ES454274A1 - Procedimiento para la obtencion de aglomerantes acuosos con contenido de polialcohol cinilico para abrasivos. - Google Patents

Procedimiento para la obtencion de aglomerantes acuosos con contenido de polialcohol cinilico para abrasivos.

Info

Publication number
ES454274A1
ES454274A1 ES454274A ES454274A ES454274A1 ES 454274 A1 ES454274 A1 ES 454274A1 ES 454274 A ES454274 A ES 454274A ES 454274 A ES454274 A ES 454274A ES 454274 A1 ES454274 A1 ES 454274A1
Authority
ES
Spain
Prior art keywords
binder compositions
precondensate
dilutable
abrasives
koh
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
ES454274A
Other languages
English (en)
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.)
Hoechst AG
Original Assignee
Hoechst 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 Hoechst AG filed Critical Hoechst AG
Publication of ES454274A1 publication Critical patent/ES454274A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
    • C08L29/02—Homopolymers or copolymers of unsaturated alcohols
    • C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
    • B24D3/28—Resins or natural or synthetic macromolecular compounds
    • B24D3/285—Reaction products obtained from aldehydes or ketones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
    • B24D3/28—Resins or natural or synthetic macromolecular compounds
    • B24D3/30—Resins or natural or synthetic macromolecular compounds for close-grained structure
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers

Abstract

Procedimiento de obtención de aglomerantes acuosos con contenido de polialcohol vinílico para abrasivos caracterizado porque a un precondensado (A) de formaldehído y fenol o de melamina o de urea, endurecible mediante calor, diluible con agua, se adiciona un polialcohol vinílico (B) con un índice de éster de 5-270, preferentemente 160-210 mg KOH/g y una viscosidad de 2,3,-3,5 cP, siendo la relación de peso de los componentes (A) y (B) de 1:9 a 9:1, preferentemente 1,5:1 a 1:1.
ES454274A 1975-12-22 1976-12-16 Procedimiento para la obtencion de aglomerantes acuosos con contenido de polialcohol cinilico para abrasivos. Expired ES454274A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2557789A DE2557789C3 (de) 1975-12-22 1975-12-22 Polyvinylalkoholhaltige wäßrige Bindemittel für Schleifmittel

Publications (1)

Publication Number Publication Date
ES454274A1 true ES454274A1 (es) 1978-06-01

Family

ID=5965163

Family Applications (1)

Application Number Title Priority Date Filing Date
ES454274A Expired ES454274A1 (es) 1975-12-22 1976-12-16 Procedimiento para la obtencion de aglomerantes acuosos con contenido de polialcohol cinilico para abrasivos.

Country Status (12)

Country Link
JP (1) JPS5281694A (es)
AT (1) AT353920B (es)
BE (1) BE849755A (es)
CH (1) CH602852A5 (es)
DE (1) DE2557789C3 (es)
ES (1) ES454274A1 (es)
FI (1) FI763648A (es)
FR (1) FR2336445A1 (es)
GB (1) GB1566890A (es)
IT (1) IT1070441B (es)
NL (1) NL7614051A (es)
SE (1) SE7614331L (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2120263B (en) * 1982-05-17 1985-07-31 Ciba Geigy Ag A process for curing acid-curable abrasive compositions
JPH0714591B2 (ja) * 1983-01-28 1995-02-22 株式会社ノリタケカンパニーリミテド 多孔質砥石の製造法
JPH0641110B2 (ja) * 1990-01-22 1994-06-01 ソマール株式会社 研磨フィルムの製造方法
CN101693780B (zh) * 2009-07-24 2012-07-04 扬中市江南砂布有限公司 一种涂附磨具用酚醛树脂及其制备方法

Also Published As

Publication number Publication date
DE2557789C3 (de) 1979-02-01
CH602852A5 (es) 1978-08-15
FR2336445B1 (es) 1982-08-27
JPS5281694A (en) 1977-07-08
FI763648A (es) 1977-06-23
DE2557789A1 (de) 1977-06-30
DE2557789B2 (de) 1978-06-08
NL7614051A (nl) 1977-06-24
GB1566890A (en) 1980-05-08
SE7614331L (sv) 1977-06-23
BE849755A (fr) 1977-06-22
FR2336445A1 (fr) 1977-07-22
IT1070441B (it) 1985-03-29
ATA942276A (de) 1979-05-15
AT353920B (de) 1979-12-10

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970612