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RU2003122801A - ACID CATALYST FOR PRODUCING FOAM PLASTS FROM LIQUID PHENOLFORMALDEHYDE COMPOSITIONS - Google Patents

ACID CATALYST FOR PRODUCING FOAM PLASTS FROM LIQUID PHENOLFORMALDEHYDE COMPOSITIONS Download PDF

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Publication number
RU2003122801A
RU2003122801A RU2003122801/04A RU2003122801A RU2003122801A RU 2003122801 A RU2003122801 A RU 2003122801A RU 2003122801/04 A RU2003122801/04 A RU 2003122801/04A RU 2003122801 A RU2003122801 A RU 2003122801A RU 2003122801 A RU2003122801 A RU 2003122801A
Authority
RU
Russia
Prior art keywords
compositions
plasts
acid catalyst
liquid
producing foam
Prior art date
Application number
RU2003122801/04A
Other languages
Russian (ru)
Other versions
RU2237516C1 (en
Inventor
Василий Дмитриевич Валгин (RU)
Василий Дмитриевич Валгин
Original Assignee
Василий Дмитриевич Валгин (RU)
Василий Дмитриевич Валгин
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 Василий Дмитриевич Валгин (RU), Василий Дмитриевич Валгин filed Critical Василий Дмитриевич Валгин (RU)
Priority to RU2003122801/04A priority Critical patent/RU2237516C1/en
Application granted granted Critical
Publication of RU2237516C1 publication Critical patent/RU2237516C1/en
Publication of RU2003122801A publication Critical patent/RU2003122801A/en

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  • Phenolic Resins Or Amino Resins (AREA)

Claims (1)

Жидкий катализатор для получения из жидких фенолформальдегидных композиций пенопластов, отличающийся тем, что с целью исключения или снижения его коррозионной активности по отношению к стали, он содержитA liquid catalyst for the production of foams from liquid phenol-formaldehyde compositions, characterized in that in order to eliminate or reduce its corrosion activity with respect to steel, it contains жидкую новолачную фенолформальдегидную смолу, в которой моль-соотношение формальдегида к фенолу составляет (0,5-0,8):1;a liquid novolac phenol-formaldehyde resin in which the molar ratio of formaldehyde to phenol is (0.5-0.8): 1; сульфоароматическую кислоту в количестве, соответствующему кислотному числу от 80 до 210 мг КОН/г;sulfoaromatic acid in an amount corresponding to an acid number of from 80 to 210 mg KOH / g; воду в количестве не более 16, предпочтительно 10-12 мас.%.water in an amount of not more than 16, preferably 10-12 wt.%.
RU2003122801/04A 2003-07-21 2003-07-21 Acid catalyst for manufacturing foamed plastics from liquid phenol-formaldehyde compositions RU2237516C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2003122801/04A RU2237516C1 (en) 2003-07-21 2003-07-21 Acid catalyst for manufacturing foamed plastics from liquid phenol-formaldehyde compositions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2003122801/04A RU2237516C1 (en) 2003-07-21 2003-07-21 Acid catalyst for manufacturing foamed plastics from liquid phenol-formaldehyde compositions

Publications (2)

Publication Number Publication Date
RU2237516C1 RU2237516C1 (en) 2004-10-10
RU2003122801A true RU2003122801A (en) 2005-02-20

Family

ID=33538206

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2003122801/04A RU2237516C1 (en) 2003-07-21 2003-07-21 Acid catalyst for manufacturing foamed plastics from liquid phenol-formaldehyde compositions

Country Status (1)

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RU (1) RU2237516C1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES8102863A1 (en) * 1980-07-22 1981-02-16 Iglesias Hernandez Eduardo Process for binding aggregates using a polymerizable binder.
GB2343181A (en) * 1998-10-30 2000-05-03 Kingspan Ind Insulation Limite A phenolic foam

Also Published As

Publication number Publication date
RU2237516C1 (en) 2004-10-10

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Effective date: 20070130

MM4A The patent is invalid due to non-payment of fees

Effective date: 20080722