1595632A (en) * 1967-10-17 1970-06-15
DE1720729A1 (en) * 1967-10-17 1971-07-08 Bayer Ag Condensation products
DE2410863A1 (en) * 1974-03-07 1975-09-18 Bayer Ag Cycloalkanone-formaldehyde condensates - prepd. in presence of ammonium salts, useful e.g. as fertilisers water-purifiers, etc.

Also Published As

Publication number Publication date
FR2324661B1 (en) 1980-05-30
DE2542090C2 (en) 1983-08-25
ES451620A1 (en) 1977-08-01
CH606161A5 (en) 1978-10-31
JPS5239787A (en) 1977-03-28
JPS6023694B2 (en) 1985-06-08
DE2542090A1 (en) 1977-03-31
MX143807A (en) 1981-07-20
FR2324661A1 (en) 1977-04-15
BR7606199A (en) 1977-06-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930914