GB675170A - Improvements in synthetic resins obtained by condensation of polyhydric phenols and epichlorhydrin - Google Patents
Improvements in synthetic resins obtained by condensation of polyhydric phenols and epichlorhydrinInfo
- Publication number
- GB675170A GB675170A GB33026/47A GB3302647A GB675170A GB 675170 A GB675170 A GB 675170A GB 33026/47 A GB33026/47 A GB 33026/47A GB 3302647 A GB3302647 A GB 3302647A GB 675170 A GB675170 A GB 675170A
- Authority
- GB
- United Kingdom
- Prior art keywords
- parts
- phenol
- bis
- epichlorhydrin
- heated
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
- B29C70/502—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC] by first forming a mat composed of short fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
- B29C67/248—Moulding mineral fibres or particles bonded with resin, e.g. for insulating or roofing board
- B29C67/249—Moulding mineral fibres or particles bonded with resin, e.g. for insulating or roofing board for making articles of indefinite length
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/02—Polycondensates containing more than one epoxy group per molecule
- C08G59/04—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof
- C08G59/06—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols
- C08G59/066—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols with chain extension or advancing agents
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/62—Alcohols or phenols
- C08G59/621—Phenols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2061/00—Use of condensation polymers of aldehydes or ketones or derivatives thereof, as moulding material
- B29K2061/04—Phenoplasts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Epoxy Resins (AREA)
Abstract
Resinous products are obtained from chlorhydrins and polyhydric phenols by reacting epichlorhydrin and a dihydric phenol in molar proportions of 2 to 1 in presence of alkali to form a complex intermediate product which is washed free from alkali and then heated with a further quantity of a dihydric phenol. Dihydric phenols specified are resorcinol, hydroquinone, bisphenol, p,p1-dihydroxybenzophenone, p,p1-dihydroxy diphenyl, p,p1-dihydroxydibenzyl, bis - (4 - hydroxy - phenyl) sulphone, 2,21 - dihydroxy - 1,11 - dinaphthyl methane. In examples: (1) 798 parts bis-phenol were dissolved in 730 parts water containing 200 parts NaOH and 650 parts epichlorhydrin were added to the solution, the temperature rising to 70 DEG C. in 45 minutes. Further additions of 80 and 29 parts NaOH were made at intervals and the mixture heated to 95 DEG C. for 1 hour. The resinous layer was separated, washed with water, and dried at 130 DEG C. 325 parts of the resin obtained were heated with (2) 57 parts bis-phenol, (3) 114 parts bis-phenol. Specification 675,169 is referred to.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US287879XA | 1945-09-18 | 1945-09-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB675170A true GB675170A (en) | 1952-07-09 |
Family
ID=21845423
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB33025/47A Expired GB675169A (en) | 1945-09-18 | 1947-12-15 | Improvements in synthetic resins obtained by condensation of polyhydric phenol and halogenhydrins |
GB33026/47A Expired GB675170A (en) | 1945-09-18 | 1947-12-15 | Improvements in synthetic resins obtained by condensation of polyhydric phenols and epichlorhydrin |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB33025/47A Expired GB675169A (en) | 1945-09-18 | 1947-12-15 | Improvements in synthetic resins obtained by condensation of polyhydric phenol and halogenhydrins |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE479912A (en) |
CH (2) | CH287879A (en) |
FR (1) | FR960044A (en) |
GB (2) | GB675169A (en) |
NL (1) | NL69678C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2092593A (en) * | 1980-12-18 | 1982-08-18 | Sumitomo Chemical Co | Poly(hydroxy ether) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL182879B (en) * | 1951-02-26 | Dow Chemical Co | PROCEDURE FOR THE PREPARATION OF A HERBICIDE PREPARATION, AND SUITABLE SUBSTITUTED 2-PHENYL-2-ETHYLOXIRAN COMPOUNDS FOR THIS. | |
NL83856C (en) * | 1952-03-11 | 1900-01-01 | ||
DE1046875B (en) * | 1952-03-12 | 1958-12-18 | Henkel & Cie Gmbh | Process for curing resinous compounds containing epoxy groups |
US2694694A (en) * | 1952-10-17 | 1954-11-16 | Devoe & Raynolds Co | Manufacture of epoxide resins |
US2731444A (en) * | 1952-10-21 | 1956-01-17 | Devoe & Raynolds Co | Epoxide resin cured with a polyhydric aliphatic alcohol |
DE1033411B (en) * | 1952-12-10 | 1958-07-03 | Bisterfeld & Stolting Inh Erns | Process for the production of alkali-resistant phenolic resins |
NL103227C (en) * | 1953-04-06 | |||
BE528539A (en) * | 1953-05-04 | |||
LU32962A1 (en) * | 1953-06-25 | |||
DE1012068B (en) * | 1955-08-04 | 1957-07-11 | Albert Ag Chem Werke | Use of epoxy resins partially esterified with saturated or unsaturated fatty acids as casting resins |
NL229031A (en) * | 1957-06-27 | |||
US4251594A (en) * | 1979-09-27 | 1981-02-17 | The Dow Chemical Company | Process for preparing resin impregnated substrates for use in preparing electrical laminates |
-
0
- BE BE479912D patent/BE479912A/xx unknown
- NL NL69678D patent/NL69678C/xx active
- FR FR960044D patent/FR960044A/fr not_active Expired
-
1947
- 1947-12-15 GB GB33025/47A patent/GB675169A/en not_active Expired
- 1947-12-15 GB GB33026/47A patent/GB675170A/en not_active Expired
-
1948
- 1948-02-17 CH CH287879D patent/CH287879A/en unknown
- 1948-02-17 CH CH293443D patent/CH293443A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2092593A (en) * | 1980-12-18 | 1982-08-18 | Sumitomo Chemical Co | Poly(hydroxy ether) |
Also Published As
Publication number | Publication date |
---|---|
CH287879A (en) | 1952-12-31 |
FR960044A (en) | 1950-04-12 |
BE479912A (en) | |
CH293443A (en) | 1953-09-30 |
NL69678C (en) | |
GB675169A (en) | 1952-07-09 |
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